Xylene cyanol FF

About Xylene cyanol FF

Xylene cyanol FF is a biological stain carrying the CAS registry number 2650-17-1. With the molecular formula C25H27N2NaO6S2, it has a molar mass of 538.6 g/mol. Alternative names: Acid blue 147 and Cyanol FF.

It is supplied as a light green to very dark green crystalline powder. Key physical data: a melting point of 295 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span histology and cytology staining, microscopy, clinical laboratories and molecular biology workflows. Buyers come mainly from academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Available in 5 g, 10 g, 25 g and 100 g packs, Xylene cyanol FF is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Molecular biology workflows

Industries

Specifications & identifiers

Chemical identifiers
Product name	Xylene cyanol FF
Catalogue No.	VQ-000735
CAS Number	2650-17-1
IUPAC name	sodium 4-[[4-(ethylamino)-3-methylphenyl]-(4-ethylimino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-3-sulfobenzenesulfonate
Molecular formula	C₂₅H₂₇N₂NaO₆S₂
Molecular weight	538.6 g/mol
Exact mass	538.1208
HSN code	32041979
InChIKey	VVLFAAMTGMGYBS-UHFFFAOYSA-M
SMILES	CCNC1=C(C=C(C=C1)C(=C2C=CC(=NCC)C(=C2)C)C3=C(C=C(C=C3)S(=O)(=O)[O-])S(=O)(=O)O)C.[Na+]
PubChem CID	44135495

Physical properties
Physical form	Powder
Appearance	Light green to very dark green crystalline powder
Melting point	295 °C
H-bond donors / acceptors	2 / 8
TPSA	153 Å²
Synonyms	Acid blue 147, Cyanol FF, Xylene Cyanole FF, C25H27N2NaO6S2, Sodium 4-((4, Erio Glaucine FFX, Kiton Pure Blue FF, Merantine Blue FF, Xylene Blue FF, Xylene cyanole

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, P305 + P351 + P338

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 Xylene cyanol FF?

The CAS Registry Number of Xylene cyanol FF is 2650-17-1. It is also known as Acid blue 147, Cyanol FF, Xylene Cyanole FF.

What is the molecular formula and molecular weight of Xylene cyanol FF?

Xylene cyanol FF has the molecular formula C25H27N2NaO6S2 and a molecular weight of 538.6 g/mol. Its IUPAC name is sodium 4-[[4-(ethylamino)-3-methylphenyl]-(4-ethylimino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]-3-sulfobenzenesulfonate.

Which grade and pack sizes of Xylene cyanol FF can I order?

We supply Xylene cyanol FF, in 5 g, 10 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Xylene cyanol FF?

Yes. Every lot of Xylene cyanol FF 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 Xylene cyanol FF be shipped internationally?

Yes. Xylene cyanol FF 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.