Synonyms: Hydrocinnamicacid, 4-(4-hydroxy-3-iodophenoxy)-3,5-diiodo- (6CI,8CI);3,3',5-Triiodothyropropionic acid;4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodohydrocinnamic acid; Atralose; Birodan;Thyropropic acid; Triopron; Triprop;[(4-Hydroxy-3-iodo-4-phenoxy)-3,5-diiodophenyl]propionic acid; b-[4-(3'-Iodo-4'-hydroxyphenoxy)-3,5-diiodophenyl]propionicacid