In the title compound, C9H6F3NOS, the 1,3-benzo-thia-zole ring system is essentially planar, with an r.m.s. deviation of 0.006 Å. In the crystal, mol-ecules are linked via O-H⋯N hydrogen bonds, forming zigzag chains along [010].
Keywords: 1,3-benzothiazole; 2,2,2-trifluoroethanol; crystal structure; hydrogen bonding.