50-00-0
甲醛
+
2550-73-4
均苯四甲酸二胺
→
~99%
23565-55-1
2,6-bis(hydroxymethyl)pyrrolo[3,4-f]isoindole-1,3,5,7-tetrone
89-32-7
均苯四甲酸二酐