Metal-free C(sp(3))-H functionalization: oxidative carbo-oxygenation of α-diazo carbonyls via radical dediazotization

Chem Commun (Camb). 2016 Apr 14;52(29):5144-7. doi: 10.1039/c6cc00816j. Epub 2016 Mar 21.

Abstract

A novel three-component carbo-oxygenation of α-diazo carbonyls for flexible synthesis of unprecedented α-aminooxy-β-amino ketones has been established through metal-free C(sp(3))-H functionalization from readily accessible N,N-dimethylanilines and N-hydroxyphthalimide. The reaction pathway involves an in situ-generated phthalimide N-oxyl radical-triggered dediazotization/radical coupling sequence, leading to C-O and C-C bond formation.

Publication types

  • Research Support, N.I.H., Extramural
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Amination
  • Aniline Compounds / chemical synthesis
  • Aniline Compounds / chemistry*
  • Azo Compounds / chemical synthesis
  • Azo Compounds / chemistry
  • Catalysis
  • Ketones / chemical synthesis*
  • Ketones / chemistry
  • Nitriles / chemical synthesis
  • Nitriles / chemistry*
  • Oxidation-Reduction
  • Phthalimides / chemical synthesis
  • Phthalimides / chemistry*

Substances

  • Aniline Compounds
  • Azo Compounds
  • Ketones
  • Nitriles
  • Phthalimides
  • phthalimide-N-oxyl
  • N,N-dimethylaniline
  • N-hydroxyphthalimide