Disodium 4-formyl-1,3-benzenedisulfonate

苯甲醛-2,4-二磺酸钠

Also known as: 1,3-Benzenedisulfonic acid, 4-formyl-, disodium salt, 1,3-Benzenedisulfonic acid, 4-formyl-, sodium salt (1:2), 1,3-Benzenedisulfonic acid,4-formyl-,sodium salt (1:2), 4-Formylbenzene-1,3-disulfonic Acid Disodium Salt, 4-formyl-1,3-benzene disulfonic acid disodium salt, 4-formylbenzene-1,3-disulfonic acid,disodium salt, Benzaldehyde disulfonic acid disodium salt, Benzaldehyde-2,4-disulfonic acid disodium salt, Benzaldehye-2,4-disulfonic Acid Disodium Salt, Disodium 4-Formylbenzene-1,3-disulfonate, disodium,4-formylbenzene-1,3-disulfonate, sodium 4-formyl-1,3-benzenedisulfonate, sodium 4-formylbenzene-1,3-disulphonate, disodium 4-formylbenzene-1,3-disulphonate, MFCD00043913, EINECS 251-551-0

Disodium 4-formyl-1,3-benzenedisulfonate (CAS 33513-44-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H4Na2O7S2 and a molecular weight of 310.212 g/mol. It is also known as 1,3-Benzenedisulfonic acid, 4-formyl-, disodium salt, 1,3-Benzenedisulfonic acid, 4-formyl-, sodium salt (1:2) and 1,3-Benzenedisulfonic acid,4-formyl-,sodium salt (1:2). Key properties include a melting point of 83-84 °C and a density of 1.18. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

33513-44-9

Jingsj CID

J-1966606-4

Molecular Formula

C₇H₄Na₂O₇S₂

Chinese Name

苯甲醛-2,4-二磺酸钠

Molecular Weight

310.212 g/mol

Category

Organic Acids

Last updated

8/21/2026