Download PDF
Synfacts 2023; 19(01): 0011
DOI: 10.1055/s-0042-1751809
Synthesis of Heterocycles

Preparation of 4-Iodo-1-tosylpyrazoles via Iodocyclization of N-Propargyl-N′-tosylhydrazines

Authors

    (Pfizer) Contributor(s):

  • Paul Richardson

  • Tim Kwok

Further Information
   Permissions and Reprints

Key words

pyrazoles - tosylhydrazines - molecular iodine - alkynes - iodocyclization - transition-metal-free


Publication History

Article published online:
16 December 2022

© 2022. Thieme. All rights reserved

Georg Thieme Verlag KG
Rüdigerstraße 14, 70469 Stuttgart, Germany