(6E,8R,9R,11E,13E,17S,18S)-20,20-diisopropyl-17-(methoxymethoxy)-2,2,6,8,11,21-hexamethyl-3,3-diphenyl-18-vinyl-4,19-dioxa-3,20-disiladocosa-6,11,13-trien-9-yl acetate 在
甲醇 、 sodium hydroxide 作用下,
反应 10.0h,
以78%的产率得到(2E,5R,9E,13S,14S)-13-(methoxymethoxy)-2,4,7-trimethyl-14-(triisopropylsilyloxy)hexadeca-2,7,9,15-tetraene-1,5-diol