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Communication | Regular issue | Vol 83, No. 6, 2011, pp.1267-1274
Published online, 25th March, 2011
DOI: 10.3987/COM-11-12178
Regioselective One-Pot Synthesis of 2-Aryl-6-bromobenzothiazole from Arylaldehyde and 2-Aminothiophenol with Phenyltrimethylammonium Tribromide in the Presence of a Catalytic Amount of Antimony(III) Bromide

Shinsei Sayama*

*Department of Chemistry, Fukushima Medical University, Hikarigaoka, Fukushima, 960-1295, Japan


Various 2-aryl-6-bromo-1,3-benzothiazoles were regioselectively afforded in good yields by the reaction of arylaldehydes and 2-aminothiophenol with phenyltrimethylammonium tribromide in the presence of a catalytic amount of SbBr3 in CH2Cl2 at room temperature.