Publications
As of April, 8th 2019 |
2019 | |||||
2018 | |||||
246. | M. Khalesi, A. Ziyaei Halimehjani, M. Franz, M. Schmidtmann, J. Martens: Ensembling three multicomponent reactions for the synthesis of a novel category of pseudo-peptides containing dithiocarbamate and N,X-heterocyclic groups, Amino Acids 2018. (DOI:10.1007/s00726-018-2661-0) | ||||
245. | M. Franz, T. Stalling, H. Steinert, J. Martens: First catalyst-free CO2 trapping of N-acyliminium ions at ambient conditions: Sustainable multicomponent synthesis of thia- and oxazolidinyl carbamates, Org. Biomol. Chem. 2018, 16, 8292-8304. (DOI:10.1039/C8OB01865K) | ||||
244. | T. Schlüter, N. Frerichs, M. Schmidtmann, J. Martens: Consecutive Multicomponent Reactions: Synthesis of 3-Acyl-4-alkynyl-Substituted 1,3-Thiazolidines, Synthesis 2018, 50, 1123-1132. (DOI:10.1055/s-0036-1591873)
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2017 | |||||
243. | V. K. Vashistha, J. Martens, R. Bhushan: Sensitive RP‑HPLC Enantioseparation of (RS)‑Ketamine via Chiral Derivatization Based on (S)‑Levofloxacin, Chromatographia 2017, 80, 1501-1508. (DOI:10.1007/s10337-017-3367-2) | ||||
242. | H. Nagar, J. Martens, R. Bhushan: Enantioresolution of Three Active Pharmaceutical Ingredients by Different Thin-Layer Chromatographic Approaches, J. Planar Chromat. 2017, 30, 350-356. (DOI:10.1556/1006.2017.30.5.3) | ||||
241. | K. Hajiyeva, A. Ismiev, M. Franz, M. Schmidtmann, J. Martens, A. Maharramov: A simple one-pot multicomponent approach to polyfunctionalized 2-amino-1-methyl-6-(methylthio)-5-nitro-4-aryl-1,4-dihydropyridine-3-carbonitriles, Synth. Commun. 2017, 47, 2031-2035. (DOI:10.1080/00397911.2017.1359845) | ||||
240. | M. Franz, T. Stalling, R. Schaper, M. Schmidtmann, J. Martens: Facile access to amido (thio-)xanthates under eco-friendly conditions by one-pot three-component reaction (3-CR), Synthesis 2017, 49, 4045-4054. (DOI:10.1055/s-0036-1589050) | ||||
239. | J. Martens, R. Bhushan, M. Sajewicz, T. Kowalska: Chromatographic Enantioseparations in Achiral Environments: Myth or Truth?, J. Chromatogr. Sci. 2017, 55, 748-749. (DOI:
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2016 | |||||
238. | J. Martens, R. Bhushan: Enatioseparations in Achiral Environments and Chromatographic Systems, Isr. J. Chem. 2016, 56, 990-1009. (DOI: | ||||
237. | A. Ziyaei Halimehjani, R. Mohtasham, A. Shockravi, J. Martens: Multicomponent synthesis of dithiocarbamates starting from vinyl sulfones/sulfoxides and their use in polymerization reactions, RSC Adv. 2016, 6, 75223-75226. (DOI:10.1039/C6RA15616A) | ||||
236. | D. Kröger, T. Stalling, J. Martens: The Concept of Sequential Multicomponent Reactions: A Short Synthesis of Thiazolo- and Oxazolo[1,4]benzodiazepine-2,5-diones, Synthesis 2016, 4189-4198. (DOI:10.1055/s-0035-1562457) | ||||
235. | T. Schlüter, A. Ziyaei Halimehjani, D. Wachtendorf, M. Schmidtmann, J. Martens: A Four-Component Reaction for the Synthesis of Dithiocarbamates starting from Cyclic Imines, ACS Comb. Sci. 2016, 18, 456-460. (DOI:10.1021/acscombisci.6b00029) | ||||
234. | A. Ziyaei Halimehjani, J. Martens, T. Schlüter: A one-pot three-component synthesis of dithiocarbamates starting from vinyl pyridines and vinyl pyrazine under solvent- and catalyst-free conditions, Tetrahedron 2016, 72, 3958-3965. (DOI:10.1016/j.tet.2016.05.025)
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2015 | |||||
233. | D. Kröger, M. Franz, M. Schmidtmann, J. Martens: Sequential Multicomponent Reactions and a Cu-Mediated Rearrangement: Diastereoselective Synthesis of Tricyclic Ketones, Org. Lett. 2015, 17, 5866-5869. (DOI:10.1021/acs.orglett.5b03057) (Highlighted in: Synfacts 2016, 12, 180. DOI:10.1055/s-0035-1561152) | ||||
232. | T. Stalling, J. Pauly, D. Kröger, J. Martens: Multicomponent reactions as versatile tool: development of a mild approach to 1,3-benzothiazine-2-thiones, Tetrahedron 2015, 71, 8290-8301. (DOI:10.1016/j.tet.2015.08.073) | ||||
231. | D. Kröger, T. Schlüter, M. Fischer, I. Geibel, J. Martens: Three-Component Reaction toward Polyannulated Quinazolinones, Benzoxazinones and Benzothiazinones, ACS Comb. Sci. 2015, 17, 202-207. (DOI:10.1021/co500165a) | ||||
230. | R. Bhushan, H. Nagar, J. Martens: Resolution of enantiomers with both achiral phases in chromatography: Conceptual challenge, RSC Adv. 2015, 5, 28316-28323. (DOI:10.1039/C5RA01496D) | ||||
229. | F. Brockmeyer, V. Morosow, J. Martens: A new multicomponent reaction: Unexpected formation of derivatizable cyclic α-alkoxy isothioureas, Org. Biomol. Chem. 2015, 13, 3341-3346. (DOI:10.1039/C4OB02608J) | ||||
228. | R. Kumar, J. Martens, R. Bhushan: Enantiomerization Study of Atropine and its Semipreparative Enantioseparation along with (1RS,2SR)-(±)-Ephedrine on Polyacrylamide Column Using High-Performance Liquid Chromatography, J. Liq. Chromatogr. Relat. Technol. 2015, 38, 111-116. (DOI:10.1080/10826076.2014.883539)
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2014 | |||||
227. | F. Brockmeyer, J. Martens: Regioselective Air Oxidation of Sulfides to O,S-Acetals in a Bubble Column, ChemSusChem 2014, 7, 2441-2444. (DOI:10.1002/cssc.201402310) | ||||
226. | F. Brockmeyer, R. Schoemaker, M. Schmidtmann, J. Martens: Multicomponent reaction for the first synthesis of 2,2-dialkyl- and 2-alkyl-2-aralkyl-5,6-diarly-2H-1,3-thiazines as scaffolds for various 3,4-dihydro-2H-1,3-thiazine derivatives, Org. Biomol. Chem. 2014, 5168-5181. (DOI:10.1039/C4OB00866A) | ||||
225. | F. Brockmeyer, D. van Gerven, W. Saak, J. Martens: Two Sequential Multicomponent Reactions: Synthesis of Thiazolidin-4-yl-1,3,4-oxadiazoles under Mild Conditions, Synthesis 2014, 1603-1612. (DOI:10.1055/s-0033-1341043) | ||||
224. | J. Martens, R. Bhushan: Purification of Enantiomeric Mixtures in Enantioselective Synthesis: Overlooked Errors and Scientific Basis of Separation in Achiral Environment, Helv. Chimica Acta 2014, 97, 161-187. (DOI:10.1002/hlca.201300392) | ||||
223. | A. Sehlinger, M. A. R. Meier, T. Stalling, J. Martens: Oxa- and Thiazolidine Containing Polymers Derived via the Asinger Four-Component Reaction: the Ring Matters, Macromol. Chem. Phys. 2014, 215, 412-420. (DOI:10.1002/macp.201300716) | ||||
222. | T. Stalling, J. Pauly, M. Schmidtmann, J. Martens: Multicomponent Synthesis of Bicyclic Thiazolidinethiones and Oxazolidinones in Water, Eur. J. Org. Chem. 2014, 833-843. (DOI:10.1002/ejoc.201301213) | ||||
221. | W. Germer, T. Stalling, U. Kramer, W. Saak, J. Martens: A Novel Rearrangement Reaction of N-Acyliminium Ions Leading to Heterobicycles Arylated at Bridgehead Atom, Heteroat. Chem. 2014, 25, 20-27. (DOI:10.1002/hc.21131)
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2013 | |||||
220. | T. Stalling, W. Saak, J. Martens: Synthesis of Bicyclic Thiazolidinethiones and Oxazolidinones by Water-Mediated Multicomponent Reactions (MCR) and Ring-Closing Metathesis (RCM), Eur. J. Org. Chem. 2013, 8022-8032. (DOI:10.1002/ejoc.201301162) | ||||
219. | T. Stalling, W. Saak, J. Martens: Rearrangement in the Synthesis of Annulated Lactams Starting from Benzothiazines, Eur. J. Org. Chem. 2013, 6291-6297. (DOI:10.1002/ejoc.201300768) | ||||
218. | T. Stalling, K. Johannes, S. Polina, J. Martens: Stereospecific Synthesis of β-Lactams from Heterocyclic Imines Using the Staudinger Reaction, J. Heterocyclic Chem. 2013, 50, 654-659. (DOI:10.1002/jhet.1688) | ||||
217. | T. Stalling, J. Martens: Synthesis of Tricyclic Lactams from Heterocyclic Imines, Synthesis 2013, 45, 355-364. (DOI:10.1055/s-0032-1316829)
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2012 | |||||
216. | S. Bernholt, I. Fischer, S. Heuer, V. Taskin, J. Martens, I. Parchmann: Die chemische Formelsprache - (un-)vermeidbare Hürden auf dem Weg zu einer Verständnisentwicklung?, Chemkon 2012, 19, 171-178. (DOI:10.1002/ckon.201210183) | ||||
215. | T. Stalling, F. Brockmeyer, D. Kröger, A. Schwäblein, J. Martens: 2,5-Dihydro-1,3-thiazoles as Scaffolds in the Synthesis of O,N-Diacyl O,N-Acetals in a One-pot Reaction, Z. Naturforsch. 2012, 67b, 1045-1055. (DOI:10.5560/ZNB.2012-0146) | ||||
214. | F. Brockmeyer, D. Kröger, T. Stalling, P. Ullrich, J. Martens: A Manifold Three-Step Synthetic Route to Polycyclic Annulated Hydantoines via Cyclic Imines, Helv. Chim. Acta 2012, 95, 1857-1870. (DOI:10.1002/hlca.201200441) | ||||
213. | F. Brockmeyer, T. Stalling, J. Martens: An Imine-Based Route to Polycyclic Chlorinated ε-Lactams by Formation of C-C Bonds as Key Steps, Synthesis 2012, 44, 2947-2958. (DOI:10.1055/s-0032-1316751) | ||||
212. | Ravi Bhushan, Jürgen Martens, Charu Agarwal, Shuchi Dixit: Enantioresolution of Some β-Blockers and a β2-Agonist Using Ligand Exchange TLC, Journal of Planar Chromatography 2012, 25, 463-467. (DOI:10.1556/JPC.25.2012.5.13)
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2011 | |||||
211. | K. Schulz, L. Ratjen, J. Martens: Homo- and heterogeneous: enantioselective Mannich addition of ketons to endocyclic carbon-nitrogen double bonds, Tetrahedron 2011, 67, 546-553. (DOI:10.1016/j.tet.2010.10.079) | ||||
210. | A. Schwäblein, J. Martens: First Synthesis of α,β-Unsaturated Lactones with High Diversity through the Passerini Reaction and Ring-Closing Metathesis (RCM), Eur. J. Org. Chem. 2011, 4335-4344. (DOI:10.1002/ejoc.201100160)
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2010 | |||||
209. | K. Johannes, M. Watzke, J. Martens: Synthesis of α,β-Unsaturated Caprolactams Starting from Heterocyclic Imines, J. Heterocyclic Chem. 2010, 47, 697-702. (DOI:10.1002/jhet.381) | ||||
208. | R. Bhushan, J. Martens: Amino Acids – Chromatographic Separation and Enantioresolution, HNB Publishing New York 2010, 1-322. (ISBN 978-0-9728061-3-8) | ||||
207. | J. Martens: Enantioselective Organocatalytic Strecker Reactions in the Synthesis of α-Amino Acids, ChemCatChem 2010, 379-381. (DOI:10.1002/cctc.200900301) | ||||
206. | K. Johannes, J. Martens: Synthesis of different types of valerolactams starting from 2,5-dihydrooxazoles, Tetrahedron 2010, 66, 242-250. (DOI:10.1016/j.tet.2009.10.107)
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2009 | |||||
205. | K. Johannes, J. Jakob, M. Hatam, J. Martens: Synthesis of β-Oxabutyrolactams starting from 2,5-Dihydrooxazoles, Synthesis 2009, 3279-3284. (DOI:10.1055/s-0029-1216959) | ||||
204. | S. F. Parker, K. Refson, S. M. Tavender, P. Albers, B. Hannebauer, M. Janik, A. Müller, J. Martens, K. Shankland, C. Leech, H. Offermanns: Vibrational spectroscopy of a compound with a CS7 ring, J. Raman Spectrosc. 2009, 40, 703-708.(DOI:10.1002/jrs.2270) | ||||
203. | K. Schulz, M. Watzke, K. Johannes, P. Ullrich, J. Martens: Synthesis of Bi- and Tricyclic α,β-Unsaturated Lactams as Potential Michael Acceptors Starting from Heterocyclic Imines, Synthesis 2009, 665-673. (DOI:10.1055/s-0028-1083342)
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2008 | |||||
202. | H. Offermanns, J. Martens, M. Watzke, P. Albers, B. Hannebauer, M. Janik, A. Müller, K. Shakland, C. K. Leech, S. F. Parker: Solid State and Solution Structure of an Unusual Compound Containing a CS7 Ring, Open Org. Chem. J. 2008, 110-113. (DOI:10.2174/1874095200801020110) | ||||
201. | M. Watzke, K. Schulz, K. Johannes, P. Ullrich, J. Martens: First Synthesis of Bi- and Tricyclic α,β-Unsaturated δ-Oxacaprolactams from Cyclic Imines via Ring-Closing Metathesis, Eur. J. Org. Chem. 2008, 3859-3867. (DOI:10.1002/ejoc.200800254)
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2007 | |||||
200. | R. Bhushan, J. Martens: Chiral Separation of Nonsteroidal Anti-Inflammatory Drugs, in Thin Layer Chromatography in Chiar Separations and Analysis (Hrsg. J. Sherma, T. Kowalska), Serie „Chromatographic Science Series”, Vol. 98, CRC Press 2007, S. 323-354. (ISBN:9780849343698)
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2006 | |||||
199. | N. Fernberg, J. Martens: Anregungen für eine präzisere Formelsprache in der Organischen Chemie, Chemkon 2006, 13, 180-183. (DOI:10.1002/ckon.200610048) | ||||
198. | S. Wallbaum, J. Martens: Proline, in Handbook of Reagents for Organic Synthesis: Chiral Reagents for asymmetric Synthesis (Hrsg. L. A. Paquette). (ISBN:9780470856253)
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2003 | |||||
197. | R. Bhushan, J. Martens: Amino acids and their derivatives, in Handbook of Thin-Layer Chromatography (3rd Edition), Serie “Chromatographic Science Series”, Vol. 89, 2003, S. 373-415. (ISSN:0069-3936) | ||||
196. | S. V. Luis, B. Altava, M. I. Burguete, M. Collado, J. Escorihuela, E. Garcia-Verdugo, M. J. Vicent, J. Martens: Preparation and Optimization of Polymer-Supported and Amino Alcohol Based Enantioselective Reagents and Catalysts, Ind. Eng. Chem. Res. 2003, 42, 5977-5982. (DOI:10.1021/ie030150t) | ||||
195. | M. I. Burguete, M. Collado, E. García-Verdugo, M. J. Vicent, S. V. Luis, H. Pennemann, N. Graf von Keyserlingk, J. Martens: Development of small focused libraries of supported amino alcohols as an efficient strategy for the optimization of enantioselective heterogeneous catalysts for the ZnEt2 addition to benzaldehyde, Tetrahedron 2003, 59, 1797-1804. (DOI:10.1016/S0040-4020(03)00071-1)
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2002 | |||||
194. | M. I. Burguete, E. García-Verdugo, M. J. Vicent, S. V. Luis, H. Pennemann, N. Graf von Keyserlingk, J. Martens: New Supported β-Amino Alcohols as Efficient Catalysts for the Enantioselective Addition of Diethylzinc to Benzaldehyde under Flow Conditions, Org. Lett. 2002, 4, 3947-3950. (DOI:10.1021/ol026805o) | ||||
193. | N. Graf von Keyserlingk, J. Martens: Highly diastereoselective addition of N-Boc-pyrrolidin-2-yllithium to optically active ketimines: Synthesis of enantiomerically pure 1,3-imidazolidin-2-ones and diamines, Eur. J. Org. Chem. 2002, 301-308. (DOI:10.1002/1099-0690(20021)2002:2<301::AID-EJOC301>3.0.CO;2-Q)
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2001 | |||||
192. | N. Graf von Keyserlingk, J. Martens: Synthesis of optically active functionalised cyclic ketimines and their application in enantioselective catalysis, Tetrahedron: Asymmetry 2001, 12, 2213-2222. (DOI:10.1016/S0957-4166(01)00379-2) | ||||
191. | I. Schlemminger, A. Willecke, W. Maison, R. Koch, A. Lützen, J. Martens: Diastereoselective Lewis Acid Mediated Hydrophosphonylation of Heterocyclic Imines: a Stereoselective Approach towards α-Aminophosphonates, J. Chem. Soc. Perkin I 2001, 2804-2816. (DOI:10.1039/b101501j) | ||||
190. | R. Bhushan, J. Martens: Separation of amino acids, their derivatives and enantiomers by impregnated TLC, Biomed. Chromatogr. 2001, 15, 155-165. (DOI:10.1002/bmc.56) | ||||
189. | R. Bhushan, J. Martens, M. Arora, Direct Resolution of rac-ephidrine and atropine into their enantiomers by impregnated TLC, Biomed. Chromatogr. 2001, 15, 151-154. (DOI:10.1002/bmc.55) | ||||
188. | N. Graf von Keyserlingk, J. Martens, D. Ostendorf, W. Saak, M. Weidenbruch: Utilization of industrial waste materials. Part 20. Stereoselective cycloaddition of silylenes and disililene to an enantiomerically pure cyclic ketimine derived from an industrial waste material, J. Chem. Soc. Perkin I 2001, 706-710. (DOI:10.1039/b008708o) | ||||
187. | O. Westerhoff, A. Lützen, W. Maison, M. Kosten, J. Martens: Synthesis of novel pipecolic acid derivatives. Part 2. Addition of trimethylsilyl cyanide to 3,4,5,5-tetrahydropyridines, J. Chem. Soc. Perkin Trans. 1 2001, 508-513. (DOI:10.1039/b009112j)
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2000 | |||||
186. | H. Gröger, J. R. Goerlich, R. Schmutzler, J. Martens: The first synthesis of a 2H-1,4-benzothiazine-based phosphine oxide and sulfide, Phosphorus, Sulfur, and Silicon 2000, 166, 253-259. (DOI:10.1080/10426500008076546) | ||||
185. | C. Pasquier, S. Naili, A. Mortreux, F. Agbossou, L. Pélinski, J. Brocard, J. Eilers, I. Reiners, V. Peper, J. Martens: Free and Cr(CO)3-Complexed Aminophosphine Phosphinite Ligands for Highly Enantioselective Hydrogenation of α-Functionalized Ketones, Organometallics 2000, 19, 5723-5732. (DOI:10.1021/om0006312) | ||||
184. | H. Pennemann, S. Wassmann, J. Wilken, H. Gröger, S. Wallbaum, M. Kossenjans, D. Haase, W. Saak, S. Pohl, J. Martens: Utilization of industrial waste materials. Part 19: Preparation of an enantiomerically pure helical nickel(II) complex using a new chiral tetradentate ligand derived from an unnatural amino acid, J. Chem. Soc. Dalton Trans. 2000, 2467-2470. (DOI:10.1039/b002130j) | ||||
183. | W. Maison, I. Schlemminger, O. Westerhoff, J. Martens: Multicomponent Synthesis of Novel Amino Acid Nucleobase Chimeras: a versatile Approach to PNA-Monomers, Biorg. & Med. Chem. 2000, 8, 1343-1360. (DOI:10.1016/S0968-0896(00)00066-3) | ||||
182. | I. Schlemminger, H.-H. Janknecht, W. Maison, W. Saak, J. Martens: Synthesis of the First Enantiomeric Pure 3-Thiazolines via Asinger Reaction, Tetrahedron Lett. 2000, 41, 7289-7292. (DOI:10.1016/S0040-4039(00)01266-1) | ||||
181. | I. Schlemminger, A. Lützen, A. Willecke, W. Maison, R. Koch, W. Saak, J. Martens: Highly Diastereoselective Hydrophosphonylation of Cyclic Imines using BINOL as Source of Chirality, Tetrahedron Lett. 2000, 41, 7285-7288. (DOI:10.1016/S0040-4039(00)01265-X) | ||||
180. | I. Schlemminger, Y. Saida, H. Gröger, W. Maison, N. Durot, H. Sasai, M. Shibasaki, J. Martens: Concept of Rigidity: How to Make Enantioselective Hydrophosphonylation of Cyclic Imines Catalyzed by Chiral Heterobimetallic Lanthanoid Complexes almost Perfect, J. Org. Chem. 2000, 65, 4818-4825. (DOI:10.1021/jo991882r) | ||||
179. | W. Maison. A. Lützen, M. Kosten, I. Schlemminger, O. Westerhoff, W. Saak, J. Martens: Multicomponent synthesis of tripeptides containing pipecolic acid derivatives: selective induction of cis- and trans-imide bonds into the peptide backbone, J. Chem. Soc. Perkin I 2000, 1867-1871. (DOI:10.1039/b002258f) | ||||
178. | H. Pennemann, S. Wallbaum, J. Martens: Diastereoselective hydroboration of chiral enamines using an enantiomerically pure amine from an industrial waste material as the source of chirality, Tetrahedron: Asymmetry 2000, 11, 2133-2142. (DOI:10.1016/S0957-4166(00)00169-5) | ||||
177. | J. Wilken, S. Erny, S. Wassmann, J. Martens: New C2-symmetric 2,4-bis(1-hydroxycyclopentyl)azetidins derived from (S)-1-phenylethylamine and their application in the enantioselective catalysis, Tetrahedron: Asymmetry 2000, 11, 2143-2148. (DOI:10.1016/S0957-4166(00)00155-5) | ||||
176. | J. Wilken, M. Winter, I. Stahl, J. Martens: Catalytic enantioselective addition of diethylzinc to 1,3-dithian-2-yl substituted aliphatic aldehydes: a new approach to optically active 2-(hydroxyalkyl)-1,3-dithianes, Tetrahedron: Asymmetry 2000, 11, 1067-1071. (DOI:10.1016/S0957-4166(00)00029-X) | ||||
175. | J. Wilken, M. Winter, I. Stahl, J. Martens: Enantioselective synthesis of 1-(1,3-dioxolan-2-yl)-3-pentanol from 3-(1,3-dioxolan-2-yl)-propanal by catalytic ethylation, Tetrahedron: Asymmetry 2000, 11, 1073-1075. (DOI:10.1016/S0957-4166(00)00030-6) | ||||
174. | R. Bhushan, J. Martens, G. Thuku Thiongo: Direct TLC enantiomeric resolution of some basic DL-amino acids using a pharmaceutical industry waste as chiral impregnating reagent, J. Pharm. Biomed. Anal. 2000, 21, 1143-1147. (DOI:10.1016/S0731-7085(99)00203-4) | ||||
173. | R. Bhushan, J. Martens: Amino Acids: Thin-Layer (Planar) Chromatography, in Encyclopedia of Separation Science (Hrsg. I. D. Wilson, T. R. Adlard, C. F. Poole, M. Cook), Vol. 8, Academic Press, London 2000, S. 2012-2033. (ISBN 0-12-226770-2) | ||||
172. | R. Bhushan, J. Martens: Peptides and Proteins: Thin-Layer (Planar) Chromatography, in Encyclopedia of Separation Science (Hrsg. I. D. Wilson, T. R. Adlard, C. F. Poole, M. Cook), Vol. 5, Academic Press, London 2000, S. 3626-3636. (ISBN 0-12-226770-2)
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1999 | |||||
171. | R. Bhushan, J. Martens: Groundnut Globulines, in Seed Proteins (Hrsg. P. R. Shewry, R. Casey) Kluwer Academic Publishers, Dordrecht (NL) 1999, S. 355-388. (ISBN:9780412815706) | ||||
170. | W. Maison, A. Lützen, M. Kosten, I. Schlemminger, O. Westerhoff, J. Martens: Synthesis of novel pipecolic acid derivatives: a multicomponent approach from 3,4,5,6-tetrahydropyridines, J. Chem. Soc. Perkin I 1999, 3515-3526. (DOI:10.1039/a905119h) | ||||
169. | S. Wassmann, J. Wilken, J. Martens: Synthesis and Application of C2-symmetrical bis-β-amino alcohols based on the octahydro-cyclopenta[b]pyrrole system in the catalytic enantioselective addition of diethylzinc to benzaldehyde, Tetrahedron: Asymmetry 1999, 10, 4437-4445. (DOI:10.1016/S0957-4166(99)00475-9) | ||||
168. | M. Kossenjans, J. Martens: Highly stereoselective synthesis of 1,3-amino alcohols via Mannich reaction, Tetrahedron: Asymmetry 1999, 10, 3409-3416.(DOI:10.1016/S0957-4166(99)00342-0) | ||||
167. | O. Westerhoff, J. Martens, C. Thöne: Organometallic Selenolates. 11.– Nucleophilic Substitutions of N-Acyl-4-Chloro-3-Thiazolidines with the Organometallic Selenolates LiSeMcp(CO)3, M = Mo, W. Crystal Structure of (RS)-3-Acetyl-4-[η5-cyclopentadienyl)(tricarbonyl)selenolato-tungsten/II)]-2,2,5,5-tetramethyl-3-thiazolidine, Z. anorg. Allg. Chem. 1999, 625, 1823-1827. (DOI:10.1002/(SICI)1521-3749(199911)625:11<1823::AID-ZAAC1823>3.0.CO;2-A) | ||||
166. | O. Juanes, J. C. Rodríguez-Ubis, E. Brunet M. Kossenjans, H. Pennemann, J. Martens: New chiral catalysts containing N,O-heterocycles derived from chiral amino alcohols, Eur. J. Org. Chem. 1999, 3323-3333.(DOI:10.1002/(SICI)1099-0690(199912)1999:12<3323::AID-EJOC3323>3.0.CO;2-W) | ||||
165. | W. Maison, M. Kosten, A. Charpy, J. Kintscher-Langenhagen, I. Schlemminger, A. Lützen, O. Westerhoff, J. Martens: The Synthesis of Novel Cyclic β-Amino Acids as Intermediates for the Preparation of Bicyclic β-Lactams, Eur. J. Org. Chem. 1999, 2433-2441. (DOI:10.1002/(SICI)1099-0690(199909)1999:9<2433::AID-EJOC2433>3.0.CO;2-X) | ||||
164. | M. Kossenjans, M. Soebert, S. Wallbaum, K. Harms, J. Martens, H. G. Aurich: Synthesis of β-amino alcohols and thiols with 2-azabicyclo[3.3.0]octane backbone and their application in enantioselective catalysis, J. Chem. Soc. Perkin I 1999, 2353-2365. (DOI:10.1039/a902362c) | ||||
163. | W. Maison, I. Schlemminger, O. Westerhoff, J. Martens: Modified PNAs: A simple method for the synthesis of monomeric building blocks, Biorg. & Med. Chem. Lett. 1999, 9, 581-584. (DOI:10.1016/S0960-894X(99)00024-4)
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1998 | |||||
162. | H. Gröger, J. Wilken, J. Martens, I. Neda, R. Schmutzler: The first synthesis of cyclic α-amino phosphonic acid amides bearing the benzodiazaphosphorinanone system, Heteroatom Chem. 1998, 9, 679-686. (DOI:10.1002/(SICI)1098-1071(1998)9:7<679::AID-HC13>3.0.CO;2-#) | ||||
161. | M. Kossenjans, H. Pennemann, J. Martens, O. Juanes, J. C. Rodríguez-Ubis, E. Brunet: New N,O-heterocycles derived from (R)-cysteine as catalysts in the enantioselective diethylzinc addition, Tetrahedron: Asymmetry 1998, 9, 4123-4125. (DOI:10.1016/S0957-4166(98)00452-2) | ||||
160. | S. Jamal Aboulhoda, I. Reiners, J. Wilken, F. Hénin, J. Martens, J. Muzart: β-Amino tertiary cycloalkanols for the enantioselective protonation of enolic species produced by a palladium-induced cascade reaction, Tetrahedron: Asymmetry 1998, 9, 1847-1850. (DOI:10.1016/S0957-4166(98)00189-X) | ||||
159. | C. Pasquier, J. Eilers, I. Reiners, J. Martens, A. Montreux, F. Agbossou: Enantioselective Hydrogenation of Functionalized Ketones. Synthesis and Application of New Chiral Aminophosphine-Phosphinite Ligands, Synlett 1998, 1162-1164. (DOI:10.1055/s-1998-1858) | ||||
158. | M. Kossenjans, J. Martens: Synthesis of C2-symmetrical bis β-amino alcohols from (R)-cysteine and their application in enantioselective catalysis, Tetrahedron: Asymmetry 1998, 9, 1409-1417. (DOI:10.1016/S0957-4166(98)00106-2) | ||||
157. | H. Gröger, Y. Saida, H. Sasai, K. Yamaguchi, J. Martens, M. Shibasaki: A New and Highly Efficient Asymmetric Route to Cyclic α-Amino Phosphonates: The first Catalytic Enantioselective Hydrophosphonylation of Cyclic Imines Catalyzed by Chiral Heterobimetallic Lanthanoid Complexes, J. Am. Chem. Soc. 1998, 120, 3089-3103. (DOI:10.1021/ja973872i) | ||||
156. | R. Bhushan, J. Martens: Resolution of Enantiomers of Ibuprofen by Liquid Chromatography: A Review, Biomedical Chromatography 1998, 12, 309-316. (DOI:10.1002/(SICI)1099-0801(199811/12)12:6<309::AID-BMC763>3.0.CO;2-K) | ||||
155. | K. Buchholz, B. Schulte, J. Gmehling, J. Martens: Enantiomerentrennung mit der Flüssig-Flüssig-Gegenstromchromatographie, Chem. Ing. Tech. 1998, 70, 850-855; Separation of Enantiomers by Liquid-Liquid Counter Current Chromatography, Chem. Eng. Tech. 1998, 21, 404-408. (DOI:10.1002/(SICI)1521-4125(199805)21:5<404::AID-CEAT404>3.0.CO;2-0)
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1997 | |||||
154. | H. Gröger, J. Martens, J. R. Goerlich, R. Schmutzler: A novel synthetic approach to α-aminophosphine sulfide structures: The first addition of dimethyl-phosphine sulfide to 3-thiazolines, Phosphorus, Sulfur, and Silicon 1997, 128, 153-163. (DOI:10.1080/10426509708031571) | ||||
153. | J. Wilken, C. Thorey, H. Gröger, D. Haase, W. Saak, S. Pohl, J. Muzart, J. Martens: Utilization of Industrial Waste Materials, 11: Synthesis of New, Chiral β-sec-Amino Alcohols – Stereodivergent Addition of Grignard Reagents to α-Amino Aldehydes Based on the (all-R)-2-Azabicyclo[3.3.0]octane System, Liebigs Ann. Chem. 1997, 2133-2146. (DOI:10.1002/jlac.199719971016) | ||||
152. | J. Wilken, H. Gröger, M. Kossenjans, J. Martens: Synthesis and application of new (threo)- and (erythro)-amino alcohols based on the octahydro-cyclopenta[b]pyrrole system in the catalytic enantioselective addition of diethylzinc to benzaldehyde, Tetrahedron: Asymmetry 1997, 8, 2761-2771. (DOI:10.1016/S0957-4166(97)00327-3) | ||||
151. | H. Gröger, D. Tehranfar, J. Martens, J. R. Goerlich, H. Thönnessen, P. G. Jones, R. Schmutzler: Synthesis of Dimethyl 4-Thiazolidinylphosphine Oxides via the Addition of Dimethylphosphine Oxide, Heteroatom Chem. 1997, 8, 207-215. (DOI:10.1002/(SICI)1098-1071(1997)8:3<207::AID-HC3>3.0.CO;2-9) | ||||
150. | J. Wilken, M. Kossenjans, H. Gröger, J. Martens: Synthesis and application of new β-amino alcohols based on the octahydro-cyclopenta[b]pyrrole system in the catalytic enantioselective addition of diethylzinc to benzaldehyde, Tetrahedron: Asymmetry 1997, 8, 2007-2015. (DOI:10.1016/S0957-4166(97)00201-2) | ||||
149. | W. Trentmann, T. Mehler, J. Martens: Sulfur-containing β-amino alcohols as catalysts in enantioselective synthesis, Tetrahedron: Asymmetry 1997, 8, 2033-2043. (DOI:10.1016/S0957-4166(97)00193-6) | ||||
148. | I. Reiners, H. Gröger, J. Martens: A New Enantioselective Synthetic Approach to β-Aminothio-Compounds via Enantioselective Reduction of N,S-Heterocyclic Imines, J. prakt. Chem. 1997, 339, 541-546. (DOI:10.1002/prac.19973390197) | ||||
147. | I. Reiners, J. Martens: Suitably designed chiral amino alcohols: synthesis, resolution and application to the catalytic enantioselective reduction of aryl alkyl ketones, Tetrahedron: Asymmetry 1997, 8, 277-281. (DOI:10.1016/S0957-4166(96)00481-8) | ||||
146. | I. Reiners, J. Martens: Preparation of 1-(9-Anthryl)-ethanol and 9-Anthryloxirane via Catalytic Enantioselective Reduction of Prochiral 9-Anthryl Ketones, Tetrahedron: Asymmetry 1997, 8, 27-28. (DOI:10.1016/S0957-4166(96)00476-4) | ||||
145. | J. Wilken, M. Kossenjans, W. Saak, D. Haase, S. Pohl, J. Martens: Utilization of Industrial Waste Materials, 10: Synthesis of New Chiral 3-Hydroxy Piperidines – High Diastereoselective Ring Expansion of the Azabicyclo[3.3.0]octane System to Chiral Piperidine Derivatives, Liebigs Ann. Chem. 1997, 573-579. (DOI:10.1002/jlac.199719970319) | ||||
144. | R. Bhushan, J. Martens, S. Wallbaum, S. Joshi, V. Parshad: TLC Resolution of Enantiomers of Amino Acids and Dansyl Derivatives Using (1R,3R,5R)-2-Azabicyclo[3.3.0]octan-3-carboxylic acid as Impregnating Agent, Biomedical Chromatography 1997, 11, 286-288. (DOI:10.1002/(SICI)1099-0801(199709)11:5<286::AID-BMC698>3.0.CO;2-9) | ||||
143. | R. Bhushan, J. Martens: Direct Resolution of Enantiomers by Impregnated TLC, Biomedical Chromatography 1997, 11, 280-285. (DOI:10.1002/(SICI)1099-0801(199709)11:5<280::AID-BMC697>3.0.CO;2-U) | ||||
142. | J. Wilken, J. Martens: Utilization of Industrial Waste Materials, 7: Synthesis of New Chiral β-sec-Amino Alcohols – Regio- and Siastereoselective α-Hydroxyalkylation of (1R,5R)-2-Azabicyclo[3.3.0]octane, Liebigs Ann. Chem. 1997, 563-571. (DOI:10.1002/jlac.199719970318)
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1996 | |||||
141. | H. Gröger, Y. Saida, S. Arai, J. Martens, H. Sasai, M. Shibasaki: First Catalytic Asymmetric Hydrophosphonylation of Cyclic Imines: Highly Efficient Enantioselective Approach to a 4-Thiazolidinylphosphonate via Chiral Titanium and Lanthanoid Catalysts, Tetrahedron Lett. 1996, 37, 9291-9292. (DOI:10.1016/S0040-4039(97)82944-9) | ||||
140. | V. Peper, J. Martens: New Chiral Oxazaphospholidine Oxides as Highly Efficient Catalysts in the Enantioselective Reduction of Ketones, Tetrahedron Lett. 1996, 37, 8351-8354. (DOI:10.1016/0040-4039(96)01928-4) | ||||
139. | H. Gröger, J. Manikowski, J. Martens: Synthetic approach to new α-aminophosphonates derived from six-membered, sulfur-containing heterocyclic imines, Phosphorus, Sulfur, and Silicon 1996, 116, 123-132. (DOI:10.1080/10426509608040475) | ||||
138. | I. Neda, T. Kaukorat, P. G. Jones, R. Schmutzler, H. Gröger, J. Martens: Chemistry of the 1,3,5-Triaza-2-phosphorin-4,6-diones, Part XI. Base-Catalyzed Addition Reactions of 2-Oxo-2-hydro-1,3,5-trimethyl-1,3,5-triaza-2λ4-phosphorine-4,6-dione to the C=N Double Bond of 3-Thiazoline Heterocycles, Z. Naturforsch. 1996, 51b, 1486-1493. (DOI:10.1515/znb-1996-1020) | ||||
137. | J. Eilers, J. Wilken, J. Martens: Synthesis of new Chiral 1,2-Diamines and δ-Aminoalcohols and their Application in Catalytic Enantioselective C-C Bond Formations at an Elevated Temperature of up to 110 °C, Tetrahedron: Asymmetry 1996, 7, 2343-2357. (DOI:10.1016/0957-4166(96)00289-3) | ||||
136. | J. Martens: Reduction of Imino Groups (C=N), in Houben-Weyl Stereoselective Synthesis (Hrsg. G. Helmchen, R. W. Hoffmann, J. Mulzer, E. Schaumann), Workbench Edition E21, Vol. 7, Thieme Verlag, Stuttgart 1996, S. 4199-4238. (ISBN:9783131061249) | ||||
135. | W. Uhl, I. Hahn, U. Schütz, S. Pohl, W. Saak, J. Martens, J. Manikowski: Twofold Insertion of Isocyanides into the Ga-Ga Bond of Tetrakis[bis(trimethylsilyl)methyl]digallane(4), Chem. Ber. 1996, 129, 897-901. (DOI:10.1002/cber.19961290804) | ||||
134. | V. Peper, J. Martens: New β-Amino Alcohols as Chiral Ligands for the Catalytic Enantioselective Reduction of Prochiral Ketones and the Nucleophilic Addition of Diethylzinc to Benzaldehyde, Chem. Ber. 1996, 129, 691-695. (DOI:10.1002/cber.19961290616) | ||||
133. | M. Hatam, S. Köpper, J. Martens: Synthesis of Homohydantoin-Thiazolidine Bicyclic Compounds, Heterocycles 1996, 43, 1653-1663. (DOI:10.3987/COM-96-7471) | ||||
132. | J. Wilken, J. Martens: Enantioselective Catalytic Borane Reduction of Prochiral Ketones: Synthesis and Application of New Rigid β-Amino Alcohols with a Cycloalkanol Subunit, Synth. Commun. 1996, 26, 4477-4485. (DOI:10.1080/00397919608003849) | ||||
131. | H. Gröger, M. Hatam, J. Kintscher, J. Martens: Synthesis of Glutathione Analogues, Peptide Nucleic Acids and Phosphoneoligopeptides from Heterocyclic Imines, Synth. Commun. 1996, 26, 3383-3394. (DOI:10.1080/00397919608003741) | ||||
130. | M. Hatam, J. Goerlich, R. Schmutzler, H. Gröger, J. Martens: The Totally Protected Hydroxy Containing α-Amino Phosphinic Esters and α-Amino Phosphinoxides as well as their Carbamoyl Derivatives, Synth. Commun. 1996, 26, 3685-3698. (DOI:10.1080/00397919608003785) | ||||
129. | H. Gröger, J. Wilken, J. Martens, I. Neda, V. Pinchuk, H. Thönnessen, P. G. Jones, R. Schmutzler: Stereoselektive Pudovik-Reaktion von 5,6-Benzo-2H-1-methyl-3-(2'-chlormethyl)-2-oxo-1,3,2,λ4-diazaphosphorinan-4-on mit einem 3-Thiazolin und MPL-chromatographische Isolierung des Überschußdiastereomers, Z. Naturforsch. 1996, 51b, 1305-1312. (DOI:10.1515/znb-1996-0915) | ||||
128. | I. Reiners, J. Martens, S. Schwarz, H. Henkel: Intramolecular vs. Intermolecular Induction in the Diastereoselective Catalytic Reduction of 17-Oxo-Steroides, Tetrahedron: Asymmetry 1996, 7, 1763-1770. (DOI:10.1016/0957-4166(96)00211-X) | ||||
127. | J. Wilken, S. Wallbaum, W. Saak, D. Haase, S. Pohl, L. N. Patkar, A. N. Dixit, P. Chittari, S. Rajappa, J. Martens: Utilization of Industrial Waste Materials, 6: Utilization of Derivatives of the Bicyclic Proline Analogue (all-R)-Octahydro-cyclopenta[b]pyrrol-2-carboxylic Acid in the stereoselective Synthesis, Liebigs Ann. Chem. 1996, 927-934. (DOI:10.1002/jlac.199619960610) | ||||
126. | H. Gröger, J. Martens: Synthesis of New 4-Thiazolidinylphosphonates via Stereoselective Pudovik Reaction, Synth. Commun. 1996, 26, 1903-1911. (DOI:10.1080/00397919608003543) | ||||
125. | H. Gröger, J. Martens: Synthese totalgeschützter Thioanaloga der 1,2,3,4-Tetrahydrochinolin-2-carbonsäure aus 2H-1,4-Benzothiazinen via Ugi-Reaktion, Sulfur Lett. 1996, 19, 197-206. | ||||
124. | M. Hatam, S. Köpper, J. Martens: The Diastereoselective Synthesis of Oxacephams from 1,3-2H-Oxazines, Heterocycles 1996, 43, 675-683. (DOI:10.3987/COM-95-7358)
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1995 | |||||
123. | I. Reiners, J. Wilken, J. Martens: Intramolecular vs. Intermolecular Induction in the Diastereoselective Catalytic Reduction of Enantiomerically Pure Ketones with Borane in the presence of Cyclic β-Amino alcohols, Tetrahedron: Asymmetry 1995, 6, 3063-3070. (DOI:10.1016/0957-4166(95)00404-1) | ||||
122. | V. Peper, K. Stingl, H. Thümler, W. Saak, D. Haase, S. Pohl, S. Jugé, J. Martens: Utilization of Industrial Waste Materials, 5: Synthesis of New, Chiral 1,3,2-Oxazaphospholidine-Borane Complexes ans Attempts to Apply Them in the Stereoselective Synthesis, Liebigs Ann. Chem. 1995, 2123-2131. (DOI:10.1002/jlac.1995199512298) | ||||
121. | S. J. Aboulhoda, S. Létinois, J. Wilken, I. Reiners, F. Hénin, J. Martens, J. Muzart: Palladium-Mediated Enantioselective Formation of 2-Methyltetral-1-one from the Corresponding Allyl or Benzyl Enol Carbonate in the Presence of Enantiopure Aminoalcohols, Tetrahedron: Asymmetry 1995, 6, 1865-1868. (DOI:10.1016/0957-4166(95)00238-K) | ||||
120. | M. Hatam, J. Martens: Phosphinic Acid Analogues of Thiaproline and the Related Heterocyclic Amino Acids, Synth. Commun. 1995, 25, 2553-2559. (DOI:10.1080/00397919508011799) | ||||
119. | C. Thorey, J. Wilken, F. Hénin, J. Martens, T. Mehler, J. Muzart: Diastereoselective Synthesis of Vinylmorpholines by Palladium-Catalyzed Tandem Allylic Substitutions using Enantiopure Aminoalcohols as Bifunctional Nucleophiles, Tetrahedron Lett. 1995, 36, 5527-5530. (DOI:10.1016/0040-4039(95)01061-L) | ||||
118. | H. Gröger, M. Hatam, J. Martens: Synthese totalgeschützter, nichtproteinogener α-Aminosäuren und Oligopeptide aus 2H-1,3-Oxazinen und 2H-1,3-Benzoxazinen via Ugi-Reaktion, Tetrahedron 1995, 51, 7173-7180. (DOI:10.1016/0040-4020(95)00365-F) | ||||
117. | M. Hatam, D. Tehranfar, J. Martens: A novel and convenient route to phosphono oligopeptides derived from 1,3-oxazolines, 1,3-oxazines and 1,3-thiazolines, Synth. Commun. 1995, 25, 1677-1688. (DOI:10.1080/00397919508015852) | ||||
116. | S. Wallbaum, J. Martens, in Encyclopedia of Reagents for Organic Synthesis (Hrsg. L. A. Paquette), Vol. 6, Wiley, Chichester 1995, S. 4301-4305. (DOI:10.1002/047084289X.rp258.pub2)
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1994 | |||||
115. | K. Stingl, J. Martens: Verwertung industrieller Abfallstoffe 4: Synthese neuer, chiraler β-Aminoalkohole und deren Anwendung in der katalytischen enantioselektiven Addition von Diethylzink an Benzaldehyd, Liebigs Ann. Chem. 1994, 491-496. (DOI:10.1002/jlac.15619940507) | ||||
114. | K. Stingl, J. Martens: Verwertung industrieller Abfallstoffe 3: Synthese neuer, chiraler Pyridin-Derivate, Liebigs Ann. Chem. 1994, 485-490. (DOI:10.1002/jlac.15619940507) | ||||
113. | K. Stingl, J. Martens: Verwertung industrieller Abfallstoffe 2: Synthese neuer, chiraler β-Aminoalkohole, Liebigs Ann. Chem. 1994, 479-484. (DOI:10.1002/jlac.15619940506) | ||||
112. | K. Stingl, J. Martens: Verwertung industrieller Abfallstoffe 1: Synthese neuer, chiraler primärer und sekundärer 1,2-Diamine, Liebigs Ann. Chem. 1994, 243-250. (DOI:10.1002/jlac.199419940304) | ||||
111. | S. Wallbaum, T. Mehler, J. Martens: Decarboxylation of α-Amino Acids containing two and three Stereogenic Centers: A Simple One-Step Procedure to Prepare Two Opticall Active β-Amino Alcohols and a Bicyclic Pyrrolidine Derivative, Synth. Commun. 1994, 24, 1381-1387. (DOI:10.1080/00397919408011741) | ||||
110. | M. Hatam, D. Tehranfar, J. Martens: Single Step Synthesis of Racemic Di- and Tripeptides Derived from Unnatural β-Hydroxy and β-Mercapto α-Amino Acids by the Ugi Reaction, Synthesis 1994, 619-623. (DOI:10.1055/s-1994-25535) | ||||
109. | S. J. Aboulhoda, F. Hénin, J. Muzart, C. Thorey, W. Behnen, J. Martens, T. Mehler: Production of Optically Active Ketones by Palladium-Induced Cascade Reaction from Racemic β-Ketoesters, Tetrahedron: Asymmetry 1994, 5, 1321-1326. (DOI:10.1016/0957-4166(94)80173-8) | ||||
108. | T. Mehler, J. Martens: New Thioether Derivatives as Catalysts for the Enantioselective Addition of Diethylzinc to Benzaldehyde, Tetrahedron: Asymmetry 1994, 5, 207-210. (DOI:10.1016/S0957-4166(00)86174-1) | ||||
107. | T. Mehler, W. Behnen, J. Wilken, J. Martens: Enantioselective Catalytic Reduction of Acetophenone with Borane in the Presence of Cyclic α-Amino Acids and their correspondimg β-Amino Alcohols, Tetrahedron: Asymmetry 1994, 5, 185-188. (DOI:10.1016/S0957-4166(00)86168-6)
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1993 | |||||
106. | T. Mehler, J. Martens, S. Wallbaum: Enantioselective Addition of Diethylzinc to aromatic Aldehydes catalysed by chiral Ligands derived from l-Hydroxyproline, Synth. Commun. 1993, 23, 2691-2699. (DOI:10.1080/00397919308013799) | ||||
105. | J. Martens: Qualitätsmanagement: Audits führen zum Ziel, Lebensmitteltechnik 10/1993, 25, 62-65. | ||||
104. | T. Mehler, J. Martens: L-Cysteine-Derivatives in Asymmetric Synthesis: Preparation of two new Chiral β-Amino alcohols and their Application in the enantioselective catalytic Reduction of prochiral aromatic Ketones with Borane, Tetrahedron: Asymmetry 1993, 4, 2299-2302. (DOI:10.1016/S0957-4166(00)80087-7) | ||||
103. | T. Mehler, J. Martens: Enantioselective catalytic Borane Reductions of Achiral Ketones: Synthesis and Application of two Chiral β-Amino alcohols from L-Methionine, Tetrahedron: Asymmetry 1993, 4, 1983-1986. (DOI:10.1016/S0957-4166(00)82245-4) | ||||
102. | B. T. Cho, M. H. Ryu, Y. S. Chun, Ch. Dauelsberg, S. Wallbaum, J. Martens: A Direct Comparison Study of Asymmetric Borane Reduction of C=N Double Bond Mediated by Chiral Oxazaborolidines, Bull. Korean Chem. Soc. 1994, 15, 53-57. (Link) | ||||
101. | B. T. Cho, Y. S. Chun, Ch. Dauelsberg, S. Wallbaum, J. Martens: Enantioselective Catalytic Reactions: Part 2. A Comparison Study of Asymmetric Borane Reduction of Prochiral Ketones Catalyzed by Chiral Oxazaborolidines, Bull. Korean Chem. Soc. 1994, 15, 101-103. (Link) | ||||
100. | Ch. Dauelsberg, J. Martens: Enantioselective Catalytic Borane Reductions of achiral Ketones: Synthesis and Application of new rigid Catalysts prepared from (R)-phenylglycine and (S)-Phenylalanine, Synth. Commun. 1993, 23, 2091-2099. (DOI:10.1080/00397919308018602) | ||||
99. | K. von Jan, J. Martens: Keine Angst vor Audits, Labo 7-8/1993, 24, 45-54. | ||||
98. | W. Behnen, T. Mehler, J. Martens: Catalytic Enantioselective Addition of Diethylzinc to Aldehydes: Application of a new Cyclic Catalyst, Tetrahedron: Asymmetry 1993, 4, 1413-1416. (DOI:10.1016/S0957-4166(00)80328-6) | ||||
97. | K. von Jan, J. Martens: DIN ISO 9002 – Zertifizierung konkret, Labo 5/1993, 24, 36-48. | ||||
96. | S. Wallbaum, J. Martens: Catalytic Enantioselective Addition of Diethylzinc to Aldehydes: Application of a new Bicyclic Catalyst, Tetrahedron: Asymmetry 1993, 4, 637-640. (DOI:10.1016/S0957-4166(00)80167-6) | ||||
95. | K. von Jan, J. Martens: Wettbewerbsvorteile durch Qualitätsmanagement, Labo 3/1993, 24, 7-16.
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1992 | |||||
94. | J. Martens, U. Kramer, A. Gertje, M. Schütte: Synthese von neuen monomeren schwefelhaltigen Acrylsäureamid-Derivaten aus 3-Thiazolinen, Makromol. Chem. 1992, 194, 475-484. (DOI:10.1002/macp.1993.021940210) | ||||
93. | S. Wallbaum, J. Martens: Asymmetric Syntheses with Chiral Oxazaborolidines, Tetrahedron: Asymmetry 1992, 3, 1475-1504. (DOI:10.1016/S0957-4166(00)86044-9) | ||||
92. | K. Stingl, J. Martens: Synthesis of chiral Catalysts for the enantioselective Addition of Diethylzinc to aromatic Aldehydes, Synth. Commun. 1992, 22, 2745-2756. (DOI:10.1080/00397919208021539) | ||||
91. | S. Lübben, J. Martens, B. Roder: Enantiomerenreine Arzneistoffe, Deutsche Apotheker Zeitung 1992, 132, 947-952. | ||||
90. | J. Kintscher, J. Martens: Vereinfachte Peptidsynthese mit schutzgruppenfreien Aminosäure-Hydrochloriden nach dem Prinzip der Vierkomponenten-Kondensation, Synthesis 1992, 837-838. (DOI:10.1055/s-1992-26240) | ||||
89. | K. Stingl, J. Martens, S. Wallbaum: Enantioselective catalytic Reductions of Aromatic Ketones: Synthesis and application of two Chiral β-Amino alcohols from (S)-Porretine, Tetrahedron: Asymmetry 1992, 3, 223-226. (DOI:10.1016/S0957-4166(00)80196-2) | ||||
88. | J. Martens, Ch. Dauelsberg, W. Behnen, S. Wallbaum: Enantioselective catalytic Reductions of achiral Ketones: Synthesis and Application of two Chiral β-Amino alcohols from (S)-2-Indoline carboxylic acid, Tetrahedron: Asymmetry 1992, 3, 347-350. (DOI:10.1016/S0957-4166(00)80271-2) | ||||
87. | B. Wagner, J. Martens, W. Beck: Metallkomplexe von 3-Thiazolinen, Z. Naturforsch. 1992, 47b, 1343-1345. (DOI:10.1515/znb-1992-0922) | ||||
86. | S. Köpper, K. Lindner, J. Martens: Die Anlagerung von Mercaptocarbonsäuren an 3-Thiazoline und anschließende Lactamisierung, Tetrahedron 1992, 48, 10277-10292. (DOI:10.1016/S0040-4020(01)88333-2) | ||||
85. | J. Martens, K. Lindner, J. Kintscher: 3-Thiazolidin-4-yl-malonsäuredialkylester: Synthese aus 3-Thiazolinen, Sulfur Lett. 1992, 14, 1-15. | ||||
84. | M. Weber, J. Jakob, J. Martens: Synthese und Reaktivität von 3-Oxazolinen, Liebigs Ann. Chem. 1992, 1-6. (DOI:10.1002/jlac.199219920102) | ||||
83. | W. Behnen, Ch. Dauelsberg, S. Wallbaum, J. Martens: Enantioselective Catalytic Borane Reductions of Achiral Ketones: Synthesis and Application of new Catalysts prepared from (S)-tert-Leucine and (S)-Azetidinecarboxylic Acid, Synth. Commun. 1992, 22, 2143-2153. (DOI:10.1080/00397919208019066) | ||||
82. | J. Martens, R. Bhushan: Resolution of Enantiomers with Achiral Phase Chromatography, J. Liquid Chromatogr. 1992, 15, 1-27. (DOI:10.1080/10826079208018806)
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1991 | |||||
81. | S. Wallbaum, J. Martens: Enantioselective catalytic Reductions of Ketones: Synthesis and Application of a new structurally rigid bicyclic Catalyst, Tetrahedron: Asymmetry 1991, 2, 1093-1096. (DOI:10.1016/S0957-4166(00)82004-2) | ||||
80. | J. Martens, J. Kintscher, W. Arnold: Synthese und Stereochemie von neuen 2-substituierten 4-Thiazolidinylessigsäuren, Tetrahedron 1991, 47, 7029-7036. (DOI:10.1016/S0040-4020(01)96157-5) | ||||
79. | J. Martens, H.-H. Janknecht: N-Acyl-4-thiazoline aus 3-Thiazolinen, Phosphorus, Sulfur, and Silicon 1991, 61, 173-176. (DOI:10.1080/10426509108027350) | ||||
78. | J. Martens, J. Kintscher, K. Lindner, S. Pohl, W. Saak, D. Haase: Synthese und Stereochemie von 4-Thiazolidinylphosphonsäureestern, Liebigs Ann. Chem. 1991, 305-310. (DOI:10.1002/jlac.199119910153) | ||||
77. | J. Martens, S. Lübben, W. Schwarting: Stereoselective Reaction Mass Spectrometry with Cyclic α-Amino Acids, Z. Naturforsch. 1991, 46b, 320-325. (DOI:10.1515/znb-1991-0312) | ||||
76. | J. Martens, M. Scheunemann: EPC-Synthese von Verruculotoxin, Tetrahedron Lett. 1991, 32, 1417-1418. (DOI:10.1016/0040-4039(91)80345-7) | ||||
75. | J. Martens, S. Lübben: Enantiomerenreine bicyclische Pyrrolidin-Derivate – Herstellung und Verwendung in asymmetrischen Synthesen, Tetrahedron 1991, 47, 1205-1214. (DOI:10.1016/S0040-4020(01)86377-8) | ||||
74. | J. Martens, S. Lübben: Asymmetrische Robinson-Annelierung unter Katalyse einer enantiomerenreinen bicyclischen α-Aminocarbonsäure, Arch. Pharm. (Weinheim) 1991, 324, 59-60. (DOI:10.1002/ardp.19913240117) | ||||
73. | J. Martens, J. Kintscher, W. Arnold: Synthese von 3-Thiazolidinessigsäuren und β-Homopenicillamin, Synthesis 1991, 497-498. (DOI:10.1055/s-1991-26505)
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1990 | |||||
72. | J. Martens, S. Lübben: (1S,3S,5S)-2-Amino-3-methoxymethyl-2-azabicyclo[3.3.0]octan – SAMBO – ein neuer chiraler Hilfsstoff, Liebigs Ann. Chem. 1990, 949-952. (DOI:10.1002/jlac.1990199001175) | ||||
71. | J. Martens, S. Lübben: Enantiomerentrennung der (1RS,3RS,5RS)-2-Azabicyclo[3.3.0]octan-carbonsäure, einem chiralen Baustein für den ACE-Inhibitor Ramipril, J. Prakt. Chem. 1990, 332, 1111-1117. (DOI:10.1002/prac.19903320635) | ||||
70. | S. Lübben, J. Martens, D. Haase, S. Pohl, W. Saak: Dünnschichtchromatographische Enantiomerentrennung nach dem Ligandenaustauschprinzip – Synthese und Struktur eines chiralen Modellkomplexes, Tetrahedron Lett. 1990, 31, 7127-7128. (DOI:10.1016/S0040-4039(00)97258-7) | ||||
69. | J. Martens, H.-H. Janknecht: Synthese von 2-tert-Butyl-3-thiazolinen und Untersuchungen zur Diastereoselektivität der Asinger-Reaktion, Sulfur Lett. 1990, 11, 263-270. | ||||
68. | J. Martens, R. Bhushan: Peptides and Proteins, in Handbook of Thin-Layer Chromatography (Hrsg. Sherma/Fried), Marcel Dekker, New York 1990, S. 389-406. | ||||
67. | J. Martens, S. Lübben: Synthese sterisch einheitlicher Selektoren zur dünnschichtchromatographischen Racemattrennung nach dem Ligandenaustauschprinzip, Tetrahedron 1990, 46, 1231-1234. (DOI:10.1016/S0040-4020(01)86688-6) | ||||
66. | J. Martens, R. Bhushan, Importance of Enantiomeric Purity and its control by TLC, J. Pharm. Biochem. Anal. 1990, 8, 259-269. (DOI:10.1016/0731-7085(90)80035-N)
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1989 | |||||
65. | J. Martens, S. Lübben, I. Behrens, R. Janke: Einfache Synthese neuer annelierter Pyrrole, Synthesis 1989, 965-967. (DOI:10.1055/s-1989-27450) | ||||
64. | J. Martens, S. Lübben, R. Bhushan: Synthese eines neuen chiralen Selektors für die dünnschichtchromatographische Enantiomerentrennung nach dem Ligandenaustauschprinzip, Tetrahedron Lett. 1989, 30, 7181-7182. (DOI:10.1016/S0040-4039(01)93928-0) | ||||
63. | F. Köleli, C. A. Hamann, J. Martens: Anodische Oxidation von 1,5-Dimethyl-2-pyrrolcarbonitril, Tetrahedron Lett. 1989, 30, 925-928. (DOI:10.1016/S0040-4039(00)95280-8) | ||||
62. | J. Martens, J. Kintscher, U. Kramer: Mac malt Moleküle, Macintosh Magazin 1989, 6, 50-55. | ||||
61. | J. Martens, R. Bhushan: TLC Enantiomeric Separation of Amino Acids, Int. J. Peptid Protein Res. 1989, 34, 433-444. (DOI:10.1111/j.1399-3011.1989.tb01392.x)
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1988 | |||||
60. | J. Martens, B. Bhushan: Enantiomerentrennung von Aminosäuren mittels Dünnschichtchromtographie, Chem.-Ztg. 1988, 112, 367-372. | ||||
59. | M. Weidenbruch, B. Flintjer, S. Pohl, D. Haase, J. Martens: Siliciumverbindungen mit starken intramolekularen sterischen Wechselwirkungen: [2+2]-Cycloadditionen von Tetra-tert-butyldisilen an ein Imin, J. Organomet. Chem. 1988, 338, C1-C3. (DOI:10.1016/0022-328X(80)83014-2)
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1987 | |||||
58. | W. Schwarze, K. Drauz, J. Martens: Umsetzung von 3-Thiazolinen mit Carbonsäurechloriden, Chem.-Ztg. 1987, 111, 149-153. | ||||
1986 | |||||
57. | J. Martens, K. Günther, M. Schickedanz: Resolution of Optical Isomers by Thin-Layer Chromatography: Enantiomeric Purity of D-Penicillamine, Arch. Pharm. (Weinheim) 1986, 319, 461-465. (DOI:10.1002/ardp.19863190515) | ||||
56. | J. Martens, K. Günther, M. Schickedanz: Resolution of Optical Isomers by Thin-Layer Chromatography: Enantiomeric Purity of Methyldopa, Arch. Pharm. (Weinheim) 1986, 319, 572-574. (DOI:10.1002/ardp.19863190618) | ||||
55. | K. Günther, M. Schickedanz, K. Drauz, J. Martens: Thin-layer chromatographic enantiomeric resolution of α-alkyl amino acids, Fresenius Z. Anal. Chem. 1986, 325, 298-299: (DOI:10.1007/BF00498180) | ||||
54. | K. Drauz, A. Kleemann, J. Martens, P. Scherberich, F. Effenberger: Amino Acids 7. A Novel Synthetic Route to L-Proline, J. Org. Chem. 1986, 51, 3494-3498. (DOI:10.1021/jo00368a019) | ||||
53. | J. Martens: Induktion von Asymmetrie durch Iminosäuren, Chem.-Ztg. 1986, 110, 169-183. | ||||
52. | E. Busker, J. Martens: Enantiomerentrennung von N-Acylaminosäuren ohne vorherige Derivatisierung, Fresenius Z. Anal. Chem. 1986, 325, 559-560. (DOI:10.1007/BF00635688) | ||||
51. | K. Günther, J. Martens, M. Schickedanz: Dünnschichtchromatographische Trennung stereoisomerer Dipeptide, Angew. Chem. 1986, 98, 284-285; Angew. Chem. Int. Ed. Engl. 1986, 25, 278-279. (DOI:10.1002/anie.198602781)
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1985 | |||||
50. | E. Busker, K. Günther, J. Martens: Application of Chromatographic Chiral Stationary Phases to Pharmaceutical Analysis: Enantiomeric Purity of D-Penicillamine, J. Chromatogr. 1985, 350, 179-185. (DOI:10.1016/S0021-9673(01)93517-49) | ||||
49. | K. Günther, J. Martens, M. Schickedanz: Resolution of Optical Isomers by Thin-Layer Chromatography (TLC). Enantiomeric Purity of L-DOPA, Fresenius Z. Anal. Chem. 1985, 322, 513-514. (DOI:10.1007/BF00496224) | ||||
48. | K. Drauz, H. G. Koban, J. Martens, W. Schwarze: Phosphonic and Phosphinic Acid Analogs of Penicillamine, Liebigs Ann. Chem. 1985, 448-452. (DOI:10.1002/jlac.198519850303) | ||||
47. | K. Günther, M. Schickedanz, J. Martens: Thin-Layer Chromatographic Enantiomeric Resolution, Naturwissenschaften 1985, 72, 149-150. (DOI:10.1007/BF00490403)
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1984 | |||||
46. | K. Günther, J. Martens, M. Messerschmidt: Gas Chromatographic Separation of Enantiomers: Determination of the Optical Purity of the Chiral Auxiliaries (R)- and (S)-1-Amino-2-methoxymethylpyrrolidine, J. Chromatogr. 1984, 288, 203-205. (DOI:10.1016/S0021-9673(01)93696-9) | ||||
45. | G. Dittrich, E. Fekete, E.-H. Martens, J. Martens: Dithiohemiacetals Cycles Asymmetriques - Resolution et Stabilite, Sulfur Lett. 1984, 2, 261-266. | ||||
44. | E. Busker, J. Martens: HPLC-Bestimmung der optischen Reinheit cyclischer α-Aminocarbonsäuren mit einer neuen chiralen Phase, Fresenius Z. Anal. Chem. 1984, 319, 907-909. (DOI:10.1007/BF00487069) | ||||
43. | K. Günther, J. Martens, M. Schickedanz: Dünnschichtchromatographische Enantiomerentrennung mittels Ligandenaustausch, Angew. Chem. 1984, 96, 514-515; Angew. Chem. Int. Ed. Engl. 1984, 23, 506. (DOI:10.1002/anie.198405061) | ||||
42. | J. Martens: Asymmetric Syntheses with Amino Acids, Top. Curr. Chem. / Fortschritte der Chemischen Forschung 1984, 125, 165-246. (DOI:10.1007/3-540-13569-3_5) | ||||
41. | B. Hoppe, J. Martens: Aminosäuren - Herstellung und Gewinnung, Chemie in unserer Zeit 1984, 18, 73-86.(DOI:10.1002/ciuz.19840180302)
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1983 | |||||
40. | B. Hoppe, J. Martens: Aminosäuren - Bausteine des Lebens, Chemie in unserer Zeit 1983, 17, 41-53.(DOI:10.1002/ciuz.19830170203) | ||||
39. | J. Martens, K. Drauz: Racematspaltung von DL-Cystein, Liebigs Ann. Chem. 1983, 2073-2078. (DOI:10.1002/jlac.198319831204) | ||||
38. | J. Martens, H. Weigel: Enzymatic Separation of L-Leucine and L-Isoleucine, Liebigs Ann. Chem. 1983, 2052-2054. (DOI:10.1002/jlac.198319831124)
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1982 | |||||
37. | A. Kleemann, J. Martens: Syntheses of 3-Cyanopropan- and 4-Aminobutanamides, Liebigs Ann. Chem. 1982, 2098-2102. (DOI:10.1002/jlac.198219821119) | ||||
36. | A. Kleemann, J. Martens: Optical Resolution of Racemic S-(Carboxymethyl)cysteine, Liebigs Ann. Chem. 1982, 1995-1998. (DOI:10.1002/jlac.198219821108) | ||||
35. | K. Drauz, A. Kleemann, J. Martens: Induktion von Asymmetrie durch Aminosäuren, Angew. Chem. 1982, 94, 590-613; Angew. Chem. Int. Ed. Engl. 1982, 21, 584-608. (DOI:10.1002/anie.198205841)
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1981 | |||||
34. | B. Hoppe, J. Martens: Aminosäuren - Bausteine des Lebens, Folienserie des Fonds der Chemischen Industrie Nr. 11, Frankfurt am Main 1981. | ||||
33. | A. Kleemann, J. Martens, M. Samson, W. Bergstein: Asymmetric Synthesis of Peptides, Synthesis 1981, 740-741. (DOI:10.1055/s-1981-29584) | ||||
32. | A. Kleemann, J. Martens, K. Drauz: Synthese von Prolin aus Glutaminsäure, Chem.-Ztg. 1981, 105, 266. | ||||
31. | J. Martens, H. Offermanns, P. Scherberich: Eine einfache Synthese von racemischem Cystein, Angew. Chem. 1981, 93, 680-683; Angew. Chem. Int. Ed. Engl. 1981, 20, 668. (DOI:10.1002/anie.198106681) | ||||
30. | R. B. Woodward, J. Martens et al.: Asymmetric Total Synthesis of Erythromycin. 3. Total Synthesis of Erythromycin, J. Am. Chem. Soc. 1981, 103, 3215-3217. (DOI:10.1021/ja00401a051) | ||||
29. | R. B. Woodward, J. Martens et al.: Asymmetric Total Synthesis of Erythromycin. 2. Synthesis of an Erythronolide A Lactone System, J. Am. Chem. Soc. 1981, 103, 3213-3215. (DOI:10.1021/ja00401a050) | ||||
28. | R. B. Woodward, J. Martens et al.: Asymmetric Total Synthesis of Erythromycin. 1. Synthesis of an Erythronolide A Seco Acid Derivative via Asymmetric Induction, J. Am. Chem. Soc. 1981, 103, 3210-3213. (DOI:10.1021/ja00401a049) | ||||
27. | W. Bergstein, A. Kleemann, J. Martens: Enantioselective Catalytic Hydrogenation of α-Acetylaminoacrylic Acids, Synthesis 1981, 76-78. (DOI:10.1055/s-1981-29348) | ||||
26. | K. Deller, A. Kleemann, J. Martens, H. Weigel: Eine neue Synthese von 4-Aminobuttersäureamid, Arch. Pharm. (Weinheim) 1981, 314, 648-649. (DOI:10.1002/ardp.19813140714)
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1980 | |||||
25. | J. Martens, K. Praefcke: Photochemistry of Organic Selenium and Tellurium Compounds, J. Organomet. Chem. 1980, 198, 321-351. (DOI:10.1016/S0022-328X(00)92858-4) | ||||
24. | A. Kleemann, W. Leuchtenberger, J. Martens, H. Weigel: Ein neuer Weg zu 4-Aminobuttersäureamid, Angew. Chem. 1980, 92, 640; Angew. Chem. Int. Ed. Engl. 1980, 19, 627. (DOI:10.1002/anie.198006271)
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1979 | |||||
23. | A. Kleemann, B. Lehmann, J. Martens: Enantioselektive Synthese der Hydroxyanaloga von d- und l-Methionin, Angew. Chem. 1979, 91, 858-859; Angew. Chem. Int. Ed. Engl. 1979, 18, 797. (DOI:10.1002/anie.197907971)
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1978 | |||||
22. | W. Lohner, J. Martens, K. Praefcke, H. Simon: Organische Tellurverbindungen III: Photoreaktionen von Tellurolestern in Lösung, J. Organomet. Chem. 1978, 154, 263-271. (DOI:10.1016/S0022-328X(00)90866-0) | ||||
21. | J. Martens, K. Praefcke, H. Simon: Lichtreaktionen des Monoselenophthalsäure-Se-(4-methylphenyl)methylesters – Vergleich mit den isoelektronischen Thio- und Sauerstoffanaloga, Chem.-Ztg. 1978, 102, 108-109.
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1977 | |||||
20. | R. Lüdersdorf, J. Martens, B. Pakzad, K. Praefcke: Organische Photochemie XIV: Photoreaktionen sulfinylsubstituierter Carbonsäure-, Thiocarbonsäure- und Selenocarbonsäurederivate in Lösung; lichtinduzierte Säurespaltungen, Heterocyclenbildungen und Photosubstitutionen, Liebigs Ann. Chem. 1977, 1992-2017. (DOI:10.1002/jlac.197719771121) | ||||
19. | J. Martens, K. Praefcke, U. Schulze, H. Schwarz, H. Simon: Organische Schwefelverbindungen XXIV: Kettenlänge-Effekte bei massenspektroskopischen Zerfällen von α,ω-Dithio-dicarbonsäure-S,S-di-p-tolylestern, Z. Naturforsch. 1977, 32b, 657-663.(DOI:10.1515/znb-1977-0612) | ||||
18. | K. Praefcke, J. Martens, U. Schulze, H. Simon, G. Heppke: Tellurolester im Vergleich mit isoelektronischen, flüssig-kristallinen O-, S- und Se-Estern, Chem.-Ztg. 1977, 101, 450-451. | ||||
17. | G. Heppke, J. Martens, K. Praefcke, H. Simon: Selenolester - eine neue Klasse flüssigkristalliner Verbindungen, Angew. Chem. 1977, 89, 328-329; Angew. Chem. Int. Ed. Engl. 1977, 16, 318-319. (DOI:10.1002/anie.197703181)
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1976 | |||||
16. | J. Martens, K. Praefcke, U. Schulze, H. Schwarz, H. Simon: Organische Selenverbindungen I: Elektronenstoßinduzierte Sauerstoff- bzw. Hydroxylgruppen-Übertragungen auf Selenfunktionen, Tetrahedron 1976, 32, 2467-2472. (DOI:10.1016/0040-4020(76)87035-4) | ||||
15. | J. Martens, K. Praefcke, H. Simon: Photochemistry of Selenol Esters, Z. Naturforsch. 1976, 31b, 1717-1718. (DOI:10.1515/znb-1976-1232) | ||||
14. | J. Martens, K. Praefcke, H. Schwarz, H. Simon: Organische Diphenylphosphin-Übertragungen auf Diphenylphosphino-Funktionen, Phosphorus 1976, 6, 247-251. | ||||
13. | J. Martens, K. Praefcke, U. Schulze: Intramolekulare Photo-Friedel-Crafts-Reaktionen; ein neues Syntheseprinzip für Heterocyclen, Synthesis 1976, 532-533. (DOI:10.1055/s-1976-24110)
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1975 | |||||
12. | G. Buchholz, J. Martens, K. Praefcke: Organische Photochemie VII: Photosubstitution von 1-Halogenthioxanthonen, Tetrahedron Lett. 1975, 3213-3216. (DOI:10.1016/S0040-4039(00)91459-X) | ||||
11. | J. Martens, K. Praefcke, H. Schwarz: Die analytische Bedeutung des o-Effektes in der Massenspektroskopie: Untersuchungen von Benzoe- und Thiobenzoesäure-Derivaten, Z. Naturforsch. 1975, 30b, 259-262. (DOI:10.1515/znb-1975-3-426) | ||||
10. | J. Martens, K. Praefcke, H. Schwarz: Sauerstoff-Transfer und Cyclisierungsreaktionen bei der elektronenstoßinduzierten Fragmentierung von aliphatischen ω-Nitrothiocarbonsäure-S-p-tolylestern, Tetrahedron 1975, 31, 1119-1122. (DOI:10.1016/0040-4020(75)80135-9) | ||||
9. | J. Martens, K. Praefcke, H. Schwarz: Massenspektrometrische Untersuchungen über o-Effekte und verwandte Umlagerungen bei Benzoe- und 2,2´-Diphensäurederivaten, Liebigs Ann. Chem. 1975, 62-74. (DOI:10.1002/jlac.197519750107)
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1974 | |||||
8. | J. Martens, K. Praefcke, H. Schwarz: Organische Schwefelverbindungen VI: Thioxanthonsynthese durch Photoumlagerung von Diaryl-α-ketosulfiden (Thiolestern), eine neue lichtinduzierte aromatische Substitutionsreaktion, Tetrahedron 1974, 30, 2565-2569. (DOI: 10.1016/S0040-4020(01)97133-9) | ||||
7. | J. Martens, K. Praefcke, H. Schwarz: Organische Schwefelverbindungen IV: Elektronenstoßinduzierte Redoxreaktionen von o-Nitrothiobenzoesäure-S-p-tolylester, Org. Mass. Spectrom. 1974, 8, 317-321. (DOI:10.1002/oms.1210080134) | ||||
6. | G. Buchholz, J. Martens, K. Praefcke: Photochemische Thioxanthon-Synthese aus Halogenthiobenzoesäure-S-arylestern, Synthesis 1974, 666-667. (DOI:10.1055/s-1974-23399) | ||||
5. | G. Buchholz, J. Martens, K. Praefcke: 2- und 4-Azathioxanthone durch Photoumlagerung von Thionicotinsäure-S-arylestern, Angew. Chem. 1974, 86, 562-563; Angew. Chem. Int. Ed. Engl. 1974, 13, 550-551. (DOI:10.1002/anie.197405501) | ||||
4. | B. König, J. Martens, K. Praefcke, A. Schönberg, H. Schwarz, R. Zeisberg: Organische Schwefelverbindungen VIII: Bildung von Thiophenen durch Pyrolyse von Dihydrothiopyranen, Reaktionen der Diels-Alder-Addukte aus Thioflurenon und 1,3-Butadienen in der Hitze und unter Elektronenstoß, Chem. Ber. 1974, 107, 2931-2937. (DOI:10.1002/cber.19741070916) | ||||
3. | J. Martens, K. Praefcke: Organische Schwefelverbindungen VII: Photochemische α-Spaltung von Thiobenzoesäure-S-p-tolylestern in Lösung, Chem. Ber. 1974, 107, 2319-2325. (DOI:10.1002/cber.19741070716)
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1973 | |||||
2. | J. Martens, K. Praefcke, H. Schwarz: Organische Schwefelverbindungen V: Elektronenstoßinduzierte Sauerstoffwanderung im Dithiodiphensäure-bis-(S-p-tolyl)ester, Tetrahedron Lett. 1973, 14, 3707-3710. (DOI:10.1016/S0040-4039(01)87013-1) | ||||
1. | H. Schwarz, K. Praefcke, J. Martens: Organische Schwefelverbindungen III: Elektronenstoßinduzierte Untersuchungen von Arylestern der Monothio- und Dithiophthalsäure und der isomeren 3,3-substituierten Phthalide, Tetrahedron 1973, 29, 2877-2880. (DOI:10.1016/S0040-4020(01)93417-9) |