Azomethine-H monosodium salt, 95%

About Azomethine-H monosodium salt, 95%

Azomethine-H monosodium salt is a biological stain carrying the CAS registry number 206752-32-1 with a typical assay of 95%. Its molecular formula is C17H14NNaO9S2 and its molecular weight is 463.4 g/mol. Its systematic (IUPAC) name is sodium, 5-hydroxy-4-[(2-hydroxyphenyl)methylideneamino]-7-sulfonaphthalene-2-sulfonate. Hydrate. It is also known as Azomethine-H monosodium salt hydrate or Azomethine-H sodium.

It is supplied as a yellow to orange powder. Reported physical data include a melting point of 300 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for histology and cytology staining, microscopy, clinical laboratories and analytical determinations. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Standard pack sizes are 10 g, 50 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Analytical determinations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Azomethine-H monosodium salt, 95%
Catalogue No.	VQ-000480
CAS Number	206752-32-1
IUPAC name	sodium;5-hydroxy-4-[(2-hydroxyphenyl)methylideneamino]-7-sulfonaphthalene-2-sulfonate;hydrate
Molecular formula	C₁₇H₁₄NNaO₉S₂
Molecular weight	463.4 g/mol
Exact mass	463.0008
Purity / assay	95%
HSN code	29252990
InChIKey	AAIGDXDVSZJVSW-UHFFFAOYSA-M
SMILES	C1=CC=C(C(=C1)C=NC2=C3C(=CC(=C2)S(=O)(=O)[O-])C=C(C=C3O)S(=O)(=O)O)O.O.[Na+]
PubChem CID	3083920

Physical properties
Physical form	Powder
Appearance	Yellow to orange powder
Melting point	300 °C
H-bond donors / acceptors	4 / 10
TPSA	182 Å²
Synonyms	4-Hydroxy-5-(salicylideneamino)-2,7-naphthalenedisulfonic acid monosodium salt, Azomethine-H monosodium salt hydrate, Azomethine-H sodium, Sodium hydrogen 4-hydroxy-5-(salicylideneamino)naphthalene-2,7-disulphonate, AzomethineH, monosodium salt, Sodium hydrogen 4hydroxy5(salicylideneamino)naphthalene2,7disulphonate, Sodium 5-hydroxy-4-((2-hydroxybenzylidene)amino)-7-sulfonaphthalene-2-sulfonate hydrate, Azomethine H, Azomethine-H monosodium hydrate, Sodium 5-hydroxy-4-((2-hydroxybenzylidene)amino)-7-sulfonaphthalene-2-sulfonate xhydrate, Azomethine-H sodium hydrate, Azomethin-H-monosodium salt hydrate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Azomethine-H monosodium salt, 95%?

The CAS Registry Number of Azomethine-H monosodium salt, 95% is 206752-32-1. It is also known as 4-Hydroxy-5-(salicylideneamino)-2,7-naphthalenedisulfonic acid monosodium salt, Azomethine-H monosodium salt hydrate, Azomethine-H sodium.

What is the molecular formula and molecular weight of Azomethine-H monosodium salt, 95%?

Azomethine-H monosodium salt, 95% has the molecular formula C17H14NNaO9S2 and a molecular weight of 463.4 g/mol.

Which grade and pack sizes of Azomethine-H monosodium salt, 95% can I order?

We supply Azomethine-H monosodium salt, 95% in (95%) grade, in 10 g, 50 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Azomethine-H monosodium salt, 95%?

Yes. Every lot of Azomethine-H monosodium salt, 95% 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 Azomethine-H monosodium salt, 95% be shipped internationally?

Yes. Azomethine-H monosodium salt, 95% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.