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18-methyl-19-nor-17-pregn-4-ene-21,17-carbolactones, as well as pharmaceutical preparations that contain the latter
专利权人:
Rolf Bohlmann
发明人:
Rolf Bohlmann,Dieter Bittler,Hermann Kuenzer,Peter Esperling,Hans-Peter Muhn,Karl-Heinrich Fritzemeier,Ulrike Fuhrmann,Katja Prelle,Steffen Borden
申请号：
US11321449
公开号：
US08445469B2
申请日:
2005.12.30
申请国别(地区):
US
年份:
2013
代理人:
摘要：
A 18-Methyl-19-nor-17-pregn-4-ene-21,17-carbolactone of general formula Iin which Z, R4, R6, R7 are as defined below with the proviso that the compound is not 18-Methyl-15β,16β-methylene-3-oxo-19-nor-17-pregn-4-ene-21,17-carbolactone.
来源网站：
中国工程科技知识中心
来源网址：
http://www.ckcest.cn/home/
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