QUINONE METHIDE REACTIONS - SYNTHESIS OF NOVEL PYRANODIQUINOLINES

被引:0
作者
BALASUBRAMANIAN, C [1 ]
KUMARASWAMI, K [1 ]
DHARMARAJ, N [1 ]
MOHAN, PS [1 ]
机构
[1] BHARATHIAR UNIV,DEPT CHEM,COIMBATORE 641046,INDIA
来源
INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY | 1993年 / 32卷 / 04期
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D O I
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中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The reaction of alkaline 4-hydroxyquinolin-2(1H)-ones (1) with vinyl acetate has been studied. Interestingly, 1, 1-diquonolinoethane formed via a quinoline-quinone methide intermediate undergoes dehydration in situ by two paths yielding the isomeric 7-methylpyranodiquinolines (3 and 4).
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页码:460 / 462
页数:3
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