2-氨基-1-甲基-3H-咪唑并[4,5-f]喹啉 、
O6-benzyl-8-bromo-3',5'-O-bis(tert-butyldimethylsilyl)-N2-dimethoxytrityl-2'-deoxyguanosine 在
tris(dibenzylideneacetone)dipalladium (0)
R-(+)-1,1'-联萘-2,2'-双二苯膦 、
sodium t-butanolate 作用下,
以
甲苯 为溶剂,
以68%的产率得到6-Benzyloxy-N
2-[bis-(4-methoxy-phenyl)-phenyl-methyl]-9-[(2R,4S,5R)-4-(tert-butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-N
8-(1-methyl-1H-imidazo[4,5-f]quinolin-2-yl)-9H-purine-2,8-diamine