Brilliant blue FCF

Name: Brilliant blue FCF
Brand: Vaqora Chemicals
SKU: VQ-000507

About Brilliant blue FCF

Listed under CAS 3844-45-9, Brilliant blue FCF is a biological stain available from Vaqora Chemicals (Microscopy grade). The compound has the formula C37H34N2Na2O9S3, corresponding to a molecular weight of 792.9 g/mol. Alternative names: Acid Blue 9 and Alphazurine FG.

It is supplied as a blue to dark red to dark blue powder. Literature values give a melting point of 283 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Typical applications include histology and cytology staining, microscopy and clinical laboratories. It is used across academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Standard pack sizes are 10 g, 25 g and 5 x 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories

Industries

Specifications & identifiers

Chemical identifiers
Product name	Brilliant blue FCF
Catalogue No.	VQ-000507
CAS Number	3844-45-9
IUPAC name	disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate
Molecular formula	C₃₇H₃₄N₂Na₂O₉S₃
Molecular weight	792.9 g/mol
Exact mass	792.1222
Grade	Microscopy
HSN code	32049000
InChIKey	SGHZXLIDFTYFHQ-UHFFFAOYSA-L
SMILES	CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=CC=C5S(=O)(=O)[O-].[Na+].[Na+]
PubChem CID	19700

Physical properties
Physical form	Powder
Appearance	Blue to dark red to dark blue powder
Melting point	283 °C
H-bond donors / acceptors	0 / 10
TPSA	203 Å²
Synonyms	Acid Blue 9, Alphazurine FG, Erioglaucine disodium salt, Brilliant Blue, Blue 1206, FD & C Blue no. 1, Fenazo Blue XI, Japan Blue 1, Merantine Blue EG, Cosmetic Blue Lake, Hexacol Brilliant Blue A, Brilliant Blue FCF supra

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 3844-45-9

Erioglaucine

CAS: 3844-45-9
Formula: C₃₇H₃₄N₂Na₂O₉S₃
MW: 792.9 g/mol

VQ-000564

Frequently asked questions

What is the CAS number of Brilliant blue FCF?

The CAS Registry Number of Brilliant blue FCF is 3844-45-9. It is also known as Acid Blue 9, Alphazurine FG, Erioglaucine disodium salt.

What is the molecular formula and molecular weight of Brilliant blue FCF?

Brilliant blue FCF has the molecular formula C37H34N2Na2O9S3 and a molecular weight of 792.9 g/mol.

Which grade and pack sizes of Brilliant blue FCF can I order?

We supply Brilliant blue FCF in Microscopy grade, in 10 g, 25 g, 5 x 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Brilliant blue FCF?

Yes. Every lot of Brilliant blue FCF 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 Brilliant blue FCF be shipped internationally?

Yes. We export Brilliant blue FCF worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.