Coomassie brilliant blue G 250

Name: Coomassie brilliant blue G 250
Brand: Vaqora Chemicals
SKU: VQ-000540

About Coomassie brilliant blue G 250

Listed under CAS 6104-58-1, Coomassie brilliant blue G 250 is a biological stain available from Vaqora Chemicals (Microscopy grade). Formula C47H48N3NaO7S2, molecular weight 854.0 g/mol. Common synonyms include Acid blue 90 and Brilliant Blue G.

It is supplied as a dark blue to dark purple colour powder. 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, clinical laboratories and analytical determinations. Our customers for this product work in academic and industrial research, diagnostics and biotechnology and textiles and dyeing.

Vaqora Chemicals supplies Coomassie brilliant blue G 250 in 5 g, 25 g, 1 kg and 4 x 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Analytical determinations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Coomassie brilliant blue G 250
Catalogue No.	VQ-000540
CAS Number	6104-58-1
IUPAC name	sodium 3-[[4-[[4-(4-ethoxyanilino)phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]-2-methylcyclohexa-2,5-dien-1-ylidene]methyl]-N-ethyl-3-methylanilino]methyl]benzenesulfonate
Molecular formula	C₄₇H₄₈N₃NaO₇S₂
Molecular weight	854 g/mol
Exact mass	853.2831
Grade	Microscopy
HSN code	32041259
InChIKey	RWVGQQGBQSJDQV-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=C3C)C5=CC=C(C=C5)NC6=CC=C(C=C6)OCC)C.[Na+]
PubChem CID	61363

Physical properties
Physical form	Powder
Appearance	Dark blue to dark purple colour powder
H-bond donors / acceptors	1 / 9
TPSA	159 Å²
Synonyms	Acid blue 90, Brilliant Blue G, C.I. Acid Blue 90, Derma Cyanine G, Impero Azure G, Benzyl Cyanine G, Brilliant Blue J, Coomassie Blue G 250, Optanol Cyanine G, Fenazo Blue XXFG, Acidine Sky Blue G, Silk Fast Cyanine G

Safety & hazard information (GHS)

Environmental hazard

Hazard statements

H411Toxic to aquatic life with long lasting effects

Precautionary statements: P273, P391, 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 6104-58-1

Microscopy

Brilliant blue G

CAS: 6104-58-1
Formula: C₄₇H₄₈N₃NaO₇S₂
MW: 854 g/mol

VQ-002790

Microscopy

Brilliant blue G, ≥90% (TLC)

CAS: 6104-58-1
Formula: C₄₇H₄₈N₃NaO₇S₂
MW: 854 g/mol

VQ-002791

Frequently asked questions

What is the CAS number of Coomassie brilliant blue G 250?

The CAS Registry Number of Coomassie brilliant blue G 250 is 6104-58-1. It is also known as Acid blue 90, Brilliant Blue G, C.I. Acid Blue 90.

What is the molecular formula and molecular weight of Coomassie brilliant blue G 250?

Coomassie brilliant blue G 250 has the molecular formula C47H48N3NaO7S2 and a molecular weight of 854 g/mol.

Which grade and pack sizes of Coomassie brilliant blue G 250 can I order?

We supply Coomassie brilliant blue G 250 in Microscopy grade, in 5 g, 25 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 Coomassie brilliant blue G 250?

Yes. Every lot of Coomassie brilliant blue G 250 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 Coomassie brilliant blue G 250 be shipped internationally?

Yes. Coomassie brilliant blue G 250 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.