4,5-Diiodofluorescein,Disodium Salt

Name: 4,5-Diiodofluorescein,Disodium Salt
Brand: Vaqora Chemicals
SKU: VQ-048416

About 4,5-Diiodofluorescein,Disodium Salt

Listed under CAS 6371-82-0, 4,5-Diiodofluorescein,Disodium Salt is a process intermediate or related compound of Fluorescein available from Vaqora Chemicals. The compound has the formula C20H8I2Na2O5, corresponding to a molecular weight of 628.1 g/mol. Alternative names: disodium 4',5'-diiodofluorescein and Erythrosin yellow.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

It is a process intermediate or related compound in the synthesis of Fluorescein, useful for route development, impurity fate-and-purge studies and analytical method development. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4,5-Diiodofluorescein,Disodium Salt is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Fluorescein

View every impurity, metabolite and intermediate we list for Fluorescein.

Fluorescein impurities

Specifications & identifiers

Chemical identifiers
Product name	4,5-Diiodofluorescein,Disodium Salt
Catalogue No.	VQ-048416
CAS Number	6371-82-0
IUPAC name	disodium;2-(4,5-diiodo-3-oxido-6-oxoxanthen-9-yl)benzoate
Molecular formula	C₂₀H₈I₂Na₂O₅
Molecular weight	628.1 g/mol
Exact mass	627.8257
InChIKey	INPXKEACWBDDSB-UHFFFAOYSA-L
SMILES	C1=CC=C(C(=C1)C2=C3C=CC(=O)C(=C3OC4=C2C=CC(=C4I)[O-])I)C(=O)[O-].[Na+].[Na+]
PubChem CID	12598434

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 5
TPSA	89.5 Å²

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 4,5-Diiodofluorescein,Disodium Salt?

The CAS Registry Number of 4,5-Diiodofluorescein,Disodium Salt is 6371-82-0. It is also known as disodium 4',5'-diiodofluorescein, Erythrosin yellow, Fluorescein, 4',5'-diiodo-, disodium salt.

What is the molecular formula and molecular weight of 4,5-Diiodofluorescein,Disodium Salt?

4,5-Diiodofluorescein,Disodium Salt has the molecular formula C20H8I2Na2O5 and a molecular weight of 628.1 g/mol.

What is 4,5-Diiodofluorescein,Disodium Salt used for?

4,5-Diiodofluorescein,Disodium Salt is supplied as a characterised reference material related to Fluorescein. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 4,5-Diiodofluorescein,Disodium Salt can I order?

We supply 4,5-Diiodofluorescein,Disodium Salt, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4,5-Diiodofluorescein,Disodium Salt?

Yes. Every lot of 4,5-Diiodofluorescein,Disodium Salt 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 4,5-Diiodofluorescein,Disodium Salt be shipped internationally?

Yes. We export 4,5-Diiodofluorescein,Disodium Salt worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.