Acetic acid (1R,2S,4R)-2-(tert-butyl-diphenyl-silanyloxy)-5-hydroxy-4-methyl-1-(2-methyl-[1,3]dithian-2-yl)-pentyl ester 在
咪唑 、
碘 、
三苯基膦 作用下,
以
甲苯 为溶剂,
以81%的产率得到Acetic acid (1R,2S,4R)-2-(tert-butyl-diphenyl-silanyloxy)-5-iodo-4-methyl-1-(2-methyl-[1,3]dithian-2-yl)-pentyl ester