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Eosin Y

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Identification
Molecular formula
C20H6Br2Na2O9
CAS number
17372-87-1
IUPAC name
disodium;2-(4,5-dibromo-2,7-dinitro-3-oxido-6-oxo-xanthen-9-yl)benzoate
State
State

Eosin Y is a solid at room temperature, generally supplied as a powder.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.00
Boiling point (Celsius)
900.00
Boiling point (Kelvin)
1 173.00
General information
Molecular weight
691.88g/mol
Molar mass
691.8780g/mol
Density
0.7105g/cm3
Appearence

Eosin Y is typically found as a reddish or deep red powder. It produces a vivid red or orange solution when dissolved in water.

Comment on solubility

Solubility of Disodium 2-(4,5-Dibromo-2,7-Dinitro-3-Oxido-6-Oxo-Xanthen-9-Yl)Benzoate

Disodium 2-(4,5-Dibromo-2,7-Dinitro-3-Oxido-6-Oxo-Xanthen-9-Yl)Benzoate is an interesting compound with notable attributes regarding its solubility. Here are some key points to consider:

  • Highly Soluble in Water: Due to the presence of two sodium ions, this compound exhibits a considerable degree of water solubility.
  • Polar Nature: The ionic characteristics conferred by the disodium moiety and the presence of various nitro groups enhance its solubility in aqueous environments.
  • Solubility in Organic Solvents: While it is primarily soluble in water, its solubility in organic solvents may vary, making it less soluble in non-polar solvents.
  • Temperature Effects: As with many ionic compounds, increasing the temperature may improve solubility in water.

In conclusion, the solubility profile of this compound is largely affected by its ionic nature and the specific functional groups present. It's always essential to consider these factors when determining the behavior of such compounds in various chemical environments.

Interesting facts

Interesting Facts about Disodium 2-(4,5-dibromo-2,7-dinitro-3-oxido-6-oxo-xanthen-9-yl)benzoate

Disodium 2-(4,5-dibromo-2,7-dinitro-3-oxido-6-oxo-xanthen-9-yl)benzoate is a fascinating compound that belongs to the family of organic dyes, often employed in various industries. Here are some intriguing aspects of this compound:

  • Structural Complexity: This compound is characterized by a complex molecular structure, featuring multiple functional groups. Its composition includes both bromine and nitro substituents, making it highly reactive and of interest in synthetic organic chemistry.
  • Applications: Due to its vibrant color and excellent lightfastness, this compound is often used in dyeing processes, particularly for textiles, plastics, and inks. It serves as an indicator and has applications in biological research.
  • Toxicity Considerations: With the presence of bromine and nitro groups, safety precautions should be followed while handling this compound, as these elements can pose health risks. Always refer to Material Safety Data Sheets (MSDS) for guidance.
  • Dye Chemistry: The xanthene nucleus in its structure is responsible for its optical properties, yielding bright colors. Compounds like this are part of extensive research into new dyeing techniques and applications.
  • Research Significance: This compound is not only intriguing for its aesthetic properties but also for its role in research and development in fields such as organic photonic devices and organic semiconductor materials.

This unique compound showcases the interplay between chemistry and practical applications, illustrating how complex molecules can lead to innovative solutions across various industries. Understanding and studying such compounds can pave the way for advancements in material science and chemical engineering.

Synonyms
Eosin bluish
MFCD00005041
Eosin B (C.I. 45400)
Sodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
Eosin Scarlet
Eosin B, high purity biological stain
AcidRed91
2-(4,5-dibromo-6-hydroxy-2,7-dinitro-3-oxoxanthen-9-yl)benzoic acid, sodium sa lt, sodium salt
Eosin B sodium salt
CHEMBL63384
SCHEMBL574805
SCHEMBL29397327
DTXSID80889350
GYYTYUGGVBYJHE-UHFFFAOYSA-L
SBB058247
AKOS015903023
AKOS024319603
E0204
ST50411637
D90460
Synonyms4',5'-Dibromo-2',7'-dinitrofluorescein disodium salt
disodium;2-(4,5-dibromo-2,7-dinitro-3-oxido-6-oxo-xanthen-9-yl)benzoate
Eosin B, certified by the Biological Stain Commission, Dye content 90 %
Eosin B, for microscopy (Fl., Hist.), adsorption and fluorescent indicator