Dibenzo[a,c]carbazoles from 2-(2-bromoaryl)-3-arylindoles via a palladium-catalyzed intramolecular C-H functionalization/C-C bond formation process

Org Biomol Chem. 2012 Dec 14;10(46):9142-7. doi: 10.1039/c2ob26741a. Epub 2012 Oct 29.

Abstract

The palladium-catalyzed cyclization of 2-(2-bromoaryl)-3-arylindoles provides a new versatile approach to dibenzo[a,c]carbazoles. The reaction tolerates a variety of useful substituents including chloro, nitro, ether, cyano, keto, and ester groups.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Acetanilides / chemistry
  • Carbazoles / chemical synthesis*
  • Catalysis
  • Cyclization
  • Indoles / chemical synthesis*
  • Molecular Structure
  • Palladium / chemistry*

Substances

  • Acetanilides
  • Carbazoles
  • Indoles
  • trifluoroacetanilide
  • Palladium