Synthesis of N-α-Styrylcyclopropane-5-phenylamino-1,2,4-triazoles and Their Conversion to γ-Butyrolactones

Article abstract of DOI:10.1002/jhet.5570340435

The reaction of cyclopropyl phenyl ketone 1-ureidoethylidenehydrazones 14 with a mixture of triphenylphosphine, carbon tetrachloride, and triethylamine provides a general route to N-α-styrylcyclopropane-5-phenylamino-1,2,4-triazoles 17 via the thermal rea