作者:N. R. El-Rayyes、G. H. Hovakeemian、H. Hammoud
DOI:10.1002/omr.1270210404
日期:1983.4
AbstractThe reaction of 1‐p‐methoxyphenyl‐3‐phenyl‐2‐propen‐1‐one and 3‐p‐methoxyphenyl‐1‐phenyl‐2‐propen‐1‐one with methylhydrazine gave 1‐methyl‐3‐p‐methoxyphenyl‐5‐phenylpyrazoline and 1‐methyl‐3‐phenyl‐5‐p‐methoxyphenylpyrazoline, respectively. These compounds, on oxidation, gave 1‐methyl‐3‐p‐methoxyphenyl‐5‐phenylpyrazole(2) and 1‐methyl‐3‐phenyl‐5‐p‐methoxyphenylpyrazole, respectively. When methyl‐hydrazine was made to react with 1‐p‐methoxyphenyl‐3‐phenyl‐2‐propyn‐1‐one, a pyrazole was obtained which proved to be identical with 2. Confirmatory evidence for this identity was obtained from their spectral data.