74583-27-0
→
~87%
74583-40-7
(9CI)-1,2-二氢-6-甲基吡咯并[1,2-a]吡嗪-3(4H)-酮
620-02-0
5-甲基呋喃醛
1446516-36-4
63272-09-3
2-(2,5-dioxohexyl)isoindole-1,3-dione
14003-16-8
5-甲基糠胺
1250126-12-5