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Acid Red 14

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Identification
Molecular formula
C18H14N4O3S
CAS number
3567-66-6
IUPAC name
4-(2,4-diaminophenyl)azobenzenesulfonic acid
State
State
At room temperature, Acid Red 14 is typically found in a solid state. It is a powder that dissolves in water to produce a red solution.
Melting point (Celsius)
300.00
Melting point (Kelvin)
573.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
273.15
General information
Molecular weight
340.37g/mol
Molar mass
340.3650g/mol
Density
1.4400g/cm3
Appearence

Acid Red 14 appears as a dark red powder. It is commonly used as a dye and is known for its vivid red colaration when dissolved in water.

Comment on solubility

Solubility of 4-(2,4-diaminophenyl)azobenzenesulfonic acid

4-(2,4-diaminophenyl)azobenzenesulfonic acid, with the chemical formula C18H14N4O3S, exhibits noteworthy solubility properties that are essential for its applications. The presence of a sulfonic acid group significantly influences its solubility in various solvents.

Factors Influencing Solubility

  • Polarity: This compound is polar due to the sulfonic acid group, which enhances its solubility in polar solvents like water.
  • Hydrogen Bonding: The ability to form hydrogen bonds also contributes to its compatibility with aqueous solutions.
  • pH Sensitivity: The solubility may change with pH; the deprotonation of the sulfonic acid can increase solubility in basic conditions.

Application in Solutions

Due to its solubility characteristics, this compound is often utilized in various chemical reactions, particularly in the synthesis of dye compounds and in analytical chemistry. As noted, “Compounds with sulfonic acid groups tend to have higher solubility in water” which underlines its significant role in industries requiring efficient solute behavior.

In summary, the solubility of 4-(2,4-diaminophenyl)azobenzenesulfonic acid is a critical property that enhances its utility in chemical processes, particularly in aqueous environments.

Interesting facts

Interesting Facts about 4-(2,4-Diaminophenyl)azobenzenesulfonic Acid

4-(2,4-Diaminophenyl)azobenzenesulfonic acid is a fascinating compound with various applications in both scientific research and industry. Here are some compelling aspects of this compound:

  • Versatile Dyes: This compound is part of the azo family, known for their vibrant colors, which makes them ideal for use in dyeing textiles and as indicators in various chemical analyses.
  • Biological Activity: Research has indicated that azobenzenes can exhibit biological activity, thus opening avenues for their use in pharmaceuticals and bioengineering.
  • pH Indicator: Due to its unique structure, this compound can function as a pH indicator, changing color in response to acidity or alkalinity, which can be incredibly useful in titration experiments.
  • Sulfonic Acid Group: The presence of the sulfonic acid group enhances water solubility, making the compound more accessible in aqueous environments, which is beneficial for various experimental applications.
  • Potential for Research: Scientists have been exploring azobenzene derivatives for application in photophysics and nanotechnology, showcasing their potential in advanced materials science.

This compound illustrates the intersection of organic chemistry and practical application, embodying not just aesthetic qualities but also significant functionalities. Indeed, the quest to understand and manipulate such compounds could lead to innovative breakthroughs in multiple scientific fields.

Synonyms
4-Sulfochrysoidine
1,3-Diamino-4-(p-sulfophenylazo)benzene
17895-41-9
UNII-471R290O8A
p-(2,4-Diaminophenylazo)benzenesulfonic acid
471R290O8A
Benzenesulfonic acid, 4-((2,4-diaminophenyl)azo)-
Benzenesulfonic acid, p-((2,4-diaminophenyl)azo)-
Benzenesulfonic acid, 4-(2-(2,4-diaminophenyl)diazenyl)-
DTXSID20274781
Q27258981