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Sunset Yellow FCF

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Identification
Molecular formula
C16H10N2O7S2
CAS number
2783-94-0
IUPAC name
4-[4-[2,5-dimethoxy-4-(2-sulfooxyethylsulfonyl)phenyl]azo-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonic acid
State
State

At room temperature, sunset yellow FCF is a solid. It is commonly found in a powdered form, which dissolves in water to create an orange solution.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
452.38g/mol
Molar mass
452.3700g/mol
Density
0.6295g/cm3
Appearence

Sunset Yellow FCF appears as an orange-red powder. It is a synthetic food dye and is used in a variety of products such as beverages, desserts, snacks, and sauces, providing an orange or yellow color.

Comment on solubility

Solubility of 4-[4-[2,5-dimethoxy-4-(2-sulfooxyethylsulfonyl)phenyl]azo-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonic acid

This complex compound, known for its intricate structure, exhibits unique solubility properties that are vital for its applications. When evaluated in various solvents, several key observations arise:

  • Water Solubility: The presence of sulfonic acid groups in its structure suggests a high affinity for water, leading to significant solubility in aqueous environments.
  • Organic Solvents: The solubility in non-polar organic solvents may be limited due to its polar functional groups, which tend to favor interactions with polar solvents.
  • pH Influence: The solubility of this compound can be greatly affected by the pH of the solution, as acidic or basic conditions may lead to ionization and, consequently, enhanced solubility.
  • Temperature Sensitivity: As with many chemical compounds, temperature plays a critical role; increasing temperature often leads to increased solubility.

In conclusion, the solubility of 4-[4-[2,5-dimethoxy-4-(2-sulfooxyethylsulfonyl)phenyl]azo-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonic acid is highly dependent on its surrounding environmental factors, making it crucial to consider these variables for effective utilization in chemical processes and applications.

Interesting facts

Interesting Facts about 4-[4-[2,5-Dimethoxy-4-(2-sulfooxyethylsulfonyl)phenyl]azo-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonic Acid

This compound is a fascinating example of an organic molecule that embodies the complexity and versatility of chemical structures. It features a sulfonic acid group, which enhances its solubility in aqueous environments, making it useful in various applications. Here are some intriguing points about this compound:

  • Azo Dye Features: The compound contains an azo group (–N=N–), often found in dyes, which gives it unique coloring properties. Azo compounds are well-known for their vibrant hues and are widely used in textiles and inks.
  • Biological Relevance: The presence of sulfonic acid groups indicates potential bioactivity. Compounds with such functional groups can interact with biological systems, leading to various pharmacological effects.
  • Structural Complexity: With multiple functional groups and a complex structure, this compound serves as a good subject for studying molecular interactions and reactivity patterns in organic chemistry.
  • Application in Analytical Chemistry: The chemical structure may allow this compound to be employed as a reagent in analytical chemistry, particularly in detecting metal ions or other organic substances.
  • Environmental Considerations: The synthetic process of creating such complex compounds may have environmental implications. Understanding these aspects is crucial for developing greener synthesis routes in the future.

As with many compounds in organic chemistry, the intricate balance of structure and function in 4-[4-[2,5-dimethoxy-4-(2-sulfooxyethylsulfonyl)phenyl]azo-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonic acid presents exciting opportunities for further research. As noted by chemists, "the beauty of chemistry lies in its ability to create complexity from simplicity," highlighting the compound's potential in both academic and practical applications.

Synonyms
DTXSID30866914
Benzenesulfonic acid, 4-(4-((2,5-dimethoxy-4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)azo)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-
Benzenesulfonic acid, 4-[4-[[2,5-dimethoxy-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-
4-(4-((2,5-Dimethoxy-4-((2-(sulphooxy)ethyl)sulphonyl)phenyl)azo)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonic acid
4-[4-[[2,5-dimethoxy-4-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid
Benzenesulfonic acid, 4-(4-(2-(2,5-dimethoxy-4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)diazenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-
Benzenesulfonic acid, 4-[4-[2-[2,5-dimethoxy-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-
DTXCID70815143
246-813-6
RefChem:513517
25311-20-0
EINECS 246-813-6
DXCCMFSEQJYYIA-UHFFFAOYSA-N
4-[4-[2,5-Dimethoxy-4-(2-sulfooxyethylsulfonyl)phenyl]diazenyl-3-methyl-5-oxo-4H-pyrazol-1-yl]benzenesulfonic acid
NS00049615