REACTION OF METHYL 2-BENZOYLAMINO-3-DIMETHYLAMINOPROPENOATE WITH HETEROCYCLIC HYDROXY COMPOUNDS - THE SYNTHESIS OF FUSED PYRANOAZINES

被引:0
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作者
KMETIC, M [1 ]
STANOVNIK, B [1 ]
TISLER, M [1 ]
KAPPE, T [1 ]
机构
[1] GRAZ UNIV,INST ORGAN CHEM,A-8010 GRAZ,AUSTRIA
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中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Methyl 2-benzoylamino-3-dimethylaminopropenoate (1) reacts in acetic acid with monocyclic or bicyclic heterocyclic compounds with two hydroxy or potential hydroxy groups in 1,3-position to give fused pyranones. Accordingly, derivatives of 2H-pyrano[3,2-c]pyridine(3), 2H-pyrano[3,2-c]quinoline (9,10, and 11), 2H-pyrano[2,3-d]-pyridazine (13), 8H-pyrano[3,2-d]tetrazolo[1,5-b]pyridazine (16), pyrano[4,3-b]pyran (18), and 2H-pyrano[2,3-c]-pyridine (22) were obtained.
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页码:1331 / 1339
页数:9
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