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Three-component condensation of diethyl 2,4,6-trioxoheptanedicarboxylate with salicylaldehyde and ammonium acetate as a new method for the synthesis of the [1]benzopyrano[4,3-b]pyridine system

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Abstract

Three-component condensation of diethyl 2,4,6-trioxoheptanedicarboxylate with salicylaldehyde and ammonium acetate in EtOH affords 2,5-diethoxycarbonyl-5-hydroxy-4-oxo-4,4a, 5,10b-tetrahydro-1H-[1]benzopyrano[4,3-b]pyridine.

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Authors and Affiliations

  1. A. E. Arbuzov Institute of Organic and Physical Chemistry, Kazan Research Center, Russian Academy of Sciences, 8 ul. Akad. Arbuzova, 420088, Kazan, Russian Federation

    V. A. Mamedov, L. P. Sysoeva, A. T. Gubaidullin, A. I. Zamaletdinova & I. A. Litvinov

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  1. V. A. Mamedov
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  2. L. P. Sysoeva
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  3. A. T. Gubaidullin
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  4. A. I. Zamaletdinova
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  5. I. A. Litvinov
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Published in Russian in Izvestiya Akademii Nauk. Seriya Khimicheskaya, No. 6, pp. 1494–1496, June, 2005.

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Mamedov, V.A., Sysoeva, L.P., Gubaidullin, A.T. et al. Three-component condensation of diethyl 2,4,6-trioxoheptanedicarboxylate with salicylaldehyde and ammonium acetate as a new method for the synthesis of the [1]benzopyrano[4,3-b]pyridine system. Russ Chem Bull 54, 1539–1541 (2005). https://doi.org/10.1007/s11172-005-0445-7

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  • DOI: https://doi.org/10.1007/s11172-005-0445-7

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