A series of 5-fluoro-2-(N-substituted)aminobenzothiazoles were synthesized by intramolecular
cyclisation of the corresponding thioureas, which were prepared by treatment of 4-substituted
3-fluoroanilines with appropriate isothiocyanates.
Key words
synthetic methods - 2-aminobenzothiazoles - isothiocyanates - chiral - fluoro - heterocyclic