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Dive into the research topics where Bernd Helfert is active.

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Featured researches published by Bernd Helfert.


Archive | 2002

POLYMORPHIC FORMS OF 1-'4-(5-CYANOINDOL-3-YL)BUTYL-4-(2-CARBAMOYLBENZOFURAN-5-YL)PIPERAZINE HYDROCHLORIDE

Andreas Bathe; Bernd Helfert; Steffen Neuenfeld; Heike Kniel; Matthias Bartels; Susanne Rudolph; Henning Böttcher


Archive | 2005

Novel Crystal Form of(3-Cyano-1H-Indol-7-Yl)-[4-(4-Fluorophenethyl)Piperazin-1-Yl] Methanone, Hydrochloride

Andreas Bathe; Bernd Helfert; Ralf Knierieme; Christoph Saal; Ronald Keiner


Archive | 2000

Method for producing 5-(1-piperazinyl) -benzofuran-2-carboxamide by transition metal-catalyzed amination

Andreas Bathe; Steffen Emmert; Bernd Helfert; Henning Boettcher


Archive | 1999

Method for producing enantiomer-free N-methyl-N-[(1S)-1-phenyl-2-((3S)-3-hydroxypyrolidine-1-yl)ethyl]-2,2-diphenylacetamide

Andreas Bathe; Bernd Helfert; Karl-August Ackermann; Rudolf Gottschlich; Ingeborg Stein; Jens Budak


Archive | 1996

5-Amino-benzofuran-2-carboxylic acid derivatives

Andreas Bathe; Bernd Helfert; Henning Böttcher; Kurt Schuster


Archive | 1997

Process of making substituted benzofurans

Andreas Bathe; Bernd Helfert; Henning Böttcher; Kurt Schuster


Archive | 2005

Crystal form of (3-cyano-1H-Indo1-7-yl)-[4-(4-fluorophenethyl)piperazin-1-yl]methanone, hydrochloride

Andreas Bathe; Bernd Helfert; Ralf Knierieme; Christoph Saal; Ronald Keiner


Archive | 1999

METHOD FOR PRODUCING ENANTIOMERICALLY PURE N-METHYL-N- (1S)-1-PHENYL- 2-((3S)- 3-HYDROXYPYRROLIDINE- 1-YL)ETHYL]- 2,2-DIPHENYL ACETAMIDE

Karl-August Ackermann; Andreas Bathe; Jens Budak; Rudolf Gottschlich; Bernd Helfert; Ingeborg Stein


Archive | 2006

Verfahren zur Herstellung von monosubstituierten Piperazinderivaten

Andreas Bathe; Bernd Helfert


Archive | 2006

FORMA CRISTALINA DE CLORHIDRATO DE (3-CIAN-1H-INDOL-7IL)-[4-(4-FLUOROFENETIL)-PIPERAZIN-1-IL]-METANONA

Andreas Bathe; Bernd Helfert; Ralf Knierieme; Christoph Saal; Ronald Keiner

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