Dehalogenation of Vicinal Dibromides

Vicinal dibromides can be converted to alkenes by reduction with either iodide ion or zinc in acetic acid. The reaction proceeds via an E2 mechanism, taking place through an anti-coplanar transition state.

Vicinal dibromides can be converted to alkenes by reduction with either iodide ion or zinc in acetic acid. The reaction proceeds via an E2 mechanism, taking place through an anti-coplanar transition state.