Brilliant blue R

Name: Brilliant blue R
Brand: Vaqora Chemicals
SKU: VQ-000508

About Brilliant blue R

Brilliant blue R is a biological stain in Microscopy grade carrying the CAS registry number 6104-59-2. Formula C45H44N3NaO7S2, molecular weight 826.0 g/mol. Alternative names: Acid Blue 83 and Brilliant indocyanin 6B.

It is supplied as a purple powder. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

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

Vaqora Chemicals supplies Brilliant blue R in 5 g, 25 g, 100 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Analytical determinations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Brilliant blue R
Catalogue No.	VQ-000508
CAS Number	6104-59-2
IUPAC name	sodium 3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]-N-ethylanilino]methyl]benzenesulfonate
Molecular formula	C₄₅H₄₄N₃NaO₇S₂
Molecular weight	826 g/mol
Exact mass	825.2518
Grade	Microscopy
HSN code	32041259
InChIKey	NKLPQNGYXWVELD-UHFFFAOYSA-M
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=C(C=C5)NC6=CC=C(C=C6)OCC.[Na+]
PubChem CID	61365

Physical properties
Physical form	Powder
Appearance	Purple powder
H-bond donors / acceptors	1 / 9
TPSA	159 Å²
Synonyms	Acid Blue 83, Brilliant indocyanin 6B, C.I. Acid Blue 83, Eriosin Brilliant Cyanine 6B, Coomassie blue R 250, Brilliant Blue R250, Coomassie blue R-250, Coomassie Brilliant Blue R-250, Acid Cyanine 6B, Solar Cyanine 6B, Alizarin Rubinol 5G, CBB R-250

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H319Causes serious eye irritation
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P264, P264 + P265, P270, P273, P280, P301 + P317, P305 + P351 + P338, P330, P337 + P317, 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 6104-59-2

Electrophoresis

Coomassie brilliant blue R 250

CAS: 6104-59-2
Formula: C₄₅H₄₄N₃NaO₇S₂
MW: 826 g/mol

VQ-000541

Frequently asked questions

What is the CAS number of Brilliant blue R?

The CAS Registry Number of Brilliant blue R is 6104-59-2. It is also known as Acid Blue 83, Brilliant indocyanin 6B, C.I. Acid Blue 83.

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

Brilliant blue R has the molecular formula C45H44N3NaO7S2 and a molecular weight of 826 g/mol.

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

We supply Brilliant blue R in Microscopy grade, in 5 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 Brilliant blue R?

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

Yes. Brilliant blue R 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.