公开(公告)号：DK157888B

公开(公告)日：1990-02-26

申请号：DK364081

申请日：1981-08-17

Applicant: BASF AG

Inventor： LUNGERSHAUSEN ROLF ,  MARTIN CHRISTOPH ,  MARCINOWSKI STEFAN ,  SIEGEL HARDO ,  KUESTERS WERNER

IPC: C12N1/20 ,  C12P13/04 ,  C12P41/00 ,  C12R1/01

Abstract: A process for the preparation of D-carbamyl- alpha -aminoacids of the formula where R has the meanings given in the description, by enzymatic cleavage of the corresponding hydantoins by means of thermophilic, non-sporulating hydantoin-cleaving micro-organisms or of extracts therefrom.

公开(公告)号：BR8203874A

公开(公告)日：1983-06-28

申请号：BR8203874

申请日：1982-07-01

Applicant: BASF AG

Inventor： COOPER BRYAN ,  KUESTERS WERNER ,  MARTIN CHRISTOPH ,  SIEGEL HARDO

IPC: C12N1/20 ,  C12N1/38 ,  C12P7/56 ,  C12R1/865

公开(公告)号：DK157888C

公开(公告)日：1990-07-23

申请号：DK364081

申请日：1981-08-17

Applicant: BASF AG

Inventor： LUNGERSHAUSEN ROLF ,  MARTIN CHRISTOPH ,  MARCINOWSKI STEFAN ,  SIEGEL HARDO ,  KUESTERS WERNER

IPC: C12N1/20 ,  C12P13/04 ,  C12P41/00 ,  C12R1/01

Abstract: A process for the preparation of D-carbamyl- alpha -aminoacids of the formula where R has the meanings given in the description, by enzymatic cleavage of the corresponding hydantoins by means of thermophilic, non-sporulating hydantoin-cleaving micro-organisms or of extracts therefrom.

公开(公告)号：HU191069B

公开(公告)日：1987-01-28

申请号：HU216582

申请日：1982-07-01

Applicant: BASF AG

Inventor： COOPER BRYAN ,  KUESTERS WERNER ,  MARTIN CHRISTOPH ,  SIEGEL HARDO

IPC: C12N1/20 ,  C12N1/38 ,  C12P7/56 ,  C12R1/865

公开(公告)号：CA1193992A

公开(公告)日：1985-09-24

申请号：CA406410

申请日：1982-06-30

Applicant: BASF AG

Inventor： COOPER BRYAN ,  KUESTERS WERNER ,  MARTIN CHRISTOPH ,  SIEGEL HARDO

IPC: C12N1/20 ,  C12N1/38 ,  C12P7/56 ,  C12R1/865

Abstract: of the Disclosure: A process for the preparation of optically pure D- or L-lactic acid by fermentation of an aqueous nutrient medium, which contains nitrogen, vitamins, aminoacids, sugars and trace elements, by means of a microorganism, at pH 4 - 6, wherein the nutrient medium contains brewers' yeast as the source of nitrogen, vitamins, aminoacids and trace elements.

公开(公告)号：GR75700B

公开(公告)日：1984-08-02

申请号：GR810165476

申请日：1981-07-10

Applicant: BASF AG

Inventor： LUNGERSHAUSEN ROLF DR ,  MARTIN CHRISTOPH ,  MARCINOWSKI STEFAN ,  STEGEL HARDO ,  KUESTERS WERNER

IPC: C12N1/20 ,  C12P13/04 ,  C12P41/00 ,  C12R1/01

Abstract: A process for the preparation of D-carbamyl- alpha -aminoacids of the formula where R has the meanings given in the description, by enzymatic cleavage of the corresponding hydantoins by means of thermophilic, non-sporulating hydantoin-cleaving micro-organisms or of extracts therefrom.