Acetic acid (2R,3S,5R)-2-acetoxymethyl-5-(6-methyl-3-oxo-5-thioxo-4,5-dihydro-3H-[1,2,4]triazin-2-yl)-tetrahydro-thiophen-3-yl ester 在
氨 作用下,
以
甲醇 为溶剂,
反应 72.0h,
以93%的产率得到5-Amino-2-((2R,4S,5R)-4-hydroxy-5-hydroxymethyl-tetrahydro-thiophen-2-yl)-6-methyl-2H-[1,2,4]triazin-3-one