Metanil yellow, GR

Name: Metanil yellow, GR
Brand: Vaqora Chemicals
SKU: VQ-000619

About Metanil yellow, GR

Vaqora Chemicals supplies Metanil yellow (AR grade), a biological stain registered under CAS number 587-98-4. With the molecular formula C18H14N3NaO3S, it has a molar mass of 375.4 g/mol. Systematically, it is named sodium 3-[(4-anilinophenyl)diazenyl]benzenesulfonate. It is also known as Acid Yellow 36 or C.I. Acid Yellow 36.

It is supplied as a solid. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include histology and cytology staining, microscopy, clinical laboratories and catalysis. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

We offer Metanil yellow in 25 g, 100 g, 1 kg and 4 x 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Catalysis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Metanil yellow, GR
Catalogue No.	VQ-000619
CAS Number	587-98-4
IUPAC name	sodium 3-[(4-anilinophenyl)diazenyl]benzenesulfonate
Molecular formula	C₁₈H₁₄N₃NaO₃S
Molecular weight	375.4 g/mol
Exact mass	375.0654
Grade	AR
HSN code	29420090
InChIKey	NYGZLYXAPMMJTE-UHFFFAOYSA-M
SMILES	C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC(=CC=C3)S(=O)(=O)[O-].[Na+]
PubChem CID	3935589

Physical properties
Physical form	Solid
Appearance	Solid
H-bond donors / acceptors	1 / 6
TPSA	102 Å²
Synonyms	3-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, Acid Yellow 36, C.I. Acid Yellow 36, Acid Metanil Yellow, Amacid Yellow M, Fenazo Yellow M, Kiton Yellow MS, Metanil Yellow C, Metanil Yellow E, Metanil Yellow F, Metanil Yellow G, Metanil Yellow K

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H317May cause an allergic skin reaction
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H411Toxic to aquatic life with long lasting effects
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P203, P261, P264, P264 + P265, P270, P271, P272, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P318, P321, P330, P333 + P317, P337 + P317, P362 + P364, P391, 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

Other grades of CAS 587-98-4

Practical

Metanil yellow, practical grade

CAS: 587-98-4
Formula: C₁₈H₁₄N₃NaO₃S
MW: 375.4 g/mol

VQ-045587

Frequently asked questions

What is the CAS number of Metanil yellow, GR?

The CAS Registry Number of Metanil yellow, GR is 587-98-4. It is also known as 3-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, Acid Yellow 36, C.I. Acid Yellow 36.

What is the molecular formula and molecular weight of Metanil yellow, GR?

Metanil yellow, GR has the molecular formula C18H14N3NaO3S and a molecular weight of 375.4 g/mol. Its IUPAC name is sodium 3-[(4-anilinophenyl)diazenyl]benzenesulfonate.

Which grade and pack sizes of Metanil yellow, GR can I order?

We supply Metanil yellow, GR in AR grade, in 25 g, 100 g, 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Metanil yellow, GR?

Yes. Every lot of Metanil yellow, GR 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 Metanil yellow, GR be shipped internationally?

Yes. Metanil yellow, GR 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.