(1'S,2'S,3'R)-1-[2'-benzoyloxymethyl-3'-(hydroxymethyl)cyclobutyl]thymine 在
吡啶 、
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 61.0h,
生成 (1'S,2'S,3'R)-1-{2'-hydroxymethyl-3'-[bis(p-methoxyphenyl)phenylmethyloxymethyl]cyclobutyl}thymine 5'-O-(2-cyanoethyl N,N-diisopropylphosphoramidite)