GB727811A - Steroids - Google Patents

Steroids

Info

Publication number
GB727811A
GB727811A GB17153/52A GB1715352A GB727811A GB 727811 A GB727811 A GB 727811A GB 17153/52 A GB17153/52 A GB 17153/52A GB 1715352 A GB1715352 A GB 1715352A GB 727811 A GB727811 A GB 727811A
Authority
GB
United Kingdom
Prior art keywords
rhizopus
pregnene
dione
steroids
trihydroxy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB17153/52A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Upjohn Co filed Critical Upjohn Co
Publication of GB727811A publication Critical patent/GB727811A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P33/00—Preparation of steroids

Abstract

The invention comprises 11a ,17a ,21 - trihydroxy - 4 - pregnene - 3.20 - dione and its preparation by bringing 17a ,21-dihydroxy-4-pregnene-3.20-dione or a 21-carboxylic acid ester thereof into contact with the enzymes produced by a growing fungus of the genus Rhizopus, e.g. Rhizopus arrhizus or Rhizopus nigricans, under aerobic conditions.
GB17153/52A 1952-02-23 1952-07-08 Steroids Expired GB727811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US727811XA 1952-02-23 1952-02-23

Publications (1)

Publication Number Publication Date
GB727811A true GB727811A (en) 1955-04-06

Family

ID=22109708

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17153/52A Expired GB727811A (en) 1952-02-23 1952-07-08 Steroids

Country Status (1)

Country Link
GB (1) GB727811A (en)

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