(1R,2R,3S,4S)-4-O-tert-butyldimethylsilyl-1-O-ethoxymethyl-3-[3-oxo-oct-1E-enyl]-2-[methoxycarbonylhex-2-enyl]cyclopentane-1,4-diol 、
乙醇 在
(R)-BINAL-H 作用下,
以
四氢呋喃 为溶剂,
生成
(1S,2S,3R,4R)-4-O-tert-butyldimethylsilyl-1-O-ethoxymethyl-3-[(3R)-hydroxy-oct-1E-enyl]-2-[ethoxycarbonylhex-2Z-enyl]cyclopentane-1,4-diol 、 (1S,2S,3R,4R)-4-O-tert-butyldimethylsilyl-1-O-ethoxymethyl-3-[(3R)-hydroxy-oct-1E-enyl]-2-[ethoxycarbonylhex-2E-enyl]cyclopentane-1,4-diol