85-44-9
苯酐
+
56-84-8
L-天门冬氨酸
→
4443-39-4
2-(1,3-dioxoisoindol-2-yl)butanedioic acid
70-47-3
L-天冬酰胺
4443-40-7
2-(2,5-dioxooxolan-3-yl)isoindole-1,3-dione