5'-O-[dimethyl(1,1,2-trimethylpropyl)silyl]-2',3'-O-isopropylideneuridine-6-methyl-(61->5'-S)-2',3'-O-isopropylidene-5'-thioadenosine-8-methyl-(81-5'-S)-2',3'-O-isopropylidene-5'-thiouridine-6-methyl-(61->5'-S)-8-(hydroxymethyl)-2',3'-O-isopropylidene-5'-thioadenosine 在
triethylamine tris(hydrogen fluoride) 作用下,
以
四氢呋喃 为溶剂,
反应 72.0h,
以35%的产率得到2',3'-O-isopropylideneuridine-6-methyl-(6
1->5'-S)-2',3'-O-isopropylidene-5'-thioadenosine-8-methyl-(8
1-5'-S)-2',3'-O-isopropylidene-5'-thiouridine-6-methyl-(6
1->5'-S)-8-(hydroxymethyl)-2',3'-O-isopropylidene-5'-thioadenosine