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Ethyl eosin

CAT: 0804-HY-D1489-04Size: 50 mgDry Ice: NoHazardous: No
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CAT#:0804-HY-D1489-04Size:50 mg
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Description
Ethyl eosin is a fluorescent dye with an absorption peak at 527 nm and an absorption shoulder at 487 nm[1].
CAS Number
6359-05-3
UNSPSC
12171500
Target
Fluorescent Dye
Type
Dye Reagents
Related Pathways
Others
Field of Research
Others
Assay Protocol
https://www.medchemexpress.com/ethyl-eosin.html
Purity
95.0
Solubility
DMSO : 12.5 mg/mL (ultrasonic)
Smiles
O=C(C1=C(C2=C3C=C(C(C(Br)=C3OC4=C2C=C(Br)C(O[K])=C4Br)=O)Br)C=CC=C1)OCC
Molecular Formula
C22H11Br4KO5
Molecular Weight
714.03
References & Citations
[1]Vyas S, et al. Adsorption and fluorescence behaviour of ethyl eosin in surfactant micelles. Tenside Surfactants Detergents, 1984, 21 (3) : 149-151.
Shipping Conditions
Room Temperature
Storage Conditions
4°C (Powder, sealed storage, away from moisture and light)
Scientific Category
Dye Reagents
Clinical Information
No Development Reported

Chemical Information

Ethyl eosin

Ethyl eosin is an organic potassium salt having 2,4,5,7-tetrabromo-9-{2-[(ethyloxy)carbonyl]phenyl}-3-oxo-3H-xanthen-6-olate as the counterion. It has a role as a photosensitizing agent, a fluorochrome and a histological dye. It contains an ethyl eosin anion.

CAS Number6359-05-3
PubChem CID23670843
IUPAC Namepotassium 2,4,5,7-tetrabromo-9-(2-ethoxycarbonylphenyl)-6-oxoxanthen-3-olate
Molecular FormulaC22H11Br4KO5
Molecular Weight714.0
Topological Polar Surface Area75.7
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count4
Heavy Atom Count32
Formal Charge0
Complexity886
SMILES
CCOC(=O)C1=CC=CC=C1C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br.[K+]
InChI
InChI=1S/C22H12Br4O5.K/c1-2-30-22(29)10-6-4-3-5-9(10)15-11-7-13(23)18(27)16(25)20(11)31-21-12(15)8-14(24)19(28)17(21)26;/h3-8,27H,2H2,1H3;/q;+1/p-1
InChIKey
UKZQEOHHLOYJLY-UHFFFAOYSA-M
Chemical Structure
2D Structure
2D structure of Ethyl eosin
CAS: 6359-05-3
CID: 23670843
Formula: C22H11Br4KO5
MW: 714.0
Interactive 3D Structure
Loading 3D structure...
View on PubChemRaw 3D data
Computed Properties
PropertyValue
Molecular Weight714.0
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count4
Exact Mass713.69361
Monoisotopic Mass709.69771
Topological Polar Surface Area75.7 Ų
Heavy Atom Count32
Formal Charge0
Complexity886
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count2
Compound Is CanonicalizedYes

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