Chemistry of Heterocyclic Compounds

, Volume 6, Issue 5, pp 541–542 | Cite as

Synthesis of 5H-1, 2-dihydro-2, 5-dioxochromeno [2,3-b] pyridines

  • Sh. M. Glozman
  • V. A. Zagorevskii
  • L. A. Zhmurenko
Article

Abstract

Some representative 5H-1,2-dihydro-2,5-dioxochromeno[2,3-b]pyridines have been prepared by condensation of 2-isocyanatochromone (obtained by Curtius rearrangement of the azide of chromone-2-carboxylic acid) with enamines, followed by cyclization.

Keywords

Organic Chemistry Pyridine Azide Enamine Curtius Rearrangement 

Literature cited

  1. 1.
    V. A. Zagorevskii, Sh. M. Glozman, V. G. Vinokurov, and V. S. Troitskaya, KhGS [Chemistry of Heterocyclic Compounds], 782, 1967.Google Scholar
  2. 2.
    Dzh. Shmushkovich, Enamines, collection: Advances in Organic Chemistry, [in Russian], Mir, Moscow, Vol. 4, 5, 1966.Google Scholar

Copyright information

© Consultants Bureau, a division of Plenum Publishing Corporation 1973

Authors and Affiliations

  • Sh. M. Glozman
    • 1
  • V. A. Zagorevskii
    • 1
  • L. A. Zhmurenko
    • 1
  1. 1.Institute of Pharmacology and ChemotherapyAcademy of Sciences of the USSRMoscow

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