您的位置: 首页 > 农业专利 > 详情页

9, 10-secopregnane derivative and pharmaceutical
专利权人:
Hiroki Fujieda;Hironori Otsu;Masaaki Shirai;Shoji Yasufuku
发明人:
Hiroki Fujieda,Hironori Otsu,Shoji Yasufuku,Masaaki Shirai
申请号:
US12302975
公开号:
US08796246B2
申请日:
2007.06.01
申请国别(地区):
US
年份:
2014
代理人:
摘要:
A main object of the invention is to provide a novel useful vitamin D3 derivative, which has an excellent vitamin D3 activity and, as compared with conventional vitamin D3 derivatives, has a relatively small amount of influence on the systemic calcium metabolism. The invention includes a 9,10-secopregnane derivative of the following general formula [1] and a pharmaceutical composition containing it as active ingredient.In the general formula [1], the following partial structure between the 16-position and the 17-position means a single bond or a double bond:Y is a single bond, an alkylene, an alkenylene or phenylene; R1 and R2 are the same or different, each represents hydrogen, an alkyl or a cycloalkyl; or R1 and R2, taken together with the adjacent carbon atom, form a cycloalkyl; R3 is hydrogen or methyl; Z is hydrogen, hydroxy or —NR11R12.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充