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Chemistry LibreTexts

1,2-Elimination

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A 1,2-elimination or β-elimination is an elimination reaction in which an organic compound loses two ligands from adjacent atoms.

eg:

1,1elimination1.png

net reaction:

11elimination2.png

In this elimination reaction the two ligands 1 loses, H and Br, are on adjacent atoms. Therefore, this elimination reaction is a 1,2-elimination reaction.

see also 1,1-elimination.

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This page titled 1,2-Elimination is shared under a All Rights Reserved (used with permission) license and was authored, remixed, and/or curated by Gamini Gunawardena via source content that was edited to the style and standards of the LibreTexts platform.

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