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3116287
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Information
Patent Grant
3116287
References
Source
Patent Number
3,116,287
Date Filed
Not available
Date Issued
Tuesday, December 31, 1963
60 years ago
CPC
C07J71/00 - Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
C07J5/0061 - substituted in position 16
C07J7/002 - not substituted in position 16
C07J13/007 - with double bond in position 17 (20)
C07J17/00 - Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton
C07J21/008 - at position 17
C07J71/001 - Oxiranes
C07J71/0047 - at position 2(3)
C07J75/00 - Processes for the preparation of steroids in general
US Classifications
540 - Organic compounds
552 - Organic compounds
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