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Chemistry of Natural Compounds

, Volume 48, Issue 3, pp 379–384 | Cite as

Synthesis of ethers of (+)-usninic acid pyrazole derivatives

  • D. N. Sokolov
  • O. A. Luzina
  • N. F. Salakhutdinov
Article

The reduction of usninic acid pyrazole derivatives by complex boron hydrides under various conditions was studied. New ether derivatives containing added alcohols were obtained upon reduction of the carbonyl. The reaction occurred presumably through a quinonemethide intermediate.

Keywords

(+)-usninic acid reduction ethers 

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Copyright information

© Springer Science+Business Media, Inc. 2012

Authors and Affiliations

  • D. N. Sokolov
    • 1
  • O. A. Luzina
    • 1
  • N. F. Salakhutdinov
    • 1
  1. 1.N. N. Vorozhtsov Novosibirsk Institute of Organic Chemistry, Siberian Branch, Russian Academy of SciencesNovosibirskRussia

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