((3aR,3bS,7aR,8aR)-2,2,5,5-Tetramethyl-tetrahydro-[1,3]dioxolo[4,5]furo[3,2-d][1,3]dioxin-7-yl)-methanol 、
2,3-二氯丙酰氯 在
silver cyanide 作用下,
以
甲苯 为溶剂,
反应 72.0h,
以65%的产率得到2,3-Dichloro-propionic acid (3aR,3bS,7aR,8aR)-2,2,5,5-tetramethyl-tetrahydro-[1,3]dioxolo[4,5]furo[3,2-d][1,3]dioxin-7-ylmethyl ester