在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 10.0h,
以94%的产率得到tert-butyl-dimethyl-[[(1R,3S,5R,9S,11R,12S,14R,16R,17S,19R,21S,23S,26S)-7,7,17,21-tetramethyl-24-methylidene-11,16-bis(phenylmethoxy)-12-(phenylmethoxymethyl)-2,6,8,13,18,25-hexaoxapentacyclo[15.10.0.03,14.05,9.019,26]heptacosan-23-yl]oxy]silane