【摘 要】
：
A new phytosterone named cyanosterone B (1) has been isolated from Cyanotis arachnoidea C. B. Clarke. The structure of cyanosterone B was elucidated as 3 b, 5
【出 处】
：
Chinese Chemical Letters
论文部分内容阅读
A new phytosterone named cyanosterone B (1) has been isolated from Cyanotis arachnoidea C. B. Clarke. The structure of cyanosterone B was elucidated as 3 b, 5 b, 14 a, 20 R, 22 R-pentahydroxy-cholest-7-en-6-one on the basis of spectroscopic analysis.
A new phytosterone named cyanosterone B (1) has been isolated from Cyanotis arachnoidea CB Clarke. The structure of cyanosterone B was elucidated as 3 b, 5 b, 14 a, 20 R, 22 R-pentahydroxy-cholest-7-en-6 -one on the basis of spectroscopic analysis.
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