Thermal reactions of 2-(2-oxo-3-nitro-4-
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A. Elisabeth Täubl; Wolfgang Stadlbauer
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Article
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1997
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Journal of Heterocyclic Chemistry
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English
⚖ 260 KB
## Abstract Depending on the ester substituent, diethyl 2‐(3‐nitro‐2‐oxo‐4‐quinolinyl)malonates 2 give upon thermolysis ethyl 2‐(3‐nitro‐2‐oxo‐4‐quinolinyl)acetates 4, whereas dimethyl 2‐(3‐nitro‐2‐oxo‐4‐quinolinyl)‐malonates 3 cyclize to give 1‐methoxycarbonylisoxazolo[3,4‐__c__]quinolin‐4(5__H__)