1,2-Dichloro-3,3,4,4,5,5-hexafluorocyclopentene 1,2-Dichlorohexafluoro-1-cyclopentene 1,2-Dichlorohexafluorocyclopentene 1,2-Dichloroperfluorocyclopentene 4-05-00-00213 (Beilstein Handbook Reference) 706-79-6 BRN 2053012 CYCLOPENTENE, 1,2-DICHLOROHEXAFLUORO- Cyclopentene, 1,2-dichloro-3,3,4,4,5,5-hexafluoro- Cyclopentene-26 EINECS 211-895-4 NSC 41877