[7-benzoyloxy-10-[[9-[(2R,4S,5R)-4-[tert-butyl(dimethyl)silyl]oxy-5-[[tert-butyl(dimethyl)silyl]oxymethyl]oxolan-2-yl]purin-6-yl]amino]benzo[a]pyren-8-yl] benzoate 在
四甲基胍 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
反应 1.0h,
以80%的产率得到10-{9-[(2R,4S,5R)-4-(tert-Butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-9H-purin-6-ylamino}-benzo[def]chrysene-7,8-dione