Abstract
4-Chloro-2-methylquinolines in reaction with 3-aminopyridine yielded 4-quinolinamines, which upon cyclisation under Vilsmeier-Haak conditions afforded the title compounds.
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Published in Khimiya Geterotsiklicheskikh Soedinenii, No. 6, 901–904, June, 2005.
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Suresh, T., Nandha Kumar, R. & Mohan, P.S. Synthesis of 6-Methylbenzo-[b]pyrido[3,2-f][1,6]naphthyridines from 4-Chloro-2-methylquinoline. Chem Heterocycl Compd 41, 778–781 (2005). https://doi.org/10.1007/s10593-005-0220-6
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DOI: https://doi.org/10.1007/s10593-005-0220-6