1955-39-1
5-苯基-3H-呋喃-2-酮
+
74-89-5
甲胺
→
23132-30-1
5-hydroxy-1-methyl-5-phenylpyrrolidin-2-one
1121-07-9
N-甲基丁二酰胺
108-86-1
溴代苯