Starting from the basic stock,ethyl phenylacetate and aryl amines,1benzylformy14ary1 thiosemicarbazides were prepared through multistep reactions.The ringclosure of 1benzylformy14ary1 thiosemicarbazides ...Starting from the basic stock,ethyl phenylacetate and aryl amines,1benzylformy14ary1 thiosemicarbazides were prepared through multistep reactions.The ringclosure of 1benzylformy14ary1 thiosemicarbazides at the presence of hydrazine hydrate afforded the title compounds,3benzy14amino5arylamino1,2,4triazoles,with structures confirmed by elemental analysis,IR,1H and13C NMR spectra.展开更多
文摘Starting from the basic stock,ethyl phenylacetate and aryl amines,1benzylformy14ary1 thiosemicarbazides were prepared through multistep reactions.The ringclosure of 1benzylformy14ary1 thiosemicarbazides at the presence of hydrazine hydrate afforded the title compounds,3benzy14amino5arylamino1,2,4triazoles,with structures confirmed by elemental analysis,IR,1H and13C NMR spectra.
