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Sunset Yellow FCF

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Identification
Molecular formula
C16H10Cl2N4Na2O7S2
CAS number
2783-94-0
IUPAC name
disodium;2,5-dichloro-4-[3-methyl-5-oxo-4-(4-sulfonatophenyl)azo-4H-pyrazol-1-yl]benzenesulfonate
State
State

This compound is typically a solid at room temperature, manifesting as a bright orange-red powder.

Melting point (Celsius)
192.00
Melting point (Kelvin)
465.15
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
452.35g/mol
Molar mass
452.3500g/mol
Density
2.0320g/cm3
Appearence

The compound typically appears as an orange-red crystalline powder. It can be used as a dye in various applications, imparting a vibrant yellow-orange color to products. The bright coloration is stable under various conditions, making it a popular choice for food and cosmetic coloring.

Comment on solubility

Solubility of Disodium 2,5-Dichloro-4-[3-Methyl-5-Oxo-4-(4-Sulfonatophenyl)Azo-4H-Pyrazol-1-Yl]Benzenesulfonate

Disodium 2,5-dichloro-4-[3-methyl-5-oxo-4-(4-sulfonatophenyl)azo-4H-pyrazol-1-yl]benzenesulfonate is a fascinating compound with notable solubility characteristics. The presence of sulfonate groups (-SO3H) greatly influences its behavior in different solvents.

Key Points on Solubility:

  • Aqueous Solubility: This compound exhibits high solubility in water due to the ionic nature of its disodium salt form, which helps in dissociating in aqueous media.
  • Solvent Compatibility: It demonstrates better solubility in polar solvents compared to non-polar ones, thanks to its polar functional groups.
  • Concentration Effects: As with many sulfonated compounds, increasing the temperature can enhance solubility, making it easier to utilize in various applications.
  • pH Dependence: The solubility can vary with changes in pH, making it crucial to optimize conditions for intended use.

In summary, the solubility of disodium 2,5-dichloro-4-[3-methyl-5-oxo-4-(4-sulfonatophenyl)azo-4H-pyrazol-1-yl]benzenesulfonate showcases its effectiveness in aqueous environments and compatibility with various applications in industrial and research settings. Thus, understanding its solubility behavior is paramount for effective use.

Interesting facts

Interesting Facts about Disodium 2,5-Dichloro-4-[3-Methyl-5-Oxo-4-(4-Sulfonatophenyl)Azo-4H-Pyrazol-1-Yl]Benzenesulfonate

Disodium 2,5-dichloro-4-[3-methyl-5-oxo-4-(4-sulfonatophenyl)azo-4H-pyrazol-1-yl]benzenesulfonate is a fascinating chemical compound that belongs to the class of azo dyes, which are renowned for their vivid colors and extensive applications in various industries. Here are some highlights:

  • Role in Dyes: This compound is primarily utilized as a dye in textiles, thanks to its brilliant color and stability. Azo dyes are known for their vibrant hues, making them ideal for coloring fabrics.
  • Applications Beyond Textiles: Beyond its use in textiles, it is also utilized in the food industry, although regulatory frameworks often govern its use to ensure safety.
  • Environmental Considerations: As a member of the azo dye family, the environmental impact of this compound has been a subject of study. Certain azo dyes can be hazardous, prompting ongoing research into safer alternatives and wastewater treatment technologies.
  • Chemical Structure: The structure of this compound features multiple functional groups, including sulfonate groups that enhance solubility in water, making it particularly effective in various applications.
  • Research Potential: Scientists are exploring its roles in biomedical applications, especially in the development of sensitive assays and imaging agents due to its azo and sulfonate functionalities.

As an azo dye, its synthesis and applications prompt numerous questions regarding its mechanism of action and interactions with other chemical species. The complexity and versatility of disodium 2,5-dichloro-4-[3-methyl-5-oxo-4-(4-sulfonatophenyl)azo-4H-pyrazol-1-yl]benzenesulfonate underscore the rich field of study surrounding dyes and pigments, where color not only plays a role in aesthetics but also in functionality and technology.

In summary, this compound exemplifies how chemistry intersects with various industries, enriching our understanding and application of dyes in the real world. As we explore its properties and implications, we get closer to harnessing the power of color in innovative ways.

Synonyms
Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-4-((4-sulfophenyl)azo)-1H-pyrazol-1-yl)-, disodium salt
Benzenesulfonic acid, 2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-[(4-sulfophenyl)azo]-1H-pyrazol-1-yl]-, disodium salt
Benzenesulfonic acid, 2,5-dichloro-4-4,5-dihydro-3-methyl-5-oxo-4-(4-sulfophenyl)azo-1H-pyrazol-1-yl-, disodium salt
Acid yellow 17
6359-98-4
Xylene Fast Yellow 2G
C.I. Acid Yellow 17, disodium salt
ACIDYELLOW17
Yellow 2G
Light Fast Yellow 2G
Erio Flavine SX
Fenalan Yellow G
Erio Flavine 3G
Kayacyl Yellow GG
Lissamine Fast Yellow
Acid Leather Yellow 2GL
New Lemon EMBL
Hexacol Yellow 2G
Xylene Yellow 3GS
Benzenesulfonic acid,2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-[(4-sulfophenyl)azo]-1H-pyrazol-1-yl]-, disodium salt
Pyrazolone Yellow 2J
Acid Light Yellow 2G
Erio Fast Flavine 3G
Fast Light Yellow 2G
1437 Yellow
Cetil Light Yellow 2G
Fast Light Yellow 5GL
Fast Light Yellow 6GL
Fast Light Yellow G2X
Java Light Yellow 2GN
Kiton Fast Yellow 2GL
Amacid Light Yellow 2G
Xylene Light Yellow 2G
Xylene Light Yellow 3G
Bucacid Light Yellow 2G
Calcocid Fast Yellow 2G
Hidacid Light Yellow 2G
Acidine Fast Yellow 2GD
Apocid Light Yellow 2GX
DTXSID6041719
Pontacyl Light Yellow GX
Xylene Light Yellow N2G
Lissamine Fast Yellow 2G
Lighthouse Fast Yellow 2G
Neran Brilliant Yellow 2G
Mitsui Acid Fast Yellow G
Vondacid Light Yellow 2GL
Amacid Fast Light Yellow G
Nylomine Acid Yellow P-4G
Kayaku Acid Fast Yellow GG
Mitsui Acid Fast Yellow GR
Fast Light Yellow GGXN-CF
Naphthazine Light Yellow 2G
KCA Fast Light Yellow 5GL
Nankai Fast Light Yellow 2G
Unitertracid Light Yellow 2G
Belacid Fast Light Yellow 2G
disodium;2,5-dichloro-4-[3-methyl-5-oxo-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazol-1-yl]benzenesulfonate
Fast Light Yellow Silk Special
C.I. 18965
Metamine Fast Light Yellow 2GX
Yellow 2G (VAN)
UNII-Y428W9WW4D
EINECS 228-819-0
NSC 324981
SCHEMBL226987
CHEMBL3185287
DTXCID301079136
HY-D0411
Tox21_302264
AKOS015902850
AKOS037643324
NCGC00255666-01
AS-13945
C.I.Acid Yellow 17 (C.I.18965)
CAS-6359-98-4
CS-0010462
NS00013488
C.I. Acid Yellow 17, disodium salt (VAN)
D92793
A918057
Q424528
Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-4-((sulfophenyl)azo)-1- H-pyrazol-1-yl)-, disodium salt
Disodium 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-4-((4-sulfophenyl)azo)- -1H-pyrazol-1-yl)benzenesulfonate