Chemistry of Heterocyclic Compounds

Reaction of dipyrazolylmethanes with 1-phenyl-3-methylpyrazol-5-one

YA Azev, IV Teplyashina

文献索引：Azev; Teplyashina Chemistry of Heterocyclic Compounds, 1998 , vol. 34, # 9 p. 1091 - 1092

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摘要

The first derivatives of dipyrazolylmethane (3, scheme below) were prepared in low yield by treatment of 5-methyl-6-phenyl-l, 2, 4-triazine-4-oxide with pyrazolone 2e in the presence of triethylamine [1]. Formation of this compound was also observed previously when treating 5-