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Disperse Orange 3

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Identification
Molecular formula
C12H9N3O2
CAS number
730-40-5
IUPAC name
(4-nitrophenyl)-phenyl-diazene
State
State

At room temperature, Disperse Orange 3 is in a solid state, generally found as a powder.

Melting point (Celsius)
156.00
Melting point (Kelvin)
429.15
Boiling point (Celsius)
346.00
Boiling point (Kelvin)
619.15
General information
Molecular weight
243.22g/mol
Molar mass
243.2340g/mol
Density
1.3400g/cm3
Appearence

Disperse Orange 3 appears as a bright orange to brown crystalline powder. It is commonly used as a dye in various applications.

Comment on solubility

Solubility of (4-nitrophenyl)-phenyl-diazene

The solubility of (4-nitrophenyl)-phenyl-diazene presents an intriguing case in organic chemistry. Solubility is influenced by several factors including molecular structure, polarity, and the presence of functional groups. This compound, with its delicate balance of nitro and diazene groups, results in the following considerations:

  • Polarity: The presence of the nitro group (-NO2) adds significant polarity to (4-nitrophenyl)-phenyl-diazene, potentially enhancing its solubility in polar solvents.
  • Solvent Compatibility: This compound may show good solubility in solvents such as:
    • Dimethyl sulfoxide (DMSO)
    • Methanol
    • Acetonitrile
  • However, it might be less soluble in non-polar solvents due to the overall structure and presence of aromatic rings, which tend to favor hydrophobic interactions.

As with many organic compounds, the degree of solubility is paramount for its practical applications and behavior in various chemical environments. Acknowledging that “like dissolves like” can be crucial when predicting solubility outcomes. Ultimately, the solubility of (4-nitrophenyl)-phenyl-diazene necessitates empirical determination for precise assessments, particularly within different solvent systems.

Interesting facts

Interesting Facts about (4-nitrophenyl)-phenyl-diazene

(4-nitrophenyl)-phenyl-diazene, often simply referred to as a type of azo compound, is part of a fascinating class of organic compounds known for containing the azo functional group (–N=N–). Azo compounds are commonly characterized by their vibrant colors and are widely used in various industries, particularly in textiles and dyes.

Key Characteristics and Applications

  • Colorants: Due to their intense color properties, azo compounds like (4-nitrophenyl)-phenyl-diazene serve as important dyes in the fabric and paper industries.
  • Medicinal Chemistry: Research has shown potential applications of azo compounds in drug development, particularly in targeting specific biological pathways.
  • Photochemistry: Azo compounds can undergo reversible photochemical reactions, making them useful in light-sensitive applications and materials.

Chemical Behavior and Properties

The presence of the nitro group (–NO2) in (4-nitrophenyl)-phenyl-diazene introduces distinct electronic effects, influencing both its reactivity and stability. This modification can lead to:

  • Increased Reactivity: Nitro groups are strong electron-withdrawing groups that can enhance the electrophilic character of the compound.
  • Substitution Patterns: The specific arrangement of the nitro and phenyl groups can create diverse substitution patterns, impacting the compound's behavior in reactions.

Research and Environmental Impact

While azo compounds are crucial in many applications, their environmental impact has raised significant concerns:

  • Degradability: Some azo dyes are known to be persistent in the environment, necessitating studies on their biodegradability and potential toxicity.
  • Regulatory Scrutiny: The use of certain azo compounds is under rigorous regulation due to their potential to release harmful amines upon degradation.

In summary, (4-nitrophenyl)-phenyl-diazene stands at the intersection of chemistry, industry, and environmental science. As a scientist or a chemistry student, exploring the multifaceted characteristics of this compound can provide valuable insights into both its industrial applications and its ecological implications.

Synonyms
2491-52-3
1-(4-nitrophenyl)-2-phenyldiazene
4-Nitroazobenzene
p-Nitroazobenzene
Azobenzene, 4-nitro-
Diazene, (4-nitrophenyl)phenyl-
(4-nitrophenyl)-phenyldiazene
(4-NITROPHENYL)PHENYLDIAZENE
P8P9OZE3IH
Diazene, 1-(4-nitrophenyl)-2-phenyl-
4-?Nitroazobenzene
NSC-16043
EINECS 219-656-6
UNII-P8P9OZE3IH
NSC 16043
AI3-08892
NITROAZOBENZENE, 4-
CBDivE_003136
SCHEMBL270425
(4-nitrophenyl)(phenyl)diazene
(4-Nitro-phenyl)-phenyl-diazene
DTXSID70870979
TZTDJBMGPQLSLI-BUHFOSPRSA-N
TZTDJBMGPQLSLI-UHFFFAOYSA-N
NSC16043
MFCD00007309
AKOS015913150
4-Nitroazobenzene, technical grade, 90%
(E)-1-(4-Nitrophenyl)-2-phenyldiazene #
NS00046334
4-Nitroazobenzene, suitable for Hematology & Histology
Q27286372