(2,4,5-trichlorophenoxy)acetic acid


(2,4,5-tri·chlor·o·phen·ox·y)a·ce·tic ac·id (2,4,5-T),

(trī-klōr'ō-fe-nok'sē-a-sē'tik as'id), A herbicide and defoliant synthesized by condensation of chloracetic acid and 2,4,5-trichlorophenol, used as the principal constituent of Agent Orange.