Rose bengal, dye content, 95%

Name: Rose bengal, dye content, 95%
Brand: Vaqora Chemicals
SKU: VQ-000705

About Rose bengal, dye content, 95%

Listed under CAS 632-69-9, Rose bengal, dye content is a biological stain available from Vaqora Chemicals, specified at 95% purity. Formula C20H2Cl4I4Na2O5, molecular weight 1017.6 g/mol. The IUPAC name is disodium, 2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-3-oxido-6-oxoxanthen-9-yl)benzoate. It is also known as Acid Red 94 or Bengal Rose B sodium salt.

It is supplied as a red to brown powder. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

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

Vaqora Chemicals supplies Rose bengal, dye content in 1 g, 5 g and 25 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Histology & cytology staining
Microscopy
Clinical laboratories
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Rose bengal, dye content, 95%
Catalogue No.	VQ-000705
CAS Number	632-69-9
IUPAC name	disodium;2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-3-oxido-6-oxoxanthen-9-yl)benzoate
Molecular formula	C₂₀H₂Cl₄I₄Na₂O₅
Molecular weight	1017.6 g/mol
Exact mass	1017.4601
Purity / assay	95%
HSN code	32049000
InChIKey	UWBXIFCTIZXXLS-UHFFFAOYSA-L
SMILES	C1=C2C(=C3C=C(C(=O)C(=C3OC2=C(C(=C1I)[O-])I)I)I)C4=C(C(=C(C(=C4Cl)Cl)Cl)Cl)C(=O)[O-].[Na+].[Na+]
PubChem CID	32343

Physical properties
Physical form	Powder
Appearance	Red to brown powder
H-bond donors / acceptors	0 / 5
TPSA	89.5 Å²
Synonyms	4,5,6,7-Tetrachloro-2′,4′,5′,7′-tetraiodofluorescein disodium salt, Acid Red 94, Bengal Rose B sodium salt, Rose Bengal sodium salt, Rose bengal sodium, Rose bengal extra, Rose Bengal disodium, Japan red 105-1, Red no. 105-1, Aka105(1), 4,5,6,7-Tetrachloro-2',4',5',7'-Tetraiodofluorescein Disodium, Sodium 2,3,4,5-tetrachloro-6-(2,4,5,7-tetraiodo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements: P264 + P265, P280, P305 + P351 + P338, P337 + P317

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 632-69-9

Reference Standard

Rose Bengal Sodium Salt

CAS: 632-69-9
Formula: C₂₀H₂Cl₄I₄Na₂O₅
MW: 1017.6 g/mol

In stock

AR

Rose bengal, GR

CAS: 632-69-9
Formula: C₂₀H₂Cl₄I₄Na₂O₅
MW: 1017.6 g/mol

VQ-000706

Frequently asked questions

What is the CAS number of Rose bengal, dye content, 95%?

The CAS Registry Number of Rose bengal, dye content, 95% is 632-69-9. It is also known as 4,5,6,7-Tetrachloro-2′,4′,5′,7′-tetraiodofluorescein disodium salt, Acid Red 94, Bengal Rose B sodium salt.

What is the molecular formula and molecular weight of Rose bengal, dye content, 95%?

Rose bengal, dye content, 95% has the molecular formula C20H2Cl4I4Na2O5 and a molecular weight of 1017.6 g/mol.

Which grade and pack sizes of Rose bengal, dye content, 95% can I order?

We supply Rose bengal, dye content, 95% in (95%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Rose bengal, dye content, 95%?

Yes. Every lot of Rose bengal, dye content, 95% 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 Rose bengal, dye content, 95% be shipped internationally?

Yes. Rose bengal, dye content, 95% 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.