Process to produce alpha-substituted derivatives of 3-hydroxypro

Details Process to produce alpha-substituted derivatives of 3-hydroxypro Process to produce alpha-substituted derivatives of 3-hydroxypro

1984-11-23

1988-03-29

Moskowitz, Margaret

Chemistry: molecular biology and microbiology

Micro-organism, tissue cell culture or enzyme using process...

Preparing oxygen-containing organic compound

435136, 435146, 435253, 435872, 435897, 435904, 435913, 435921, 435932, 435936, 435942, 435944, C12P 762

Patent

active

047343672

ABSTRACT:
The manufacture of optically active compounds of the formula ##STR1## wherein R.sup.1 signifies alkyl, phenyl or benzyl and R.sup.2 signifies hydrogen or a customary ester residue,
by the fermentative reduction of compounds of the formula ##STR2## wherein R.sup.1 and R.sup.2 have the above significance. The compounds obtained are valuable intermediates in organic syntheses.

REFERENCES:
patent: 4326031 (1982-04-01), Wandry
Patent Abstracts of Japan, 6:139, C-116, 1017, (7-28-1982).
Patent Abstracts of Japan, 7:277, C-199, 1422 (12-9-1983).
Patent Abstracts of Japan, 6:110, C-109, 988 (6-22-82).
Chemical Abstract 100:84198q (vol. 100, p. 428) 1984.
Zuger et al., "Preparation of Ethyl-(R)-(-)-3-Hydroxy-2-Methyl-Propanoate by Yeast Reduction of Ethyl .alpha.-Formylpropanoate", Angew Chem Int. Ed. Engl., 22(12):1012, Dec. 1, 1983.

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