6328-58-1
6-甲基-4-羟基-2-甲硫基嘧啶
→
~85%
33238-63-0
5-bromo-6-methyl-2-methylsulfanyl-1H-pyrimidin-4-one
98027-28-2
+
74-88-4
甲基碘
56-04-2
甲基硫脲嘧啶