![13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity),(8R,9S,13S,14S,17R)-13-乙基-17-乙炔基-17-羟基-4,6,7,8,9,11,12,13,14,15,16,17-十二氢-1H-环戊烷[a]菲-3(2H)-酮 （左炔诺孕酮杂 , >95% (HPLC)](https://static.jkchemical.com/Structure/832/832074.png)
(8R,9S,13S,14S,17R)-13-乙基-17-乙炔基-17-羟基-4,6,7,8,9,11,12,13,14,15,16,17-十二氢-1H-环戊烷[a]菲-3(2H)-酮 （左炔诺孕酮杂 , >95% (HPLC)
13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)
分子式: C??H??O
分子量: 312.45
纯度: >95% (HPLC)
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