942-06-3
4,5-二氯邻苯二甲酸酐
→
21903-56-0
1,2-bis(bromomethyl)-4,5-dichlorobenzene
24006-92-6
4,5-二氯-1,2-苯二甲醇
34588-40-4
2,3,6,7-Tetrachloronaphthalene