634-66-2
1,2,3,4-四氯苯
+
3481-20-7
2,3,5,6-四氯苯胺
→
52663-75-9
2,2',3,3',4,5,5',6'-八氯联苯
38411-21-1
2,3,4,5-tetrachloroiodobenzene
32770-82-4
1,2,4,5-tetrachloro-3-iodobenzene