Methyl 6-{[4-(4-acetylpiperazin-1-yl)-2-fluorophenyl]methyl}-5-methyl-1,1-dioxo-1lambda6,2,6-thiadiazinane-2-carboxylate 、
sodium hydroxide 在
crude product 、 (NH4)2CO3 作用下,
以
水合甲醇 为溶剂,
反应 2.17h,
以to afford 2-{[4-(4-acetylpiperazin-1-yl)-2-fluorophenyl]methyl}-3-methyl-1λ6,2,6-thiadiazinane-1,1-dione as white solid (300 mg, 82%)的产率得到2-{[4-(4-Acetylpiperazin-1-yl)-2-fluorophenyl]methyl}-3-methyl-1lambda6,2,6-thiadiazinane-1,1-dione