(PR)-N
6-benzoyl-3'-O-<(tert-butyl)dimethylsilyl>-5'-O-(monomethoxytrityl)-P-thioadenylyl<2'-
P-<2-(4-nitrophenyl)ethyl>>->5'>-N6-benzoyl-2',3'-bis-O-<(tert-butyl)dimethylsilyl>adenosine 在
对甲苯磺酸 作用下,
以
甲醇 、 二氯甲烷 为溶剂,
反应 0.67h,
生成 (PS)-N6-benzoyl-3'-O-<(tert-butyl)dimethylsilyl>-P-thioadenylyl<2'-P-<2-(4-nitrophenyl)ethyl>>->5'>-N6-benzoyl-2',3'-bis-O-<(tert-butyl)dimethylsilyl>adenosine