Synthesis of spirocyclopropane carboxylic acids from flavanones and their conversion to the corresponding pyridazinones

Authors

  • Д. Литкей Taras Shevchenko Kiev University, Kiev 252601
  • В. П. Хиля Taras Shevchenko Kiev University, Kiev 252601
  • А. B. Туров Taras Shevchenko Kiev University, Kiev 252601
  • Л. Силади Taras Shevchenko Kiev University, Kiev 252601
  • C. Бокотей Taras Shevchenko Kiev University, Kiev 252601
  • Ш. Антуш Taras Shevchenko Kiev University, Kiev 252601

Abstract

The conversion of flavanones to spirocyclopropane carboxylic acids is reported. It has been shown that a mixture of three isomers is formed. Their structure and configuration have been elucidated from PMR data. Substituted pyridazinones were obtained from the synthesized acids.

How to Cite
Litkei, D.; Khilya, V. P.; Turov, A. V.; Siladi, L.; Bokotei, S.; Antush, Sh. Chem. Heterocycl. Compd. 1995, 31, 541. [Khim. Geterotsikl. Soedin. 1995, 616.]

For this article in the English edition, see DOI https://doi.org/10.1007/BF01166326

Published

1995-05-25

Issue

Section

Original Papers