Propionic acid (2R,3R,4R,5R)-2-(6-dipropionylamino-purin-9-yl)-4-propionyloxy-5-propionyloxymethyl-tetrahydro-furan-3-yl ester 以
甲醇 为溶剂,
生成
Propionic acid (2R,3R,4R,5R)-2-(6-propionylamino-purin-9-yl)-4-propionyloxy-5-propionyloxymethyl-tetrahydro-furan-3-yl ester