REACTIONS OF COORDINATED BETA-KETOESTERS - A NEW ROUTE FOR THE SYNTHESIS OF 4-SUBSTITUTED-3-METHYL-PHENYL-1-PHENYL-PYRAZOL-5-ONES VIA A METAL CHELATED STABLE INTERMEDIATE

被引:0
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作者
SAMATH, SA
JEYASUBRAMANIAN, K
THAMBIDURAI, S
KAMARDEEN, S
RAMALINGAM, SK
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中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Unsubstituted and gamma-substituted copper(II) complexes of beta-ketoesters on treatment with phenylhydrazine give ring-rearranged chelate intermediates, which on subsequent demetallation afford the new 4-halo/phenylamido-3-methyl/phenyl-1-phenyl pyrazol-5-ones. ones.
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页码:1265 / 1267
页数:3
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