4-14-00-01973 (Beilstein Handbook Reference) 4136-97-4 BRN 0972631 Benzoic acid, 4-amino-2-hydroxy-, methyl ester EINECS 223-958-3 Methyl p-aminosalicylate NSC 30263 NSC 48927 Pas methyl ester Salicylic acid, amino-, methyl ester p-Aminosalicylic acid methyl ester