(R)-2-[(4S,5S)-3-acetyl-4-(3,5-difluoro-benzyl)-2,2-dimethyl-oxazolidin-5-yl]-4-hex-(Z)-ylidene-pyrrolidine-1-carboxylic acid tert-butyl ester 在
palladium 10% on activated carbon
氢气 作用下,
以
甲醇 为溶剂,
反应 48.0h,
以27.3%的产率得到(2R,4S)-2-[(4S,5S)-3-acetyl-4-(3,5-difluoro-benzyl)-2,2-dimethyl-oxazolidin-5-yl]-4-hexyl-pyrrolidine-1-carboxylic acid tert-butyl ester