Trace amount Cu (ppm)-catalyzed intramolecular cyclization of 2-(gem-dibromovinyl)phenols(thiophenols) to 2-bromobenzofurans(thiophenes)

Yong Ji, Pinhua Li, Xiuli Zhang, Lei Wang
  • Organic & Biomolecular Chemistry, January 2013, Royal Society of Chemistry
  • DOI: 10.1039/c3ob40531a