[(R)-[(4R,5R)-5-[[2-[diethoxy(oxido)phosphaniumyl]-1,3-dithian-2-yl]methyl]-2,2-dimethyl-1,3-dioxolan-4-yl]-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl] acetate 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 15.0h,
以84%的产率得到(2-{(4R,5S)-5-[(R)-((R)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-hydroxy-methyl]-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl}-[1,3]dithian-2-yl)-phosphonic acid diethyl ester