(Z)-(6S,10S,13R,14R)-10,14-Bis-(tert-butyl-dimethyl-silanyloxy)-11,11,13-trimethyl-6-[(E)-1-methyl-2-(2-methyl-thiazol-4-yl)-vinyl]-7,18-dioxa-bicyclo[13.2.1]octadeca-1(17),3,15-triene-8,12-dione 在
cesium fluoride 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
生成 (Z)-(6S,10S,13R,14R)-10,14-Dihydroxy-11,11,13-trimethyl-6-[(E)-1-methyl-2-(2-methyl-thiazol-4-yl)-vinyl]-7,18-dioxa-bicyclo[13.2.1]octadeca-1(17),3,15-triene-8,12-dione