Triammonium 4-sulfophthalate

4-磺酸邻苯二甲酸三铵盐

Also known as: 4-Sulfophthalic acid triammonium salt, Triammonium 4-sulfophthalate, triammonium 4-sulfonatophthalate, 1,2-Benzenedicarboxylic acid, 4-sulfo-, triammonium salt

Triammonium 4-sulfophthalate (CAS 22411-24-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H15N3O7S and a molecular weight of 297.28600 g/mol. It is also known as 4-Sulfophthalic acid triammonium salt, triammonium 4-sulfonatophthalate and 1,2-Benzenedicarboxylic acid, 4-sulfo-, triammonium salt. Key property: a melting point of >300ºC(lit.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22411-24-1
Jingsj CID
J-49917-0
Molecular Formula
C8H15N3O7S
Chinese Name
4-磺酸邻苯二甲酸三铵盐
Molecular Weight
297.28600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300ºC(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Triammonium 4-sulfophthalate?

The CAS number of Triammonium 4-sulfophthalate is 22411-24-1.

What are the molecular formula and molecular weight of Triammonium 4-sulfophthalate?

Triammonium 4-sulfophthalate has molecular formula C8H15N3O7S and molecular weight 297.28600 g/mol.

Is Triammonium 4-sulfophthalate hazardous?

Triammonium 4-sulfophthalate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Triammonium 4-sulfophthalate (CAS 22411-24-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49917-0 (accessed 2026-10-24).

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