110423-55-7Relevant articles and documents
A facile synthesis of 3-aryl-substituted-benzothiophenes via a Lewis acid mediated cyclization of 2-arylthio-acetophenones
Kim, Seongkon,Yang, Jane,DiNinno, Frank
, p. 2909 - 2912 (2007/10/03)
The boron trifluoride-etherate mediated cyclization of 2-arylthio- ketones 1a-h at ambient temperature gave 3-aryl-substituted benzothiophenes 2a-h in excellent yield. None of the rearranged 2-aryl-substituted benzothiophenes were observed.