Synthesis of Functionalized Quinolines and Benzo[c][2,7]naphthyridines Based on a Photo-Fries Rearrangement
Autor: | Giacomo Guerrini, Maurizio Taddei, Fabio Ponticelli |
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Rok vydání: | 2011 |
Předmět: | |
Zdroj: | The Journal of Organic Chemistry. 76:7597-7601 |
ISSN: | 1520-6904 0022-3263 |
DOI: | 10.1021/jo201316k |
Popis: | An efficient one-pot method for the synthesis of functionalized quinolines and tetrahydronaphthyridines has been developed. The photo-Fries rearrangement of p-substituted anilides afforded differently substituted o-amino ketones that reacted in situ with acetylenic Michael acceptors such as dimethyl acetylenedicarboxylate (DMAD) to give 6,4-disubstituted quinoline 2,3-dicarboxylates. Starting from anilides derived from β-alanine, a naphthyridine nucleus can also be assembled. |
Databáze: | OpenAIRE |
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