Invention Grant
US3313703A 19-nor-deta4, 9, 11-pregnatriene-3, 20-dione, process and intermediates
失效
19-nor-deta4,9,11-孕三烯-3,20-二酮，方法和中间体
- Patent Title: 19-nor-deta4, 9, 11-pregnatriene-3, 20-dione, process and intermediates
- Patent Title (中): 19-nor-deta4,9,11-孕三烯-3,20-二酮，方法和中间体
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Application No.: US40165764Application Date: 1964-10-05
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Publication No.: US3313703APublication Date: 1967-04-11
- Inventor: ROBERT BUCOURT , PIERDET NOISYLE-SEC ANDRE , GERMAIN COSTEROUSSE
- Applicant: ROUSSEL UCLAF
- Assignee: Roussel Uclaf
- Current Assignee: Roussel Uclaf
- Priority: FR949929 1963-10-08
- Main IPC: C07D295/096
- IPC: C07D295/096
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