(E)-(4S,5S,6S)-4-(2-Benzyloxy-ethyl)-5-hydroxy-7-(4-methoxy-benzyloxy)-2,6-dimethyl-hept-2-enoic acid methyl ester 在
W-2 Raney Ni
氢气 作用下,
以
乙醇 为溶剂,
反应 48.0h,
以96%的产率得到(E)-(4S,5S,6S)-5-Hydroxy-4-(2-hydroxy-ethyl)-7-(4-methoxy-benzyloxy)-2,6-dimethyl-hept-2-enoic acid methyl ester