(5Z,13E)-(9S,11R,15S)-11,15-bis(tetrahydropyran-2-yloxy)-15-cyclohexyl-9-(methanesulfonyloxy)-3-oxa-16,17,18,19,20-pentanor-5,13-prostadienoic acid isopropyl ester 在
三乙基硼氢化锂 作用下,
以
四氢呋喃 为溶剂,
以79%的产率得到(5Z,13E)-(11R,15S)-11,15-bis(tetrahydropyran-2-yloxy)-15-cyclohexyl-3-oxa-16,17,18,19,20-pentanor-5,13-prostadienol