504-29-0
2-氨基吡啶
+
141-97-9
乙酰乙酸乙酯
→
~88%
1657-28-9
3-oxo-N-pyridin-2-ylbutanamide
15925-47-0
乙酰硫代乙酸S-叔丁酯
~66%
674-82-8
双乙烯酮
35549-22-5
4-methylpyrido[1,2-a]pyrimidin-2-one
1693-94-3
2-methylpyrido[1,2-a]pyrimidin-4-one