Acetic acid 1-acetoxymethyl-3-{9-[(2R,4S,5R)-4-(tert-butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-6-[2-(4-nitro-phenyl)-ethoxy]-9H-purin-2-ylamino}-propyl ester 在
吡啶 、
氢氟酸 、
三乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 7.0h,
生成 Acetic acid 1-acetoxymethyl-3-{9-{(2R,4S,5R)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-[(2-cyano-ethoxy)-diisopropylamino-phosphoryloxy]-tetrahydro-furan-2-yl}-6-[2-(4-nitro-phenyl)-ethoxy]-9H-purin-2-ylamino}-propyl ester