625-86-5
2,5-二甲基呋喃
+
108-31-6
马来酸酐
→
~92%
77880-59-2
1,4-dimethyl-7-oxabicyclo<2.2.1>hept-5-ene-2,3-dicarboxylic anhydride
15540-88-2
4,7-dimethylisoindole-1,3-dione
106-42-3
对二甲苯
110568-66-6
4,7-二甲基-2,3-二氢-异吲哚-1-酮
944-38-7
3,6-dimethylphthalic acid
5463-50-3
4,7-二甲基-2-苯并呋喃-1,3-二酮