70-23-5
3-溴丙酮酸乙酯
+
2196-13-6
硫代异烟酰胺
→
~70%
21278-85-3
2-(吡啶-4-基)噻唑-4-羧酸乙酯
21278-86-4
2-(4-吡啶基)噻唑-4-羧酸
533885-37-9
2-(吡啶-4-基)噻唑-4-甲醛