Acetic acid (2R,3S,4aR,8aS,9R,9aR,10aS)-3-hydroxy-2-hydroxymethyl-decahydro-1,8,10-trioxa-anthracen-9-yl ester 在
咪唑 、 camphor-10-sulfonic acid 作用下,
以
甲醇 、
N,N-二甲基甲酰胺 为溶剂,
生成
Acetic acid (2R,3S,4aR,8aS,9R,9aR,10aS)-3-(tert-butyl-dimethyl-silanyloxy)-2-hydroxymethyl-decahydro-1,8,10-trioxa-anthracen-9-yl ester