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Solvent Yellow 56

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Identification
Molecular formula
C15H16N3
CAS number
101-69-3
IUPAC name
N-ethyl-N-methyl-4-phenylazo-aniline
State
State

At room temperature, Solvent Yellow 56 is in a solid state. It is stable under standard conditions but should be stored away from strong oxidizing agents.

Melting point (Celsius)
92.00
Melting point (Kelvin)
365.00
Boiling point (Celsius)
210.00
Boiling point (Kelvin)
483.00
General information
Molecular weight
238.31g/mol
Molar mass
238.3050g/mol
Density
1.0600g/cm3
Appearence

Solvent Yellow 56 typically appears as an orange or yellow crystalline powder. It is used as a dye for different materials, including plastics and textiles, and can produce vibrant hues when dissolved.

Comment on solubility

Solubility of N-ethyl-N-methyl-4-phenylazo-aniline

N-ethyl-N-methyl-4-phenylazo-aniline, known for its vibrant color, has been the subject of interest in various chemical applications. The solubility of this compound is largely influenced by the following factors:

  • Polarity: Due to the presence of azo (-N=N-) and amine (-NH-) functional groups, the compound exhibits moderate polarity. This characteristic affects its solubility in solvents.
  • Solvent Compatibility: N-ethyl-N-methyl-4-phenylazo-aniline tends to be more soluble in organic solvents such as ethanol and acetone than in polar solvents like water. This is indicative of a typical behavior for azo compounds.
  • Temperature Effects: As with many organic compounds, an increase in temperature often leads to greater solubility. Thus, heating the solvent can enhance the dissolving process.

To sum up, the solubility of N-ethyl-N-methyl-4-phenylazo-aniline is best described as follows:

  1. More soluble in organic solvents.
  2. Less soluble in water.
  3. Solubility increases with temperature.

Understanding the solubility behavior is crucial for its application in synthetic chemistry and dye manufacturing, as it facilitates better handling and processing of this fascinating compound.

Interesting facts

Exploring N-ethyl-N-methyl-4-phenylazo-aniline

N-ethyl-N-methyl-4-phenylazo-aniline, commonly known in chemical industry circles as a vibrant azo dye, boasts a fascinating array of applications and properties. Here are some intriguing aspects:

  • Azo Dyes Significance: Azo compounds like N-ethyl-N-methyl-4-phenylazo-aniline are renowned for producing vivid colors, making them indispensable in the textile industry, where they are used for dyeing fabrics.
  • Structure and Stability: The azo functional group (–N=N–) present in this compound significantly contributes to its stability and resistance to fading in sunlight, thus enhancing the longevity of the dyes fabricated from it.
  • Biological Activity: While primarily used for dyeing, some azo compounds have been studied for their biological activities, presenting possibilities in pharmacology, particularly in the synthesis of new medicinal compounds.
  • Environmental Considerations: The usage of azo dyes has, however, raised environmental and health concerns due to potential carcinogenic properties upon degradation. This has led to increased regulations and research into safer alternatives.
  • Unique Applications: Beyond textiles, N-ethyl-N-methyl-4-phenylazo-aniline finds its niche in cosmetics and plastics, illustrating the versatile nature of azo dyes in various sectors of consumer goods.

In conclusion, N-ethyl-N-methyl-4-phenylazo-aniline exemplifies the dual-edged sword nature of synthetic dyes—providing exceptional coloration and utility while also necessitating responsible usage and thorough understanding of its environmental impact. As a student or scientist, this compound serves as a prime example of the complexities in chemistry that stretch beyond mere molecules.

Synonyms
4-Ethylmethylaminoazobenzene
2058-66-4
N-ethyl-N-methyl-4-phenyldiazenylaniline
N-Ethyl-N-methyl-p-aminoazobenzene
ANILINE, N-ETHYL-N-METHYL-p-(PHENYLAZO)-
S7I81ETZ95
p-Ethylmethylaminoazobenzene
4-(Methylethyl)aminoazobenzine
BRN 0747766
N-Ethyl-N-methyl-4-(phenylazo)benzenamine
N-Methyl-N-ethyl-p-aminoazobenzene
N-Ethyl-N-methyl-p-(phenylazo)aniline
UNII-S7I81ETZ95
Benzenamine, N-ethyl-N-methyl-4-(phenylazo)-
SCHEMBL3341264
DTXSID001037949
N-ethyl-N-methyl-p-(phenylazo)-aniline
Benzenamine, N-ethyl-N-methyl-4-(2-phenyldiazenyl)-
Q27288775