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Erythrosine

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Identification
Molecular formula
C20H6Cl4I4O5
CAS number
568-63-8
IUPAC name
2,3,4,5-tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxo-xanthen-9-yl)benzoic acid
State
State

At room temperature, Erythrosine is in a solid state where it generally forms red-brown crystals or powder.

Melting point (Celsius)
142.00
Melting point (Kelvin)
415.15
Boiling point (Celsius)
654.00
Boiling point (Kelvin)
927.00
General information
Molecular weight
879.86g/mol
Molar mass
879.8640g/mol
Density
3.3138g/cm3
Appearence

Erythrosine is a bright red, synthetic dye. In its solid form, it appears as a reddish-brown powder.

Comment on solubility

Solubility of 2,3,4,5-tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxo-xanthen-9-yl)benzoic acid

The solubility of 2,3,4,5-tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxo-xanthen-9-yl)benzoic acid (C20H6Cl4I4O5) is influenced by several factors due to its complex molecular structure.

Factors Affecting Solubility

  • Polar vs. Nonpolar Characteristics: This compound contains multiple halogen (Cl and I) and hydroxyl (–OH) groups, which may impart some polar characteristics. However, the presence of benzene and xanthene moieties can contribute to its hydrophobic nature.
  • Hydrogen Bonding: The hydroxyl groups may facilitate hydrogen bonding with solvents, enhancing solubility in polar solvents like water and alcohols.
  • Intermolecular Forces: Van der Waals forces and dipole-dipole interactions should also be considered, particularly when predicting solubility in organic solvents.

As a general rule, like dissolves like, meaning that this compound is more likely to be soluble in organic solvents rather than in water, owing to its substantial nonpolar character from the aromatic and halogenated components. However, especially polar solvents could dissolve it to some extent due to the presence of polar functional groups.

Overall, the solubility of this compound is expected to be limited in aqueous solutions but may vary based on the solvent type used; hence, empirical testing is recommended to determine exact solubility characteristics.

Interesting facts

Interesting Facts about 2,3,4,5-Tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxo-xanthen-9-yl)benzoic Acid

This compound, with its complex name and intricate structure, belongs to a fascinating class of organic compounds known as xanthene derivatives. Its unique properties and potential applications make it a subject of interest in various fields of chemistry.

Key Characteristics

  • Complex Structure: The compound showcases an interesting arrangement of chlorine and iodine atoms, which significantly influence its chemical reactivity and stability.
  • Diverse Applications: Many xanthene derivatives are known to be used as dyes and pigments, specifically due to their vibrant colors and high stability under light exposure.
  • Photophysical Properties: The presence of halogen atoms in this compound can enhance its light-absorbing capabilities, making it useful in photonic applications and in the development of sensors.

Research indicates that compounds like this can also act as effective photodynamic therapy agents in medicine, targeting cancer cells with minimal side effects. As one scientist noted, “The intricacy of their structure often correlates with their potential as therapeutic agents.”

Research Significance

Ongoing studies on compounds like 2,3,4,5-tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxo-xanthen-9-yl)benzoic acid are exploring:

  • Pigmentation in organic solar cells
  • Applications in biological imaging techniques
  • Role in environmental chemistry as a component in pollutant breakdown processes

The exploration of such compounds offers exciting opportunities for advancement in science and technology, particularly in enhancing the efficacy of materials used in various applications.

Synonyms
rose-bengal
rose bengal free acid
CHEBI:87202
2,3,4,5-tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxo-xanthen-9-yl)benzoic acid
152-74-9
11121-48-5
2,3,4,5-Tetrachloro-6-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-9-yl)benzoic acid
NSC10463
NSC45732
NSC-10463
NSC270091
C.I. 45440
Bengalrosa
Ak-Rose Liq 1%
Tetraiodotetrachlorofluorescein
GTPL2393
SCHEMBL1464825
CHEMBL1208422
DTXSID20859517
BDBM50541116
NSC819979
DB11182
NSC-819979
2,3,4,5-tetrachloro-6-(3-hydroxy-2,4,5,7-tetraiodo-6-oxoxanthen-9-yl)benzoic acid
C.I.45440
EN300-30839364
SR-01000939637
SR-01000939637-2
BRD-K33623053-304-01-7
BRD-K33623053-304-02-5
Q27088610
2',4',5',7'-tetrabromo-2,3,4,5-tetraiodofluorescein
3,4,5,6-Tetrachloro-2',4',5',7'-tetraiodofluorescein, 8CI
4,5,6,7-Tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 9CI
4,5,6,7-Tetrachloro-3'-6'-dihydroxy-2',4',5',7'-tetraiosospiro[isobenzofuran-1(3H),9'-[9H]xanthen[-3-one