三甲基乙酰氯 、
[(2R,7R,8S)-3,7-Bis-(tert-butyl-dimethyl-silanyloxy)-8-[1,3]dithian-2-ylmethyl-8-methyl-oxocan-2-yl]-methanol 在
吡啶 作用下,
以91%的产率得到2,2-Dimethyl-propionic acid (2R,7R,8S)-3,7-bis-(tert-butyl-dimethyl-silanyloxy)-8-[1,3]dithian-2-ylmethyl-8-methyl-oxocan-2-ylmethyl ester