Royal Society of Chemistry, Chemical Communications, 14(47), p. 4243, 2011
DOI: 10.1039/c0cc05837h
Full text: Download
Bromination of 3-nitro-5,10,15-triarylcorrole selectively provides two regioisomers, depending on the reaction pathway. An isocorrole species is the key intermediate to drive the reaction towards the 2-Br-17-nitro regioisomer.