3-Acetyl-4-methylpyrido[2,1-a]-isoquinolin-2-ones. [2+4] cyclocondensation of 3,4-dihydroisoquinolines with triacetylmethane |
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| Authors: | O V Gulyakevich P V Kurman A S Lyakhov A L Mikhal’chuk |
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| Institution: | (1) State Science Establishment, Institute of Bioorganic Chemistry, Belarus National Academy of Sciences, Minsk, 220141;(2) RTSC “Ecomir”, Belorussian Republic Academy of Sciences, Minsk, 220012;(3) F. Skorina Science Research Center, Belorussian State University, Minsk, 220050 |
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| Abstract: | Treatment of 3,4-dihydroisoquinolines with triacetylmethane in refluxing alcohol for 2-3 h gave 3-acetyl-4-methylpyrido2,1-a]isoquinolin-2-ones.
Their basic physicochemical properties have been studied.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 1, pp. 77–85, January, 2006. |
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| Keywords: | azomethines benzo[a]quinolizines 3 4-dihydroisoquinolines Schiff’ s base pyrido[2 1-a]-isoquinolines triacetylmethane annelation [2+4] cyclocondensation |
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