Ethyl eosin

Modify Date: 2025-08-28 10:30:11

Ethyl eosin Structure
Ethyl eosin structure
Common Name Ethyl eosin
CAS Number 6359-05-3 Molecular Weight 714.03400
Density 2.18g/cm3 Boiling Point 661.5ºC at 760 mmHg
Molecular Formula C22H11Br4KO5 Melting Point >200℃
MSDS Chinese USA Flash Point 353.8ºC

 Use of Ethyl eosin


Ethyl eosin is a fluorescent dye with an absorption peak at 527 nm and an absorption shoulder at 487 nm[1].

 Names

Name ethyl eosin
Synonym More Synonyms

 Ethyl eosin Biological Activity

Description Ethyl eosin is a fluorescent dye with an absorption peak at 527 nm and an absorption shoulder at 487 nm[1].
Related Catalog
References

[1]. Vyas S, et al. Adsorption and fluorescence behaviour of ethyl eosin in surfactant micelles. Tenside Surfactants Detergents, 1984, 21(3): 149-151.

 Chemical & Physical Properties

Density 2.18g/cm3
Boiling Point 661.5ºC at 760 mmHg
Melting Point >200℃
Molecular Formula C22H11Br4KO5
Molecular Weight 714.03400
Flash Point 353.8ºC
Exact Mass 709.69800
PSA 79.57000
LogP 7.93530
Index of Refraction 1.77
Water Solubility Soluble in hot water; slightly soluble inethanol

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport

 Synonyms

ETHYL EOSIN
EosineSpiritSoluble
EOSIN ETHYL
C.I.Solvent Red 45
EINECS 228-793-0
EOSIN ALCOHOL SOLUBLE
SOLVENT RED 45
Ethyl Eosine
MFCD00005038
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