1,4-DICHLORO-trans-2-BUTENE 110-57-6 2-Butene, 1,4-dichloro-, (2E)- 2-Butene, 1,4-dichloro-, (E)- 2-Butene, 1,4-dichloro-, trans- 4-01-00-00787 (Beilstein Handbook Reference) AI3-52332 BRN 1719693 CCRIS 2458 EINECS 203-779-7 HSDB 1501 trans-1,4-Dichloro-2-butene trans-1,4-Dichlorobutene