88474-31-1
4-氯-6-甲氧基-2-甲基嘧啶-5-胺
→
~85%
88474-33-3
methyl 5-chloro-2H-triazole-4-carboxylate
15846-19-2
4-甲氧基-5-氨基-6-氯嘧啶
~84%