[(2R,3R,4R,5R,6S)-6-[4-(5-acetyl-6-methyl-2-sulfanylidene-3,4-dihydro-1H-pyrimidin-4-yl)phenoxy]-3,4,5-triacetyloxyoxan-2-yl]methyl acetate 在
甲醇 、
sodium methylate 作用下,
反应 5.0h,
以93%的产率得到5-acetyl-6-methyl-4-(4-(β-D-allopyranosyloxy)phenyl)-3,4-dihydropyrimidine-2(1H)-thione