JPS615716B

A process for the preparation of 4-androstene-3,17-dione derivatives of the formula wherein X is 1,2-methylene or 1- or 2-methyl, comprises fermenting a sterol derivative of the formula wherein X is as above, the bond is a single or double bond, and R1 is the hydrocarbon residue, of 8-10 carbon atom...

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Bibliographische Detailangaben
Hauptverfasser:	URURITSUHI EEDERU, RUUDORUFU MYURAA, RUUDORUFU UIIHERUTO, ARUFUREETO UEEBERU, MARIO KENNETSUKE
Format:	Patent
Sprache:	eng
Schlagworte:	BEER BIOCHEMISTRY CHEMISTRY ENZYMOLOGY FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIREDCHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERSFROM A RACEMIC MIXTURE HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY MICROBIOLOGY MUTATION OR GENETIC ENGINEERING ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES PROCESSES USING MICROORGANISMS SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS SPIRITS STEROIDS VINEGAR WINE
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Beschreibung
Zusammenfassung:	A process for the preparation of 4-androstene-3,17-dione derivatives of the formula wherein X is 1,2-methylene or 1- or 2-methyl, comprises fermenting a sterol derivative of the formula wherein X is as above, the bond is a single or double bond, and R1 is the hydrocarbon residue, of 8-10 carbon atoms, of a sterol, with a microorganism culture capable of the side chain degradation of sterols.