5-Sulfoisophthalic acid monosodium salt

间苯二甲酸-5-磺酸钠

Also known as: Sodium 3,5-dicarboxybenzenesulfonate, 3,5-Dicarboxybenzenesulfonic acid sodium salt, Sodium 5-sulfoisophthalate, 5-Sulfoisophthalic acid sodium salt, 5-Sulfoisophthalic acid, monosodium salt, Sodium 5-sulfo-1,3-benzenedicarboxylate, 1,3-Benzenedicarboxylic acid, 5-sulfo-, monosodium salt, EINECS 228-845-2, MFCD00007495

5-Sulfoisophthalic acid monosodium salt (CAS 6362-79-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5NaO7S and a molecular weight of 268.176 g/mol. It is also known as Sodium 3,5-dicarboxybenzenesulfonate, 3,5-Dicarboxybenzenesulfonic acid sodium salt and Sodium 5-sulfoisophthalate. Key property: a melting point of 373 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

6362-79-4

Jingsj CID

J-1993370-2

Molecular Formula

C₈H₅NaO₇S

Chinese Name

间苯二甲酸-5-磺酸钠

Molecular Weight

268.176 g/mol

Category

Organic Acids

Last updated

8/21/2026