CH568337A5CH252371ACH252371ACH568337A5CH 568337 A5CH568337 A5CH 568337A5CH 252371 ACH252371 ACH 252371ACH 252371 ACH252371 ACH 252371ACH 568337 A5CH568337 A5CH 568337A5
Authority
CH
Switzerland
Application number
CH252371A
Original Assignee
Schering Ag
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Publication date
Application filed by Schering AgfiledCriticalSchering Ag
Publication of CH568337A5publicationCriticalpatent/CH568337A5/xx
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