117157-37-6
→
~55%
117157-38-7
6,7-dibromonaphthalene-1,4-dione
89088-96-0
Thiophene, 3,4-dibromo-, 1,1-dioxide
+
106-51-4
苯醌
117157-35-4
13214-70-5
2,3-二溴萘