Metal-Free [2+2+1] annulation of alkynes, nitriles and nitrogen atoms from iminoiodanes for synthesis of highly substituted imidazoles

Akio Saito, Yui Kambara, Takuma Yagyu, Keiichi Noguchi, Akira Yoshimura, Viktor V. Zhdankin

Research output: Contribution to journalArticlepeer-review

46 Scopus citations

Abstract

Boron trifluoride nitrile complexes promote oxidative [2+2+1] annulations of alkynes, nitriles and N-atoms from iminoiodanes to give the corresponding 2,4-disubstituted and 2,4,5-trisubstituted N-tosylimidazoles in moderate to good yields with high regioselectivities.

Original languageEnglish (US)
Pages (from-to)667-671
Number of pages5
JournalAdvanced Synthesis and Catalysis
Volume357
Issue number4
DOIs
StatePublished - Mar 9 2015

Bibliographical note

Publisher Copyright:
© 2015 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.

Keywords

  • alkynes
  • annulation
  • iminoiodanes
  • metal-free conditions
  • nitriles

Fingerprint

Dive into the research topics of 'Metal-Free [2+2+1] annulation of alkynes, nitriles and nitrogen atoms from iminoiodanes for synthesis of highly substituted imidazoles'. Together they form a unique fingerprint.

Cite this