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Disperse Orange 3

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Identification
Molecular formula
C16H18N4
CAS number
730-40-5
IUPAC name
4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline
State
State
At room temperature, Disperse Orange 3 is typically found in a solid state as a crystalline powder. It is used primarily in powder form for dye applications.
Melting point (Celsius)
135.50
Melting point (Kelvin)
408.65
Boiling point (Celsius)
333.20
Boiling point (Kelvin)
606.35
General information
Molecular weight
253.34g/mol
Molar mass
253.3330g/mol
Density
1.1575g/cm3
Appearence

Disperse Orange 3 is an orange solid. It is used primarily as a dye in various applications, lending its distinct orange color to textiles and other materials.

Comment on solubility

Solubility of 4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline

The solubility of 4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline is an intriguing topic, as this compound displays variable solubility characteristics that can significantly affect its applications. Understanding its solubility is crucial for various chemical processes and formulations.

Key points regarding the solubility of this compound include:

  • Solvent Dependency: The solubility of 4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline is largely dependent on the nature of the solvent used. It generally exhibits greater solubility in non-polar organic solvents due to its aromatic and hydrophobic nature.
  • Temperature Influence: As with many organic compounds, solubility may increase with temperature. Elevated temperatures can enhance molecular movement, allowing the compound to dissolve more readily in suitable solvents.
  • Concentration Effects: At higher concentrations, this compound may precipitate out of solution, which can complicate its use in industrial applications. Careful control of concentration is thus necessary.

It is worth noting that “like dissolves like,” meaning the compounding's solubility will be higher in environments similar to its structure (i.e., non-polar solutes dissolving in non-polar solvents). This principle helps predict that in polar solvents, the solubility will be lower.

In conclusion, 4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline displays a nuanced solubility profile that is heavily influenced by factors such as solvent type, temperature, and concentration. Understanding these aspects is essential for effectively utilizing this compound in chemical processes.

Interesting facts

Interesting Facts about 4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline

4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline, often referred to in research and industry as a member of the *azo dye* family, is notable for a variety of reasons:

  • Azo Dyes Significance: Azo compounds, characterized by the presence of the R-N=N-R structure, are widely used due to their vibrant colors and extensive applications in textiles, food, and cosmetics.
  • Color Characteristics: This compound can impart rich hues, making it a popular choice in dye formulations where color intensity is crucial.
  • Synthesis: The synthesis of azo compounds typically involves diazotization reactions followed by coupling. This synthesis strategy is a fundamental technique in organic chemistry labs, emphasizing students' understanding of electrophilic aromatic substitution.
  • Environmental Impact: While azo dyes are prevalent, some can degrade into carcinogenic amines under certain conditions, raising awareness about *environmental and health concerns* related to their use.
  • Analytical Chemistry: The detection and quantification of azo dyes like this one often utilize methods such as High-Performance Liquid Chromatography (HPLC), a vital skill for chemistry students.

As a compound, 4-(3,4-dimethylphenyl)azo-N,N-dimethyl-aniline exemplifies the intersection of chemistry, industry, and environmental science. Its study not only fosters a deeper understanding of organic reactions and properties but also highlights the importance of responsible usage in commercial applications.

In the words of one leading chemist, “Understanding the chemistry of dyes enables us to innovate responsibly, balancing aesthetic appeal with ecological consideration.”

Synonyms
3',4'-DIMETHYL-4-(DIMETHYLAMINO)AZOBENZENE
667-734-7
3025-73-8
N,N-Dimethyl-p-(3,4-xylylazo)aniline
BRN 0654143
3',4'-Dimethyl-4-dimethylaminoazobenzene
ANILINE, N,N-DIMETHYL-p-(3,4-XYLYLAZO)-
Aniline, N,N-dimethyl-p-(3',4'-dimethylphenylazo)-
NoName_4334
DTXSID30903631
DTXSID801038765
AKOS024338382
Benzenamine, 4-[2-(3,4-dimethylphenyl)diazenyl]-N,N-dimethyl-