Cat. No JK371879_25_G
J&K Chemical

Product Information

Product Name
Eosin B, high purity biological stain
Brand Name
J&K
Product Number
371879
CAS
548-24-3
Molecular Formula
C20H6Br2N2Na2O9
Molecular Weight
624.06
SDS Document
Certificate of Analysis (COA)​
COA not found

General Information

Synonyms
  • 4',5'-Dibromo-2',7'-dinitrofluorescein
  • disodium salt,Eosin Bluish
PubChem CID
12961637
IUPAC Name
disodium;4',5'-dibromo-2',7'-dinitro-3-oxospiro2-benzofuran-1,9'-xanthene-3',6'-diolate
InChI Key
QGAYMQGSQUXCQO-UHFFFAOYSA-L
SMILES
C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)N+(=O)O-)O-)Br)Br)O-)N+(=O)O-.Na+.Na+

Properties

Melting Point
>310

Safety Information

Precautionary Statement
P262

References Data Source From Pubchem

Photophysical characterization of xanthene dyes

Publication Name: Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Publication Date: 2025-02-15
DOI: 10.1016/j.saa.2024.125345

Bright Organic Red Colours: The Xanthenes

Publication Name: Bright Colours from the Past
Publication Date: 2025
DOI: 10.1007/978-3-031-88664-5_16

A highly sensitive spectrofluorimetric method for the determination of bilastine in human plasma: Application of content uniformity testing

Publication Name: Luminescence : the journal of biological and chemical luminescence
Publication Date: 2024-07
DOI: 10.1002/bio.4816

Efficacy of combined chemical and electrochemical decontamination treatments on contaminated healing abutments and their effect on surface topography: An in vitro study

Publication Name: Clinical Implant Dentistry and Related Research
Publication Date: 2022-07-19
DOI: 10.1111/cid.13123

UV-light-driven cadmium sulphide (CdS) nanocatalysts: synthesis, characterization, therapeutic and environmental applications; kinetics and thermodynamic study of photocatalytic degradation of Eosin B and Methyl Green dyes

Publication Name: Water science and technology : a journal of the International Association on Water Pollution Research
Publication Date: 2022-01-20
DOI: 10.2166/wst.2021.637

Eosin B, high purity biological stain

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