THE SYNTHESIS AND ULTRAVIOLET SPECTRA OF SOME PYRAZOLONES
作者:Paul E. Gagnon、Jean L. Boivin、Paul A. Boivin、R. Norman Jones
DOI:10.1139/v51-023
日期:1951.2.1
phenylhydrazine and semicarbazide. 4-Benzyl-3-amino-1-phenyl-5-pyrazolone has been synthesized and its properties have been compared with those of the corresponding 2-phenylpyrazolone derivative. The ultraviolet absorption spectra of several pyrazolones have been determined.