Also Called: trans-1,4-Dichloro-2-butene;(2E)-1,4-Dichloro-2-butene;trans-1,4-Dichlorobutene;2-Butene, 1,4-dichloro-, (E)-;2-Butene, 1,4-dichloro-, (2E)-;(2E)-1,4-Dichlorobut-2-ene;trans-1,4 -Dichloro -2-butene;ทรานส์-1,4-ไดคลอโรบิวทีน-2;trans-1,4-Dichlorobutene-2