Replacement of aryl by alkyl in 1-substituted 1H-1,2,3-triazole-4-carbaldehydes

Abstract
1-Phenyl-1,2,3-triazole-4-carbaldehyde is readily transformed into 1 -alkyl-1,2,3-triazole-4-carbalde-hydes by thermal isomerization of the corresponding imines, followed by acid hydrolysis.