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Disperse Orange 3

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Identification
Molecular formula
C15H15ClN4
CAS number
730-40-5
IUPAC name
4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline
State
State

Disperse Orange 3 is a solid at room temperature. It is typically used in powdered form for dyeing applications.

Melting point (Celsius)
163.00
Melting point (Kelvin)
436.15
Boiling point (Celsius)
438.65
Boiling point (Kelvin)
711.80
General information
Molecular weight
277.76g/mol
Molar mass
277.7640g/mol
Density
1.2100g/cm3
Appearence

Disperse Orange 3 appears as an orange powder. It is commonly used as a dye due to its vibrant color. The compound is crystalline and finely particulate in form.

Comment on solubility

Solubility of 4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline

4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline is a compound that exhibits notable characteristics in terms of its solubility. Understanding its solubility profile can provide insights into its behavior in different environments and its potential applications. Here are some key points to consider:

  • Solvent Interaction: The solubility of this azo compound is largely dependent on the solvent used. It tends to dissolve well in:
    • Polar organic solvents, such as methanol and ethanol
    • Aromatic solvents, like toluene and xylene
  • Water Solubility: Generally, this compound shows limited solubility in water. This is primarily due to its hydrophobic aromatic structure, making it less able to interact favorably with water molecules.
  • Importance of pH: The solubility can be affected by the pH of the solution. Under acidic conditions, it may ionize, potentially increasing its solubility in water.
  • Applications: Due to its solubility properties, this compound may be beneficial in applications such as:
    • Dyes and pigments in the textile industry
    • Analytical chemistry for colorimetric assays

In summary, while 4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline exhibits significant solubility in certain solvents, its limited water solubility emphasizes the importance of solvent selection in its practical use. Understanding these solubility dynamics can enhance formulations and applications across various fields.

Interesting facts

Interesting Facts about 4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline

4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline is a fascinating compound belonging to the azo dye family, known for its vibrant colors and utility in various applications. Here are some intriguing aspects of this compound:

  • Azo Dyes: This compound is classified as an azo dye, characterized by the presence of a nitrogen-nitrogen double bond (-N=N-). Azo dyes are significant in the dye industry due to their ability to impart bright colors to textiles and various products.
  • Structural Importance: The structure features both a 4-chloro and a 3-methyl substituent on the phenyl ring, which can influence the compound’s color and reactivity. These substitutions can modify the electronic properties of the dye, enhancing its performance as a colorant.
  • Applications: Azo dyes, such as this one, are widely used in the textile industry, plastics, and sometimes even in cosmetics. Their applications are not limited to just coloring; they can also serve as indicators and biotechnological tools in various scientific fields.
  • Environmental Considerations: While azo dyes are renowned for their color intensity, there is an increasing awareness regarding their environmental impact. Some azo dyes can decompose to form aromatic amines, which may be hazardous. Research is ongoing to improve the safety and ecological footprint of such compounds.
  • Historical Context: Azo dyes have a rich history, being among the first synthetic dyes produced in the 19th century. They revolutionized the dye industry and have paved the way for countless synthetic materials we use today.

In summary, 4-(4-chloro-3-methyl-phenyl)azo-N,N-dimethyl-aniline is not just a chemical compound; it is a cornerstone of innovation in the world of dyes, showcasing the interplay between chemistry, technology, and environmental awareness. As chemists continue to study and apply such compounds, their potential continues to expand, offering new insights and developments across various industries.

Synonyms
17010-59-2
4-[(4-chloro-3-methylphenyl)azo]-n,n-dimethylbenzenamine
4-[(4-chloro-3-methylphenyl)diazenyl]-N,N-dimethylaniline
BRN 3096966
4'-Chloro-3'-methyl-4-dimethylaminoazobenzene
N,N-Dimethyl-p-((4-chloro-m-tolyl)azo)aniline
p-((4-Chloro-m-tolyl)azo)-N,N-dimethylaniline
Aniline, N,N-dimethyl-p-(4'-chloro-3'-methylphenylazo)-
ANILINE, p-((4-CHLORO-m-TOLYL)AZO-N,N-DIMETHYL-
DTXSID501037518