1,2-DCE 1,2-Dichlor-aethen [German] 1,2-Dichloroethene 1,2-Dichloroethylene 1,2-Dichloroethylene, all isomers 2-01-00-00158 (Beilstein Handbook Reference) 540-59-0 Acetylene dichloride BRN 1719345 CCRIS 6227 CIS-1,2-DICHLOROETHYLENE Dichloro-1,2-ethylene [French] Dioform EINECS 208-750-2 Ethene, 1,2-dichloro- Ethylene, 1,2-dichloro- HSDB 149 NCI-C56031 sym-Dichloroethylene