tri(propan-2-yl)silyl (2Z,4E,6R)-6-[(4S,6S)-6-[(1Z,3S,4R,5S,7S,10R,11R,12S,13S,14Z)-4,10-bis[[tert-butyl(dimethyl)silyl]oxy]-12-hydroxy-3,5,7,11,13-pentamethylheptadeca-1,14,16-trienyl]-2,2-dimethyl-1,3-dioxan-4-yl]hepta-2,4-dienoate 在
potassium fluoride 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 3.0h,
以40.6 mg的产率得到(2Z,4E,6R)-6-[(4S,6S)-6-[(1Z,3S,4R,5S,7S,10R,11R,12S,13S,14Z)-4,10-bis[[tert-butyl(dimethyl)silyl]oxy]-12-hydroxy-3,5,7,11,13-pentamethylheptadeca-1,14,16-trienyl]-2,2-dimethyl-1,3-dioxan-4-yl]hepta-2,4-dienoic acid