Synonyms: Azoic acid;p-Phenylazobenzoic acid;Benzoic acid, 4-(phenylazo)-;Azobenzene-4-carboxylic acid;4-Carboxyazobenzene;Benzoic acid, p-(phenylazo)-;4-(PHENYLAZO)BENZOIC ACID;4-phenyldiazenylbenzoic acid;1562-93-2;37790-20-8;4-Phenylazobenzoic acid;AC1L25JQ;4-phenyldiazenyl-benzoic acid;479624_ALDRICH;CHEMBL273753;NSC2522;NSC 2522;NSC-2522;4-[(E)-Phenyldiazenyl]benzoic acid;EINECS 216-347-8;Benzoic acid, 4-(phenylazo)-(E)-;SBB069557;Benzoic acid, 4-(2-phenyldiazenyl)-;Benzoic acid, p-(phenylazo)- (8CI);Benzoic acid, 4-(phenylazo)-, (E)-;P0143;A823874;S14-1240;I01-19451