Photo-induced phosphorylation/cyclization of <i>N</i>-homoallyl and <i>N</i>-allyl aldehyde hydrazones to access phosphorylated tetrahydropyridazines and dihydropyrazoles
Ling-Li Liu, Yechun Wu, Chengli Xiang, Jin‐Tao Yu, Changduo Pan
Abstract
A visible-light-induced carbophosphorylation/cyclization of N -homoallyl and N -allyl aldehyde hydrazones with phosphine oxides was developed to obtain phosphorylated tetrahydropyridazines and dihydropyrazoles.
Topics & Concepts
AldehydeChemistryPhosphorylationPhosphineMedicinal chemistryOrganic chemistryCatalysisBiochemistryOrganophosphorus compounds synthesisSulfur-Based Synthesis TechniquesRadical Photochemical Reactions