alpha,beta-unsaturated aldehyde
alpha,beta-unsaturated aldehyde
An aldehyde of general formula R<small><sup>1</small></sup>R<small><sup>2</small></sup>C=CR<small><sup>3</small></sup>‒CH=O or RC≡C‒CH=O in which the aldehydic C=O function is conjugated to an unsaturated C-C bond at the α,β position.