Additions and corrections
Synthesis of pyrrole and indole quinoxalinone and oxazinone derivatives by intramolecular copper-catalyzed reactions
Victoria A. Vaillard, Roberto A. Rossi and Sandra E. Martín
Organic & Biomolecular Chemistry, 2011, 9 (DOI: 10.1039/C1OB05269A) Amendment published 2nd November 2011
The authors regret the structures of 3a, 3b, 3c, 3d, 3e, 5a, 5b and 5c were found to be incorrect. The correct structures are shown below:
Fig. 1 Benzoxazole ring obtained by intramolecular cooper-catalyzed reaction with carboxamides derived from pyrrole and indole.
Further information is given in the ESI relating to the addition and correction.
The Royal Society of Chemistry apologises for this error and any consequent inconvenience to authors and readers.