Skip to main content

Mordant Orange 1

ADVERTISEMENT
Identification
Molecular formula
C18H14N4O3S
CAS number
842-07-9
IUPAC name
3-(4-anilinophenyl)azobenzenesulfonic acid
State
State

At room temperature, Mordant Orange 1 is in a solid state, specifically as a powder.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.15
Boiling point (Celsius)
332.00
Boiling point (Kelvin)
605.15
General information
Molecular weight
426.49g/mol
Molar mass
426.4800g/mol
Density
1.5300g/cm3
Appearence

Mordant Orange 1 appears as an orange powder. It is a synthetic dye that is used in the textile industry for dyeing fabrics. The powder is finely divided, allowing for effective dissolution in solutions for dyeing purposes.

Comment on solubility

Solubility of 3-(4-anilinophenyl)azobenzenesulfonic Acid

3-(4-anilinophenyl)azobenzenesulfonic acid is an intriguing compound primarily known for its unique structural features, which directly influence its solubility properties. When examining the solubility of this substance, several key factors come into play:

  • Solvent Dependence: The solubility of this compound varies significantly with different solvents. It is expected to dissolve well in polar solvents due to the presence of the sulfonic acid group, which enhances its hydrophilicity.
  • pH Influence: The solubility can also be affected by the pH of the solution. At lower pH levels, the sulfonic acid group remains protonated, potentially affecting soluble behavior.
  • Temperature Effects: Temperature changes can impact solubility; generally, increased temperature may enhance solubility for many organic compounds.
  • Structural Interactions: The presence of aniline moieties may provide intermolecular interactions, such as hydrogen bonding, which may impact how this compound interacts with solvents.

In conclusion, while it might seem challenging to predict the exact solubility behavior of 3-(4-anilinophenyl)azobenzenesulfonic acid without specific experimental data, one can confidently say that it will exhibit greater solubility in polar environments due to its ionic character. Understanding these solubility dynamics is critical for applications in fields such as dye chemistry, where the behavior of similar compounds often dictates their utility.

Interesting facts

Interesting Facts About 3-(4-anilinophenyl)azobenzenesulfonic Acid

3-(4-anilinophenyl)azobenzenesulfonic acid is a fascinating compound notable for its vibrant color and versatility in various applications. This compound belongs to the azo dye family, characterized by the presence of an azo group (−N=N−), which is responsible for the compound's distinctive coloring.

Key Characteristics

  • Applications in Dyes: One of the most remarkable uses of 3-(4-anilinophenyl)azobenzenesulfonic acid is in dyeing textiles and materials. It can impart bright and long-lasting colors, making it a popular choice in the fabric industry.
  • Indicator in Analytical Chemistry: This compound also serves as a pH indicator, helping in various analytical procedures. Its ability to change color in different pH environments makes it valuable for titrations and other chemical analyses.
  • Research Utility: In scientific research, 3-(4-anilinophenyl)azobenzenesulfonic acid is utilized as a model compound to study the behavior of azo dyes in different conditions, including photostability and interaction with other chemicals.

The compound has been noted for its stability under certain conditions but can degrade under UV light exposure, making it a point of interest in the study of environmental chemistry and sustainability. As one famous chemist once said, "The study of colors in chemistry is not merely aesthetic; it is a doorway into understanding molecular interactions."
This statement captures the essence of compounds like 3-(4-anilinophenyl)azobenzenesulfonic acid, as they not only add color to our world but also play pivotal roles in scientific exploration.

Overall, the properties and applications of 3-(4-anilinophenyl)azobenzenesulfonic acid make it a remarkable compound that exemplifies the intersection of art and science in chemistry.

Synonyms
3-[(4-anilinophenyl)azo]benzenesulphonic acid
Benzenesulfonic acid, 3-((4-(phenylamino)phenyl)azo)-
3-((4-Anilinophenyl)azo)benzenesulphonic acid
Benzenesulfonic acid, 3-[[4-(phenylamino)phenyl]azo]-
Benzenesulfonic acid, 3-[2-[4-(phenylamino)phenyl]diazenyl]-
Benzenesulfonic acid, 3-(2-(4-(phenylamino)phenyl)diazenyl)-
223-658-2
4005-68-9
4-(Phenylamino)-3'-sulfoazobenzene
3-[(4-anilinophenyl)diazenyl]benzenesulfonic acid
3-[(4-anilinophenyl)diazenyl]benzene-1-sulfonic acid
Methanylgelb
starbld0000858
Metanil yellow free acid
SCHEMBL109593
DTXSID2063260
SCHEMBL15313407
CHEBI:87240
HLISYGBBLOOIQF-UHFFFAOYSA-N
4-(Phenylamino)-3a(2)-sulfoazobenzene
NS00083538
Q27159461
(E)-3-((4-(Phenylamino)phenyl)diazenyl)benzenesulfonic acid
1071754-02-3