20691-84-3 3'-Carboxy-4-dimethylaminoazobenzene 3-((4-(DIMETHYLAMINO)PHENYL)AZO)BENZOIC ACID 3-((p-(Dimethylamino)phenyl)azo)benzoic acid 4-16-00-00505 (Beilstein Handbook Reference) BRN 1843300 Benzoic acid, m-((p-(dimethylamino)phenyl)azo)-