Synonyms: 2, 2-Dithiobis[benzoic acid];Bis(o-carboxylphenyl) disulfide;Bis(2-carboxyphenyl) disulfide;Diphenyldisulfide-2,2-dicarboxylic acid;2,2-Dithiobis(benzoic acid);Benzoic acid, 2,2-dithiobis-;2,2-Dithiodi(benzoic acid);2-(2-carboxylatophenyl)disulfanylbenzoate;2-(2-carboxyphenyl)disulfanylbenzoic acid;Bis(o-carboxyphenyl) disulfide;2,2'-Dithiosalicy acid;Benzoic acid, 2,2-dithiodi-;2-[(2-Carboxyphenyl)disulfanyl]benzoic acid;2,2'-Dithio Dibenzoic Acid;2,2-Dithiosalicylic acid;