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Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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Filing date
Publication date
Application filed by Hoechst AG, Farbwerke Hoechst AGfiledCriticalHoechst AG
Publication of GB1141268ApublicationCriticalpatent/GB1141268A/en
C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J75/00—Processes for the preparation of steroids in general
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Health & Medical Sciences
(AREA)
General Health & Medical Sciences
(AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Steroid Compounds
(AREA)
GB5672566A1965-12-181966-12-19Process for preparing 5-ß-pregnane-15-‡-21-diol-3,20-diones
ExpiredGB1141268A
(en)
Method of the hydrogenation of compounds of the cyclopentano dimethylpoydrophenenthrene series containing keto groups to compounds of the cyclopentanodimethylpolyhydrophenanthrene
Method of the hydrogenation of compounds of the cyclopentano dimethylpoydrophenenthrene series containing keto groups to compounds of the cyclopentanodimethylpolyhydrophenanthrene