4-Bromo-benzoic acid (E)-(R)-1-((E)-4-{(1S,2S,6R)-6-[3-(tert-butyl-dimethyl-silanyloxy)-propyl]-2-hydroxy-1,2-dimethyl-5-[1-methyl-2-oxo-eth-(Z)-ylidene]-cyclohexyl}-1-methyl-but-1-enyl)-4,8-dimethyl-nona-3,7-dienyl ester 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 3.0h,
生成 4-Bromo-benzoic acid (E)-(R)-1-{(E)-4-[(1S,2S,6R)-6-[3-(tert-butyl-dimethyl-silanyloxy)-propyl]-2-hydroxy-5-(2-hydroxy-1-methyl-ethyl)-1,2-dimethyl-cyclohexyl]-1-methyl-but-1-enyl}-4,8-dimethyl-nona-3,7-dienyl ester