CHEMICAL INTERACTIONS BETWEEN AMINOPYRAZOLES AND 2,3-DICYANO-1,4-NAPHTHOQUINONE

被引:0
|
作者
HASSAN, AA [1 ]
MOHAMED, NK [1 ]
IBRAHIM, YR [1 ]
MOURAD, AFE [1 ]
机构
[1] MENIA UNIV,FAC SCI,DEPT CHEM,MENIA,EGYPT
来源
关键词
PYRAZOLES; QUINONES;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
2,3-Dicyano-1,4-naphthoquinone (DCNQ), the easily obtainable isomer of 2-(dicyanomethylene)indane-1,3-dione (CNIND), reacts with arylazo-, pyridylazo- and arylaminopyrazoles 1-3 via charge-transfer (CT) complexation to yield pyrazolo[2,3-a]quinazolinediones 10a-f and pyrazolo[2,3-a]quinazolinyl acetates 11a-e. Furthermore, aminopyrazole 3 reacts with 2,3-dichloronaphthoquinone (DCHNQ) to afford the naphthoquinoimidazopyrazole 13. The mechanism of the formation of products 10 and 11 is discussed.
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页码:695 / 697
页数:3
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