55750-48-6
N-甲氧基羰基顺丁烯二酰亚胺
+
929-06-6
二甘醇胺
→
~92%
34321-81-8
1-[2-(2-hydroxyethoxy)ethyl]pyrrole-2,5-dione
55750-49-7
2,5-二氧代吡咯-1-甲酸乙酯