azomethine ylide
azomethine ylide
A 1,3-dipolar compound having the structure R<small><sub>2</sub></small>C<small><sup>−</small></sup>‒N<small><sup>+</small></sup>(R)=CR<small><sub>2</sub></small> ↔ R<small><sub>2</sub></small>C=N<small><sup>+</small></sup>(R)‒C<small><sup>−</small></sup>R<small><sub>2</sub></small>.