4-Sulfophthalic acid trisodium salt

BGC Id:	894355481535
CAS No:	3325-08-4
Synonyms:	4-(sodiosulfo)phthalic acid disodium salt ; 1,2-benzenedicarboxylicacid,4-sulfo-,trisodiumsalt ; 4-sulfophthalic acid trisodium salt technical grade ; 4-sulfophthalic acid, trisodium salt, te ch., 75% ; 4-sulfophthalic acid, trisodium salt
Molecular Formula:	NaO3SC6H3-1,2-(CO2Na)2
Molecular Weight:	312.14
EINECS:

Verified providers in 2026

The following 2 notable providers have been checked and can be recommended.

Dayang Chem

Leap Chem

Molecular Formula: C8H3Na3O7S Molecular Weight: 312.14 Hazard Symbols: Xi WGKGermany: 3

The last intensive check and update was carried out on 2026/10/20.

Identify

Synonyms:

4-(sodiosulfo)phthalic acid disodium salt ; 1,2-benzenedicarboxylicacid,4-sulfo-,trisodiumsalt ; 4-sulfophthalic acid trisodium salt technical grade ; 4-sulfophthalic acid, trisodium salt, te ch., 75% ; 4-sulfophthalic acid, trisodium salt

CAS:

3325-08-4

EINECS:

Molecular Formula:

NaO3SC6H3-1,2-(CO2Na)2

MDL:

SMILES:

C1=CC=C(C(=C1)C2=CC=C(S2)C=O)[N+](=O)[O-]

Properties

Molecular Weight:

312.14 g·mol−1

Suppliers

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer

Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. 2-(Acetylamino)-4-chlorobenzoic acid is also served by Dayang Chem (Hangzhou) Co.,Ltd.. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...

Country: P.R.China Phone: +86-571-88938639 Telefax: +86-571-8893-8652

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Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. We provide 5-Bromo-1H-pyrrolo[2,3-b]pyridin-3-amine as well. Our client list includes many major pharmac ...

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Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

Santa Cruz Biotechnology, Inc.

Santa Cruz Biotechnology, Inc. now offers over 140,000 specialty biochemicals under our ChemCruz™ brand. Santa Cruz Biotechnology, Inc. is focused... Request