tetrahydro-1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-6-hydroxy-2(1H)-pyrimidinone 、
N-methyl-N-(3,4-dichlorophenyl)carbamoyl chloride 在
吡啶 作用下,
以
甲苯 为溶剂,
生成 tetrahydro-1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-6-[N-methyl-N-(3,4-dichlorophenyl)carbamoyloxy]-2(1H)-pyrimidinone