(2Z,4E)-2-Acetylamino-3-ethyl-5-phenyl-penta-2,4-dienoic acid methyl ester 在
[Rh((R,R)-Me-BPE)(COD)]-[OTf]
氢气 作用下,
以
甲醇 为溶剂,
20.0~25.0 ℃
、620.52 kPa
条件下,
生成 (E)-(2S,3R)-2-Acetylamino-3-ethyl-5-phenyl-pent-4-enoic acid methyl ester 、 (E)-(2R,3S)-2-Acetylamino-3-ethyl-5-phenyl-pent-4-enoic acid methyl ester