HRID863331

反应详情

EQUATION

反应方程式

HRID 863331 的结构方程式

PROCEDURE

实验过程

Starting from 472 mg of 3(R)-but-2-enyl-5(S)-[5-tert-butyl-diphenylsilyloxy-1(S)-tert-butoxycarbonylamino-3,3-dimethyl-pentyl]-2-oxo-tetrahydrofuran via 2(R)-but-2-enyl-9-tert-butyldiphenylsilyloxy-5(S)-tert-butoxycarbonylamino-4(S)-hydroxy-7,7-dimethyl-nonanoic acid (N-butyl)amide (Rf (A)=0.64; FAB-MS: (M+H)+ =681) analogously to Examples 74b and 74c): Rf (B)=0.71; FAB-MS: (M+H)+ =721.