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Disperse Orange 3

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Identification
Molecular formula
C17H17N3O2
CAS number
730-40-5
IUPAC name
N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline
State
State

At room temperature, Disperse Orange 3 is a solid powder. It is used primarily as a dye in various applications, hence it is manufactured and handled in its solid state.

Melting point (Celsius)
148.00
Melting point (Kelvin)
421.00
Boiling point (Celsius)
280.00
Boiling point (Kelvin)
553.00
General information
Molecular weight
278.33g/mol
Molar mass
278.3270g/mol
Density
1.3450g/cm3
Appearence

Disperse Orange 3 appears as an orange to red-brown powder. The color can vary slightly depending on the purity and the particular synthesis route.

Comment on solubility

Solubility of N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline

N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline is an azo compound that presents unique solubility characteristics. Azo compounds are known for their vibrant colors and are often utilized in dye applications. The solubility of this particular compound can be influenced by several factors:

  • Polarity: The presence of both non-polar (alkyl) and polar (nitro) groups in the structure contributes to its overall solubility behavior.
  • Solvent Interaction: This compound tends to be more soluble in organic solvents such as ethanol and acetone than in water, due to its hydrophobic alkyl chains.
  • Temperature: Solubility can increase with temperature; therefore, heating the solvent may improve dissolution.
  • pH Levels: The ionic form of the nitro group may affect solubility in aqueous solution depending on the pH, highlighting the importance of environmental conditions.

Due to these factors, it can be stated that while N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline shows limited solubility in water, it will readily dissolve in a variety of organic solvents. Understanding these solubility characteristics is crucial for its application in industries such as textiles and polymers.

Interesting facts

Interesting Facts about N,N,2-Trimethyl-4-(3-nitrophenyl)azo-aniline

N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline, commonly recognized for its vibrant color, belongs to the azo compound family. Azo compounds are characterized by the presence of an azo group (–N=N–) connecting two aromatic systems, which significantly influences their properties and applications. Here are some intriguing aspects of this compound:

  • Color and Pigmentation: Azo compounds are widely renowned for their use as dyes and pigments. The azo group is instrumental in generating a range of bright colors, making this compound a potential candidate for various coloring applications in textiles, cosmetics, and food.
  • Biological Activity: Some azo compounds have demonstrated interesting biological properties. Although N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline's specific applications in biological systems may vary, its structural features could lead to unique interactions with cellular components.
  • Synthesis Methods: The synthesis of azo compounds often involves diazotization followed by coupling reactions. This method highlights the importance of aromatic amines and provides insight into organic synthesis techniques.
  • Environmental Impact: The extensive use of azo dyes raises concerns regarding environmental waste and toxicity. It's crucial for chemists and environmental scientists to understand the degradation pathways and potential impacts of these compounds in ecological systems.

In conclusion, N,N,2-trimethyl-4-(3-nitrophenyl)azo-aniline exemplifies the fascinating interplay of color chemistry, synthesis, and biological activities within the realm of azo compounds. Its vibrant hue not only captures attention but also opens the door to a myriad of research opportunities in fields such as materials science, organic synthesis, and environmental chemistry.


Synonyms
N,N-Dimethyl-4-((m-nitrophenyl)azo)-o-toluidine
4313-14-8
o-Toluidine, N,N-dimethyl-4-((m-nitrophenyl)azo)-
SCHEMBL4959900
DTXSID70871906