A solid.
2,3,6-TBA is a chlorobenzoic acid that is benzoic acid in which the hydrogens at positions 2, 3, and 6 have been replaced by chlorines. A synthetic auxin, it is used as a post-emergence herbicide to control weeds in various cereal crops. Not approved for use within the European Union. It has a role as a synthetic auxin, a herbicide and an agrochemical. It is a trichlorobenzene and a chlorobenzoic acid.