41819-13-0
3,6-dibromobenzene-1,2,4,5-tetracarboxylic acid
→
~57%
24848-78-0
4,8-dibromofuro[3,4-f][2]benzofuran-1,3,5,7-tetrone
95-93-2
1,2,4,5-四甲基苯