5999-20-2
5,6-Dimethyl-2-benzofuran-1,3-dione
→
85-44-9
苯酐
+
19438-61-0
4-甲基苯酐
+
4792-30-7
3-甲基邻苯二甲酸酐
+
89-32-7
均苯四甲酸二酐
1036648-76-6
2,4,5-tris(ethoxycarbonyl)benzoic acid
→
1036648-79-9
diethyl 1,3-dioxo-1,3-dihydroisobenzofuran-5,6-dicarboxylate
+
89-32-7
均苯四甲酸二酐