专利内容由知识产权出版社提供
专利名称：9,10-SECOPREGNANE DERIVATIVE AND
PHARMACEUTICAL
发明人：FUJIEDA, HIROKI,OTSU,
HIRONORI,YASUFUKU, SHOJI,SHIRAI,MASAAKI
申请号：EP07744608申请日：20070601公开号：EP2025667A4公开日：20120829
摘要：A main object of the invention is to provide a novel useful vitamin D derivative,which has an excellent vitamin D activity and, as compared with conventional vitamin Dderivatives, has a relatively small amount of influence on the systemic calciummetabolism. The invention includes a 9,10-secopregnane derivative of the followinggeneral formula [1] and a pharmaceutical composition containing it as active ingredient.In the general formula [1], the following partial structure between the 16-position andthe 17-position means a single bond or a double bond: Y is a single bond, an alkylene, analkenylene or phenylene; R and R are the same or different, each represents hydrogen,an alkyl or a cycloalkyl; or R and R, taken together with the adjacent carbon atom, form acycloalkyl; R is hydrogen or methyl; Z is hydrogen, hydroxy or -NRR
申请人：NIPPON SHINYAKU CO., LTD.
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