Benzenesulfonic acid, 2-amino-
Benzenesulfonic acid, o-amino-
2-Aminobenzenesulfonic acid
Aniline-o-sulfonic acid
Orthanilic acid
o-Sulfanilic acid
2-Anilinesulfonic acid
o-Aminobenzenesulfonic acid
1-Aminobenzene-2-sulfonic acid
o-Aminophenylsulfonic acid
2-Aminophenylsulfonic acid
2-Sulfoaniline
NSC 147
2-Aminobenzene-1-sulfonic acid