Triethanolamine 2,4-dichlorophenoxyacetate (CAS No.2569-01-9), its synonyms are 2,4-D tris(2-hydroxyethyl)ammonium ; 2,4-D, triethanolamine salt ; 2,4-D-Trolamine ; 2,4-Dichlorophenoxyacetic acid triethanolamine salt .