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Solvent Yellow 56

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Identification
Molecular formula
C17H21N3
CAS number
2832-40-8
IUPAC name
N,N-dimethyl-4-(4-propylphenyl)azo-aniline
State
State

At room temperature, Solvent Yellow 56 exists as a solid.

Melting point (Celsius)
120.00
Melting point (Kelvin)
393.15
Boiling point (Celsius)
431.00
Boiling point (Kelvin)
704.15
General information
Molecular weight
292.40g/mol
Molar mass
292.4010g/mol
Density
1.0300g/cm3
Appearence

Solvent Yellow 56 has an intense orange to yellow appearance. It is often utilized as a dye and displays vibrant coloring properties.

Comment on solubility

Solubility of N,N-dimethyl-4-(4-propylphenyl)azo-aniline

N,N-dimethyl-4-(4-propylphenyl)azo-aniline, often referred to in shorthand as DPAA, exhibits intriguing solubility characteristics that are essential for its applications.

When considering the solubility of DPAA:

  • Polar Solvents: DPAA is generally insoluble in polar solvents such as water. This is attributable to its large non-polar hydrocarbon groups which dominate its structure, rendering the compound hydrophobic.
  • Non-polar Solvents: Conversely, DPAA shows a good solubility in non-polar organic solvents like toluene and hexane. The larger alkyl chains facilitate favorable interactions with similarly non-polar solvent molecules.
  • Temperature Influence: The solubility of this compound can also be affected by temperature. An increase in temperature often enhances the solubility in non-polar solvents due to increased kinetic energy disrupting intermolecular forces.
  • pH Sensitivity: As with many organic compounds, the solubility can vary with pH, particularly if any ionizable groups are present, although in this specific compound they are not prominently featured.

In summary, the solubility profile of N,N-dimethyl-4-(4-propylphenyl)azo-aniline is primarily dictated by the nature of the solvent:

  • **Insoluble in water**
  • **Soluble in non-polar organic solvents**

Understanding these solubility properties is crucial for effectively utilizing DPAA in chemical synthesis, dye formulation, and other applications. As the saying goes, "Like dissolves like," and this is undoubtedly true for this compound.

Interesting facts

Interesting Facts about N,N-Dimethyl-4-(4-propylphenyl)azo-aniline

N,N-Dimethyl-4-(4-propylphenyl)azo-aniline is a fascinating compound that belongs to the azo dye family. Azo compounds are known for their vibrant colors and are widely used in various applications. Here are some intriguing aspects of this particular compound:

  • Color Development: Azo compounds are characterized by the presence of the -N=N- (azo) functional group, which is responsible for creating vivid colors. This compound, in particular, can exhibit rich hues, making it valuable in the dye industry.
  • Applications: Due to its dye properties, N,N-dimethyl-4-(4-propylphenyl)azo-aniline is often utilized in textiles, inks, and even food products. Its stability and ability to withstand various environmental conditions make it an attractive choice for manufacturers.
  • Structure and Stability: The specific arrangement of the propylphenyl and dimethylamino groups contributes to its chemical stability and color intensity. Such structural features allow chemists to modify properties and enhance performance in specific applications.
  • Health Considerations: It is important to note that some azo compounds can pose health risks, including potential carcinogenicity. Consequently, safety measures must be emphasized when working with and disposing of azo dyes.
  • Research Potential: As a compound with unique chemical properties, researchers continue to explore N,N-dimethyl-4-(4-propylphenyl)azo-aniline for new applications, including its role in organic electronics and photonic devices.

In summary, N,N-dimethyl-4-(4-propylphenyl)azo-aniline is not just a colorant; it's a chemical that exemplifies the intersection of art and science. Understanding its properties and applications can lead to exciting developments in various fields.

Synonyms
24690-46-8
N,N-Dimethyl-p-((p-propylphenyl)azo)aniline
4'-n-Propyl-4-dimethylaminoazobenzene
ANILINE, N,N-DIMETHYL-p-((p-PROPYLPHENYL)AZO)-
DTXSID201040714
Benzenamine, N,N-dimethyl-4-[2-(4-propylphenyl)diazenyl]-