Tetrahedron Letters p. 2909 - 2912 (1999)
Update date:2022-08-03
Topics:
Kim, Seongkon
Yang, Jane
DiNinno, Frank
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.
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