8-bromo-N1-(1'',4''-anhydro-2''-deoxy-3''-O-allyl-D-ribitol-2''-yl)-5'-O-(dianilinophosphoryl)-inosine 在
吡啶 、
四氮唑 、 triisopropylbenzenesulfonyl chloride 作用下,
以
二氯甲烷 为溶剂,
反应 120.5h,
生成 8-bromo-N
1-[5''-O-[bis-(phenylthio)phosphoryl]-1'',4''-anhydro-2''-deoxy-3''-O-allyl-D-ribitol-2''-yl]-5'-O-(dianilinophosphoryl)-2',3'-di-O-acetylinosine