EntityQ902907· pop 12· linked from 287 articles1,3-dipolar cycloadditionSign in to savechemical reaction of the pericyclic groupConnectionsalkeneEntityaromaticityEntitynitrogenEntityalkyneEntityaldehydesEntityketoneEntitycarbonylEntityligandEntitycis–trans isomerismEntitynucleophileEntityDiels–Alder reactionEntitypyrrolidineEntitydiastereomersEntityheteroatomEntityHOMO/LUMOEntityenantioselective synthesisEntitystereocenterEntitypericyclic reactionEntityJournal of the American Chemical SocietyEntitydiazo compoundEntityCategoriesCycloadditionsNitrogen heterocycle forming reactions