6-Chloro-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid (4-bromo-phenyl)-amide 在
sodium hydrogensulfide 作用下,
以
乙醇 为溶剂,
生成 6-Mercapto-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid (4-bromo-phenyl)-amide