Chemistry of Heterocyclic Compounds

, Volume 42, Issue 5, pp 631–635 | Cite as

4-hydroxy-2-quinolones. 94. Improved synthesis and structure of 1-hydroxy-3-oxo-5,6-dihydro-3h-pyrrolo[3,2,1-i,j]-quinoline-2-carboxylic acid ethyl ester

  • I. V. Ukrainets
  • L. V. Sidorenko
  • O. V. Gorokhova
  • E. V. Mospanova
  • O. V. Shishkin
Article

Abstract

A modified method is proposed for preparation and purification, and the special features of the spatial structure have been studied for the ethyl ester of 1-hydroxy-3-oxo-5,6-dihydro-3H-pyrrolo[3,2,1-i,j]-quinoline-2-carboxylic acid.

Keywords

heterocyclic derivatives of tricarbonylmethane ethyl esters of 4-hydroxy-2-oxoquinoline-3-carboxylic acids X-ray structural analysis 

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Copyright information

© Springer Science+Business Media, Inc. 2006

Authors and Affiliations

  • I. V. Ukrainets
    • 1
  • L. V. Sidorenko
    • 1
  • O. V. Gorokhova
    • 1
  • E. V. Mospanova
    • 1
  • O. V. Shishkin
    • 2
  1. 1.National Pharmaceutical UniversityKharkovUkraine
  2. 2.Institute of Scintillation MaterialsNational Academy of Sciences of UkraineKharkov

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