4,4-Diazoaminodibenzenesulfonic Acid Disodium… 56120-28-6

Name: 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt
Brand: Vaqora Chemicals
SKU: VQ-049658

About 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt

Listed under CAS 56120-28-6, 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt is a process intermediate or related compound of Tartrazine available from Vaqora Chemicals. Its molecular formula is C12H9N3Na2O6S2 and its molecular weight is 401.3 g/mol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

It is a process intermediate or related compound in the synthesis of Tartrazine, useful for route development, impurity fate-and-purge studies and analytical method development. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Tartrazine

View every impurity, metabolite and intermediate we list for Tartrazine.

Tartrazine impurities

Specifications & identifiers

Chemical identifiers
Product name	4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt
Catalogue No.	VQ-049658
CAS Number	56120-28-6
IUPAC name	disodium;4-[2-(4-sulfonatophenyl)iminohydrazinyl]benzenesulfonate
Molecular formula	C₁₂H₉N₃Na₂O₆S₂
Molecular weight	401.3 g/mol
Exact mass	400.9728
HSN code	2933
InChIKey	FYVNMDAIZCXVTO-UHFFFAOYSA-L
SMILES	C1=CC(=CC=C1NN=NC2=CC=C(C=C2)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
PubChem CID	18955719

Physical properties
Physical form	Solid
H-bond donors / acceptors	1 / 9
TPSA	168 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt?

The CAS Registry Number of 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt is 56120-28-6. It is also known as 4,4'-(Diazoamino)dibenzenesulfonic acid disodium.

What is the molecular formula and molecular weight of 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt?

4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt has the molecular formula C12H9N3Na2O6S2 and a molecular weight of 401.3 g/mol.

What is 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt used for?

4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt is supplied as a characterised reference material related to Tartrazine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt can I order?

We supply 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt?

Yes. Every lot of 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt be shipped internationally?

Yes. We export 4,4-Diazoaminodibenzenesulfonic Acid Disodium Salt worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.