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发明名称
Verfahren zur Herstellung von Pregnen-(4,5)-in-(20,21)-ol-(17)-on-(3)-äthylen-ketal-(3).
摘要
申请公布号
CH234924(A)
申请公布日期
1944.10.31
申请号
CHD234924
申请日期
1939.11.08
申请人
SCHERING AG.
发明人
AG. SCHERING
分类号
C07J1/00;C07J5/00;C07J75/00
主分类号
C07J1/00
代理机构
代理人
主权项
地址
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