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Sunset Yellow FCF

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Identification
Molecular formula
C16H10N2Na2O7S2
CAS number
2783-94-0
IUPAC name
disodium;4-hydroxy-3-(2-methoxy-5-methyl-phenyl)azo-naphthalene-2,6-disulfonate
State
State

Sunset Yellow FCF is typically a solid at room temperature, available in powder form.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
452.38g/mol
Molar mass
452.3750g/mol
Density
1.5800g/cm3
Appearence

Sunset Yellow FCF appears as an orange-yellow powder, commonly used as a food colorant. It imparts a vibrant yellow-orange hue in solutions and blends, enhancing the visual appeal of consumables.

Comment on solubility

Solubility of Disodium 4-Hydroxy-3-(2-Methoxy-5-Methyl-Phenyl)Azo-Naphthalene-2,6-Disulfonate

Disodium 4-Hydroxy-3-(2-Methoxy-5-Methyl-Phenyl)Azo-Naphthalene-2,6-Disulfonate, commonly referred to as a dye compound, exhibits intriguing solubility characteristics due to its complex structural features. Here are some key points regarding its solubility:

  • Polar Nature: The presence of sulfonate groups enhances the polarity of the compound, making it highly soluble in water.
  • Aqueous Solutions: When introduced into aqueous solutions, the compound readily dissociates, leading to effective dispersion and solubilization.
  • Solvent Polarity: It tends to dissolve better in polar solvents, such as water, while showing limited solubility in non-polar solvents.
  • Concentration Effects: Higher concentrations may result in saturation, potentially affecting the hue of the dye in solution due to aggregation phenomena.

In summary, the solubility characteristics of this compound are favorably influenced by its structural components, enhancing its utility in applications where aqueous solubility is paramount, such as in dyeing processes and various industrial uses. The compound's ability to dissolve effectively in polar environments makes it a versatile agent in various applications.

Interesting facts

Interesting Facts About Disodium 4-Hydroxy-3-(2-Methoxy-5-Methyl-Phenyl)Azo-Naphthalene-2,6-Disulfonate

Disodium 4-hydroxy-3-(2-methoxy-5-methyl-phenyl)azo-naphthalene-2,6-disulfonate, often referred to as a versatile azo dye, has several intriguing aspects worth noting. This compound, synthesized primarily for its coloring properties, is notable in various applications, especially in textile and food industries. Here are some key highlights:

  • Dye Efficiency: Azo compounds, known for their vibrant colors, are widely employed in dye formulations due to their ability to create persistent and vivid shades.
  • Environmental Considerations: While azo dyes are popular, their disposal requires careful consideration. Some can release harmful amines upon degradation, urging more sustainable practices in their use.
  • Analytical Importance: The compound's unique structure makes it a subject of study in various chemical analyses, including spectroscopic evaluations and separation processes in analytical chemistry.
  • Applications Beyond Dyes: Beyond textiles, this compound plays a role in the plastic and ink industries, showcasing its versatility in art and manufacturing.
  • Health and Safety: By monitoring the chemical's exposure levels, researchers can better understand the potential health impacts associated with azo dyes and work to mitigate any risks.

In summary, the fascinating world of disodium 4-hydroxy-3-(2-methoxy-5-methyl-phenyl)azo-naphthalene-2,6-disulfonate not only reflects the compound's importance in industry but also highlights the need for ongoing research in safety and environmental impact. As scientists delve into its properties and uses, the balance between innovation and sustainability will be key.

Synonyms
2,6-Naphthalenedisulfonic acid, 4-hydroxy-3-((2-methoxy-5-methylphenyl)azo)-, disodium salt
5864-85-7
C.I. Acid Red 22 disodium salt
DTXSID601023156