108-31-6
马来酸酐
+
123-30-8
4-氨基苯酚
→
~86%
7300-91-6
4-马来酰亚胺基苯酚
143629-26-9
N-(4-羟基苯基)-马来酰胺酸
~83%
6637-46-3
[4-(2,5-dioxopyrrol-1-yl)phenyl] acetate
~64%
28173-23-1
(Z)-4-(4-hydroxyanilino)-4-oxobut-2-enoic acid