ETHYL EOSIN

Product Name: ETHYL EOSIN
CAS No.: 6359-05-3
Chemical Name: ETHYL EOSIN
Synonyms: CI 45386;Nsc 8670;CI NO 45386;ETHYL EOSIN;EOSIN ETHYL;Ethyl Eosine;Spirit Eosine;SOLVENT RED 45;Ethyl Eosine Y;C.I.Solvent Red 45
CBNumber: CB9451399
Molecular Formula: C22H13Br4KO5
Formula Weight: 716.06
MOL File: 6359-05-3.mol

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ETHYL EOSIN Property

Melting point:: >200℃
storage temp.: room temp
solubility: Soluble in hot water; slightly soluble in ethanol
form: crystals or powder
Colour Index: 45386
color: Red-brown
Water Solubility: Freely soluble
λmax: 532 nm
Biological Applications: Drug delivery and tissue engineering; photodynamic therapy; dental materials; treating cancer,diabetes; wound dressing materials

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Safety

Safety Statements: 22-24/25
WGK Germany: 3
HS Code: 32041900

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 199540
Product name: Ethyl eosin
Purity: certified by the Biological Stain Commission
Packaging: 5g
Price: $77.4
Updated: 2025/07/31

Sigma-Aldrich

Product number: 199540
Product name: Ethyl eosin
Purity: certified by the Biological Stain Commission
Packaging: 25g
Price: $343.18
Updated: 2025/07/31

Chem-Impex

Product number: 22815
Product name: EthylEosincertified,forMicroscopicalStaining
Packaging: 5G
Price: $17.47
Updated: 2021/12/16

Chem-Impex

Product number: 22815
Product name: EthylEosincertified,forMicroscopicalStaining
Packaging: 25G
Price: $69.89
Updated: 2021/12/16

Chem-Impex

Product number: 22815
Product name: EthylEosincertified,forMicroscopicalStaining
Packaging: 100G
Price: $209.66
Updated: 2021/12/16

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ETHYL EOSIN Chemical Properties,Usage,Production

Chemical Properties

red to brown powder

Uses

Ethyl eosin is a histological stain that has been used in the Stoval and Black method for illustrating Negri bodies in the central nervous system of rabid animals. Dyes and metabolites.

Definition

ChEBI: An organic potassium salt having 2,4,5,7-tetrabromo-9-{2-[(ethyloxy)carbonyl]phenyl}-3-oxo-3H-xanthen-6-olate as the counterion.

Preparation

Fluorescein (C.I. Acid Yellow 73, C.I. 45350) in water or ethanol solution bromide into four bromine derivatives, and then into sodium salt, then product (C.I. Acid Red 87) ethyl ester and translated into potassium.

Properties and Applications

brilliant blue light red. Slightly soluble in hot water for cherry red, with weak green yellow fluorescence, slightly soluble in ethanol to red, with brown light yellow fluorescence. In concentrated sulfuric acid to yellow, dilution after brown light yellow precipitation.

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	Poor			Dissole	Good	Good

ETHYL EOSIN Preparation Products And Raw materials

Raw materials

Preparation Products

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ETHYL EOSIN Suppliers

Belgium 1 China 35 Czech Republic 1 Europe 1 France 1 Germany 2 India 6 Switzerland 1 United Kingdom 5 United States 19 Global 72

J & K SCIENTIFIC LTD.

Tel: 18210857532; 18210857532
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Tel: 4006356688 18621169109
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Shanghai Macklin Biochemical Co.,Ltd.

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Shanghai YuanYe Biotechnology Co., Ltd.

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Shaanxi Dideu Medichem Co. Ltd

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Energy Chemical

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Lingyuan Bebiansen Biological Technology Co., Ltd

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TCI (Shanghai) Chemical Trading Co., Ltd.

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Hunan Yongqi Chemical Co., LTD

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6359-05-3, ETHYL EOSINRelated Search:

Allyl phenyl ether Potassium 2-ISOPROPENYLTOLUENE 2-METHYL-3-PHENYL-2-PROPEN-1-OL 4-Bromo-2-methylphenol 1-METHOXY-1,4-CYCLOHEXADIENE 2,4-DIBROMOANISOLE Potassium hydroxide Ethyl 2-methylbenzoate 2-ETHYLBENZOIC ACID 4-BENZYLPHENOL 1-BROMO-1-PROPENE Potassium methoxide 4-Bromoresorcinol ETHYL EOSIN 2-Hydroxydiphenylmethane 4-Bromo-1-butene o-Toluic acid

SOLVENT RED 45

2',4',5',7'-TETRABROMOEOSIN ETHYL ESTER POTASSIUM SALT

ETHYL EOSIN

CI NO 45386

CI 45386

EOSIN ALCOHOL SOLUBLE

EOSIN ETHYL

EOSIN (SPIRIT SOLUBLE)

Benzoic acid, 2-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-, ethyl ester, potassium salt

ETHYL EOSIN, CERTIFIED (C.I. 45386) (K S ALT)

ETHYL EOSIN CERTIFIED (C.I. 45386) &

EosineSpiritSoluble

EOSINE S/S SOLUBLE (C.I. No 45386)

Ethyl Eosin, potassium salt, pure

Solvent Red 45, 2μ,4μ,5μ,7μ-Tetrabromoeosin ethyl ester potassium salt

Eosin alcohol soluble, Solvent Red 45, 2μ,4μ,5μ,7μ-Tetrabromoeosin ethyl ester potassium salt

2-(2,4,5,7-Tetrabromo-3-oxo-6-potassiooxy-3H-xanthen-9-yl)benzoic acid ethyl ester

C.I.Solvent Red 45

Eosine Alcohol Soluble

Ethyl Eosine

Fluorescein, 20,40,50,70-tetrabromo-, ethyl Ester, Potassium Derivative

Fluorescein, 20,40,50,70-tetrabromo-, Ethyl Ester, Potassium Salt

Ethyl Eosine Y

Nsc 8670

Spirit Eosine

Spirit Primrose Dh

Ethyl eosin certified by the Biological Stain Commission

potassium ethyl eosin anion

ETHYL EOSIN ISO 9001：2015 REACH

C.I.Solvent Red 45:C.I.45386

EOSIN ETHYL（C.I. 45386）

6359-05-3

C22H11Br4KO5

C22H11Br4O5K

C2H11Br4KO5

Xanthene