Sodium 5-sulfoisatin

靛红-5-磺酸钠

Also known as: Sodium 2,3-dioxoindoline-5-sulfonate, Sodium isatin-5-sulfonate, Sodium 5-isatinsulfonate, 1H-Indole-5-sulfonic acid, 2,3-dihydro-2,3-dioxo-, monosodium salt, isatin-5-sulfonic acid sodium salt, sodium 2,3-dioxo-1H-indole-5-sulfonate, sodium 5-sulfonatoisatin

Sodium 5-sulfoisatin (CAS 80789-74-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5NNaO5S+ and a molecular weight of 250.18400 g/mol. It is also known as Sodium 2,3-dioxoindoline-5-sulfonate, Sodium isatin-5-sulfonate and Sodium 5-isatinsulfonate. Key property: a density of 1.743g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80789-74-8
Jingsj CID
J-1083736-8
Molecular Formula
C8H5NNaO5S
Chinese Name
靛红-5-磺酸钠
Molecular Weight
250.18400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.743g/cm3

Frequently Asked Questions

What is the CAS number of Sodium 5-sulfoisatin?

The CAS number of Sodium 5-sulfoisatin is 80789-74-8.

What are the molecular formula and molecular weight of Sodium 5-sulfoisatin?

Sodium 5-sulfoisatin has molecular formula C8H5NNaO5S+ and molecular weight 250.18400 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Sodium 5-sulfoisatin (CAS 80789-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083736-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.