1,2-Dibromoethylene

1,2-Dibromoethylene, nke a dị ka 1,2-dibromoethene na acetylene dibromide, bụ ihe na-adịghị njikere dihalogenated na otu bromine na nke ọ gbala n'ime carbon carbon abụọ.  Enwere isomers nke iwu a, cis na trans .  ihe isomers bụ mmiri mmiri na- ike agba.

 Synthesis 
1,2-Dibromoethylene nwere ike ike site na halogenation nke acetylene (C 2 H 2 ) na bromine (Br 2).  [1] Iji nguzobe nke tetrahalogenated ụdị, a na-eji acetylene eme ihe akụkụ, yana Br 2 dị ka ihe na-ebe reagent. .

 alt=Bromination of acetylene|400x400px|Bromination nke acetylene

N'aka nke ọzọ, ndị ike nwere halogenation nke ụdị a site n'iji ihe abụọ nhata N -bromosuccinimide na lithium bromide (LiBr).  N -Bromosuccinimide na-enye Br + dị ka electrophile, nke na-esote Br − sitere na LiBr 

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