乙酸酐 、
(3R,4R,5R,6R,9S,10S,12S,13R)-12,14-Bis-(tert-butyl-diphenyl-silanyloxy)-6-(3,4-dimethoxy-benzyloxymethoxy)-10-methoxy-3,5,9,13-tetramethyl-1-trityloxy-tetradecan-4-ol 在
吡啶 、
4-二甲氨基吡啶 作用下,
反应 12.0h,
以100%的产率得到Acetic acid (1R,2S,3R,6S,7S,9S,10R)-9,11-bis-(tert-butyl-diphenyl-silanyloxy)-3-(3,4-dimethoxy-benzyloxymethoxy)-7-methoxy-2,6,10-trimethyl-1-((R)-1-methyl-3-trityloxy-propyl)-undecyl ester