583878-41-5
ethyl 4-methyl-2-(methylsulfanyl)-6-oxo-1,4,5,6-tetrahydro-5-pyrimidinecarboxylate
→
~93%
344361-90-6
4-羟基-6-甲基-2-(甲基硫代)嘧啶-5-羧酸乙酯
1462-12-0
亚乙基丙二酸二乙酯
+
2986-19-8
2-甲基-2-疏基硫酸脲
583878-42-6
2-(甲硫基)-4-氯-6-甲基嘧啶-5-甲酸乙酯