Skip to main content

Disodium Eosin Y

ADVERTISEMENT
Identification
Molecular formula
C20H8Br2O5Na2
CAS number
17372-87-1
IUPAC name
disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate
State
State

At room temperature, Disodium Eosin Y is a solid. It is often supplied as a dry powder and can be dissolved in water to form a solution, commonly used in biological staining and research applications.

Melting point (Celsius)
285.00
Melting point (Kelvin)
558.15
Boiling point (Celsius)
600.00
Boiling point (Kelvin)
873.15
General information
Molecular weight
691.85g/mol
Molar mass
691.8540g/mol
Density
1.4201g/cm3
Appearence

Disodium Eosin Y appears as a reddish-brown powder or solid. It is commonly used as a dye and often exhibits fluorescent properties under ultraviolet light, appearing bright pink or red-orange. It is stable under normal conditions but should be stored in a dry environment to maintain its physical integrity.

Comment on solubility

Solubility of Disodium 2-[[4-[Ethyl-[(3-Sulfonatophenyl)methyl]amino]phenyl]-[4-[Ethyl-[(3-Sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate

This compound, often characterized by its complex structure, displays a fascinating solubility profile due to its polar nature and sulfonate groups. Here are some key points regarding its solubility:

  • High Water Solubility: The presence of two sulfonate groups contributes significantly to its ability to dissolve in aqueous solutions, making it highly soluble in water.
  • Influence of Ethyl Groups: The ethyl functional groups add hydrophobic characteristics that can affect solubility under varying conditions.
  • Temperature Dependency: Like many chemical compounds, its solubility may increase with temperature, making it more soluble in warmer water compared to cold water.
  • pH Sensitivity: The solubility can also be influenced by the pH of the solution, as changes in pH can alter the ionization state of the sulfonate groups, affecting their interaction with water molecules.

In summary, disodium 2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate is a highly soluble compound in aqueous environments, with its solubility being reliant on structural features and environmental conditions.

Interesting facts

Interesting Facts about Disodium 2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate

This compound, characterized by its complex structure, represents an intriguing aspect of synthetic chemistry and dye chemistry. Known for its role as a dye, it showcases a combination of functional groups that contribute to its unique properties.

Key Characteristics

  • Versatility: This compound is particularly noted for its use in various applications, especially in dyeing and coloring agents.
  • Structure: Its intricate structure contains both sulfonate and amine groups, which enhance its solubility in water, making it useful in numerous aqueous applications.
  • Biological Relevance: The compound's design allows it to interact with biological systems, which can be beneficial in biochemical studies or medical diagnostics.

Chemical Context

As a sulfonated dye, disodium 2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate is an example of how chemists can modify dye structures to alter their properties for specific purposes. Its ability to absorb light and produce vivid colors is leveraged in several industries, including textiles and inks.

Fun Fact

This compound also serves as an excellent teaching tool in chemistry, demonstrating principles such as molecular structure, interaction with light, and solubility principles. Students can explore the relationship between a molecule's structure and its behavior in various environments.

Overall, the exploration of disodium 2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]iminio]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate illustrates the beauty and complexity of chemical compounds. It reminds us of the ongoing journey of discovery in the vast field of chemistry!

Synonyms
Brilliant Blue FCF
Erioglaucine disodium salt
Brilliant Blue
FD&C Blue No. 1
FD&C blue No.1
blue no. 1
FDC Blue No. 1
Food Blue No.1
CCRIS 97
C.I. ACID BLUE 9, DISODIUM SALT
Brilliant Blue E 133
D&C Blue No. 1
Brilliant blue FCF, disodium salt
EINECS 223-339-8
PPQ093M8HR
DTXSID2020189
HSDB 7972
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, hydroxide, inner salt, disodium salt
H3R47K3TBD
DTXCID40189
Ammonium, ethyl(4-(p-(ethyl(m-sulfobenzyl)amino)-alpha-(o-sulfophenyl)benzylidene)-2,5-cyclohexadien-1-ylidene)(m-sulfobenzyl)-, hydroxide, inner salt, disodium salt
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, inner salt, sodium salt (1:2)
Dihydrogen (ethyl)(4-(4-(ethyl(3-sulphonatobenzyl)amino)-2'-sulphonatobenzhydrylidene)cyclohexa-2,5-dien-1-ylidene)(3-sulphonatobenzyl)ammonium, disodium salt
FD&C BLUE NO. 1 (II)
FD&C BLUE NO. 1 [II]
BRILLIANT BLUE FCF (MART.)
BRILLIANT BLUE FCF [MART.]
Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, hydroxide, inner salt, disodium salt
DISODIUM N-ETHYL-N-4-((4-(ETHYL((3-SULFOPHENYL)METHYL)AMINO)PHENYL)(2-SULFOPHENYL)METHYLENE)-2,5-CYCLOHEXADIEN-1-YLIDENE)-3-SULFOBENZENEMETHANAMINIUM
DISODIUM SALT OF ETHYL(4-(P-(ETHYL(M-SULFOBENZYL)AMINO)-(ALPHA)-(O-SULFOPHENYL) BENZYLIDENE)-2,5-CYCLOHEXADIEN-1-YLIDENE)(M-SULFOBENZYL) AMMONIUM HYDROXIDE INNER SALT
brilliant blue, disodium salt
Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, inner salt, sodium salt (1:2)
DYE BRILLIANT BLUE
VIBRACOLOR BLUE ABL9
BRILLIANT BLUE [FCC]
BRILLIANT BLUE FCF [MI]
Benzenemethanaminium, N-ethyl-N-
F D & C BLUE NO. 1
FD&C BLUE NO. 1 [FCC]
BRILLIANT BLUE FCF [WHO-DD]
USEPA/OPP Pesticide Code: 110301
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(2-sul-fophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, Hydroxide, Inner Salt, Disodium Salt
N-Ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfobenzeneme-thanaminium hydroxide, inner salt, disodium salt
3844-45-9
Blue 1206
Food Blue No. 1
FD & C Blue no. 1
Dolkwal Brilliant Blue
Acid Sky Blue A
Hexacol Brilliant Blue A
Brilliant Blue FCF supra
Food Blue 1
MFCD00012141
Usacert Blue No. 1
CHEBI:82411
1206 Blue
Canacert Brilliant Blue FCF
CHEMBL3184128
Benzenemethanaminium,N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, inner salt, disodiumsalt
Acid Blue 9;FD&C Blue No. 1;E133
Fenazo Blue XI
Japan Blue 1
Merantine Blue EG
Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, inner salt, disodium salt
Cosmetic Blue Lake
disodium;2-[[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]-[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]methyl]benzenesulfonate
Sodium 2-((4-(ethyl(3-sulfonatobenzyl)amino)phenyl)(4-(ethyl(3-sulfonatobenzyl)iminio)cyclohexa-2,5-dien-1-ylidene)methyl)benzenesulfonate
Japan Blue No. 1
Intracid Pure Blue L
Erioglaucin A
Food Blue Dye No. 1
Modr Kysela 9 [Czech]
Aizen Food Blue No. 2
Brilliant Blue FCF (Technical Grade)
Modr Kysela 9
Blue FCF
Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, inner salt, disodium salt
disodium 2-{(Z)-(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)[(4Z)-4-{ethyl[(3-sulfonatophenyl)methyl]iminio}cyclohexa-2,5-dien-1-ylidene]methyl}benzenesulfonate
Modr Brilantni FCF [Czech]
Modr Brilantni FCF
Modr Potravinarska 2 [Czech]
Modr Potravinarska 2
Usacert FD and C Blue No. 1
UNII-H3R47K3TBD
UNII-PPQ093M8HR
Erioglaucine sodium salt
Blue 1206;Blue FCF
SCHEMBL124486
Erioglaucine (C.I. 42090)
MSK2422
SGHZXLIDFTYFHQ-UHFFFAOYSA-L
Tox21_300516
BDBM50574568
AKOS037643360
FB19007
NCGC00254363-01
AS-15303
DA-71735
N-Ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfobenzenemethanaminium Inner Salt Sodium Salt
CAS-3844-45-9
B0790
F0147
C19352
D88693
Q420093
N-Ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfobenzeneme- thanaminium hydroxide, inner salt, disodium salt