Various chiral dicationic benzimidazolophanes were obtained from optically pure (S)-BINOL, benzimidazole and a suitable aryl alkyl dibromide. (c) 2005 Elsevier Ltd. All rights reserved.
Rajakumar, Perumal; Senthilmurugan, Annamalai; Srinivasan, Kannupal, Journal of Chemical Research, 2006, # 6, p. 359 - 361