3-Oxo-pregna-4,17(20)-dien-20-carboxylic acid and esters

Details 3-Oxo-pregna-4,17(20)-dien-20-carboxylic acid and esters 3-Oxo-pregna-4,17(20)-dien-20-carboxylic acid and esters

1975-04-30

1976-11-30

Roberts, Elbert L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

195 51R, C07J 900

Patent

active

039949338

ABSTRACT:
The present invention is concerned with the preparation of 3-oxo-pregna-4,17(20)-dien-21-carboxylic acid and esters thereof by the microbial degradation of fucosterol, cholesterol, stigmasterol, campesterol or sitosterol with Mycobacterium sp. NRRL B-8054. The compounds of the present invention are useful antispasmodic agents and are also active against influenza virus.

REFERENCES:
patent: 3816480 (1974-06-01), Lenz

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