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Dive into the research topics where Petzoldt Karl is active.

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Featured researches published by Petzoldt Karl.


Archive | 1983

Process for preparing 3 beta ,7 beta -dihydroxy- DELTA 5-steroids

Petzoldt Karl; Wiechert Rudolf; Laurent Henry; Nickisch Klaus; Bittler Dieter


Archive | 1987

RACEMIC SEPARATION OF 7 alpha -ACYLOXY-6 beta -HYDROXYMETHYL-2-OXABICYCLO[3.3.0]OCTANE-3-ONES BY STEREO-SPECIFIC ENZYMATIC ACYLATE HYDROLYSIS

Petzoldt Karl; Dahl Helmut


Archive | 1982

15 Hydroxylation of 1 alpha ,2 alpha -methylene steroids

Petzoldt Karl; Steinbeck Hermann; Elger Walter


Archive | 1988

RACEMIC DISSOCIATION OF 3-ACYLOXILIC-BICYCLO(3.3.0)OCTANE-7-ONE-2-CARBOXYLIC ACID ESTERS BY STEREOSPECIFIC ENZYME OR MICROBIOLOGICAL ACYLATE HYDROLYSIS

Petzoldt Karl; Dahl Helmut; Skuballa Werner


Archive | 1984

VERFAHREN ZUR HERSTELLUNG VON 6ALPHA-METHYLPREDNISOLON-DERIVATEN

Annen Klaus; Petzoldt Karl; Laurent Henry; Wiechert Rudolf; Hofmeister Helmut; Wendt Hans


Archive | 1984

11 beta -Chloro- DELTA 15-steroids, a process for their preparation and pharmaceutical preparations containing them

Hofmeister Helmut; Petzoldt Karl; Annen Klaus; Laurent Henry; Wiechert Rudolf; Nishino Yukeshige


Archive | 2003

Racematspaltning af 3-acyloxy-bicyklo[3,3,0]-octan-2-carboxylsyreestere ved stereospecifik enzymatisk eller mikrobiologisk acylathydrolyse til fremstilling af optisk aktive (+)-bicyklo-[3,3,0]octanolderivater

Petzoldt Karl; Dahl Helmut; Skuballa Werner


Archive | 1998

RACEMIC RESOLUTION OF 3-ACYLOXY-BICYCLO(3.3.0)OCTANE-7-ONE-2-CARBOXYLIC ESTER WITH STEREOSPECIFIC ENZYME OR BY MICRO-ORGANIC ACYLATE HYDROLYSIS

Petzoldt Karl; Dahl Helmut; Skuballa Werner


Archive | 1995

Microbiological reduction of prostacyclin intermediate products with a 15-keto group

Petzoldt Karl; Dahl Helmut; Skuballa Werner


Archive | 1994

1-G(B),15-G(A)-DIHYDROXY-1-G(A)-METHYL-5-G(A)ANDROSTAN-3,17-DION, SEINE HERSTELLUNG UND VERWENDUNG.

Petzoldt Karl; Hofmeister Helmut

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Annen Klaus

Bayer HealthCare Pharmaceuticals

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