AN EFFICIENT AND MILD CONDITIONS SYNTHESIS OF 2-AZA-1,3-DIENES FROM PHOSPHA-λ5-AZANES.

Article abstract of DOI:10.1016/S0040-4039(00)80628-0

Aza-Wittig reaction of N-acrylic phospha-λ⁵-azanes with aldehydes gives 3-ethoxycarbonyl 2-aza-1,3-dienes in very high yields.