(o-Carboxyphenylthio)acetic acid 135-13-7 2-Carboxyphenylthioglycolic acid Acetic acid,(2-carboxyphenyl)thio- Benzoic acid, 2-[(carboxymethyl)thio]- Benzoic acid, [2-(carboxymethyl)thio]- Benzoic acid, o-[(carboxymethyl)thio]- NSC379 WLN: QV1SR BVQ [2-(Carboxymethyl)thio]benzoic acid [o-(Carboxyphenyl)mercapto]acetic acid o-[(Carboxymethyl)thio]benzoic acid o-[(Carboxyphenyl)thio]glycollic acid