A new rearrangement of chloroethynylpyrazoles

  • A. N. Sinyakov
  • S. F. Vasilevskii
  • M. S. Shvartsberg
Organic Chemistry

Conclusions

  1. 1.

    Isomerization of 4- and 3-(chloroethynyl)-N-alkylpyrazoles to [5-chloro-N-alkyl-pyrazolyl]acetylenes is induced by NaNH2 in NH3.

     
  2. 2.

    In 5-(chloroethynyl)-N-methylpyrazole under these conditions halogen is exchanged for metal (sodium).

     

Keywords

Sodium Acetylene Halogen NaNH2 Chloroethynyl 

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Copyright information

© Plenum Publishing Corporation 1978

Authors and Affiliations

  • A. N. Sinyakov
    • 1
  • S. F. Vasilevskii
    • 1
  • M. S. Shvartsberg
    • 1
  1. 1.Institute of Chemical Kinetics and CombustionSiberian Branch of the Academy of Sciences of the USSRNovosibirsk

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