1,2-DIBROMOETHYLENE 1,2-Dibromoethene 2-01-00-00164 (Beilstein Handbook Reference) 2-Bromovinyl bromide 540-49-8 Acetylene dibromide BRN 1719351 CCRIS 2506 EINECS 208-747-6 Ethene, 1,2-dibromo- Ethylene, 1,2-dibromo- HSDB 5680 NSC 8744 Sym-dibromoethylene