2-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-6-(trans-β-(4-chlorophenyl)vinyl)-3-thioxo-2,3-dihydro-1,2,4-triazin-5(4H)-one 、
碘甲烷 在
sodium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 0.08h,
生成 Acetic acid (2R,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-{6-[(E)-2-(4-chloro-phenyl)-vinyl]-5-methoxy-3-thioxo-3H-[1,2,4]triazin-2-yl}-tetrahydro-pyran-3-yl ester 、 Acetic acid (2R,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-{6-[(E)-2-(4-chloro-phenyl)-vinyl]-4-methyl-5-oxo-3-thioxo-4,5-dihydro-3H-[1,2,4]triazin-2-yl}-tetrahydro-pyran-3-yl ester 、 Acetic acid (2R,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-{6-[(E)-2-(4-chloro-phenyl)-vinyl]-3-methylsulfanyl-5-oxo-5H-[1,2,4]triazin-2-yl}-tetrahydro-pyran-3-yl ester