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Disperse Orange 3

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Identification
Molecular formula
C14H13N3O3
CAS number
730-40-5
IUPAC name
(4-methoxy-2-methyl-phenyl)-(4-nitrophenyl)diazene
State
State

At room temperature, Disperse Orange 3 exists as a solid powder. It is stable under normal conditions and needs to be handled in a way that minimizes dust formation and exposure to light.

Melting point (Celsius)
132.00
Melting point (Kelvin)
405.15
Boiling point (Celsius)
465.00
Boiling point (Kelvin)
738.15
General information
Molecular weight
252.27g/mol
Molar mass
252.2600g/mol
Density
1.3265g/cm3
Appearence

Disperse Orange 3 is an orange to reddish-brown crystalline powder. It is commonly used in textile dyeing, and its vibrant color is due to the azo linkage, which is highly conjugated, allowing the compound to absorb visible light.

Comment on solubility

Solubility of (4-methoxy-2-methyl-phenyl)-(4-nitrophenyl)diazene

The solubility of (4-methoxy-2-methyl-phenyl)-(4-nitrophenyl)diazene can vary significantly based on several factors, including the solvent used and environmental conditions. Here are some key points to consider:

  • General Properties: This compound exhibits moderate solubility in organic solvents, particularly in polar solvents due to the presence of the methoxy group, which can interact favorably with solvent molecules.
  • Solvent Interaction: It's most soluble in solvents such as ethanol, acetone, and dimethyl sulfoxide (DMSO). These solvents can solvate the polar nitro and methoxy groups effectively.
  • Temperature Dependence: Generally, an increase in temperature can enhance solubility, which is typical for many organic compounds. However, specific studies are required to quantify this effect for this diazene.
  • pH Sensitivity: The solubility may also be influenced by pH levels due to potential ionization of functional groups, although this is less significant for neutral and non-ionic compounds.

It's important to note that while this compound is more soluble in organic solvents, its solubility in water is likely to be very low owing to its larger hydrophobic aromatic structure. Its solubility profile plays a crucial role in applications such as chemical reactions and pharmaceuticals, where solvent choice can markedly impact reactivity and bioavailability.

Interesting facts

Interesting Facts about (4-methoxy-2-methyl-phenyl)-(4-nitrophenyl)diazene

(4-methoxy-2-methyl-phenyl)-(4-nitrophenyl)diazene, often referred to as an azo compound, is a fascinating molecule with a variety of intriguing properties and applications. This compound showcases the unique chemistry of azo compounds, which are characterized by the presence of the azo group (-N=N-). Here are some captivating aspects:

  • Color Pigmentation: Many azo compounds are well-known for their vibrant colors, making them widely used in the dye industry. The nitro group attached to the phenyl ring in this compound may also influence its color properties.
  • Biological Applications: Some azo compounds have been explored for their potential in pharmaceuticals and biochemistry. They can act as intermediates in the synthesis of various drugs or may have biological significance on their own.
  • Reactivity and Stability: Diazenes like this compound can undergo a range of chemical reactions due to their unique structure. The presence of the azo bond imparts reactivity towards nucleophiles, making them interesting subjects for organic synthesis.
  • Environmental Impact: The degradation of azo dyes has been an area of research, especially concerning their persistence in the environment. Understanding the breakdown products of compounds like this diazene can help assess their environmental footprint.
  • Historical Significance: Azo compounds have a rich history in chemistry, dating back to their initial discovery in the late 19th century. They paved the way for developments in synthetic dye chemistry and organic materials.

The compound’s diverse applications and intriguing chemical properties demonstrate the importance of azo compounds in modern chemistry. The exploration of its reactivity and potential uses continues to provide valuable insights for researchers and students alike. As you delve into studies involving this compound, remember the quote, "Chemistry is a science of connections," reflecting the interconnected nature of chemical compounds and their impact on various fields.

Synonyms
4-METHOXY-2-METHYL-4'-NITROAZOBENZENE
29418-60-8