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Sudan I

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Identification
Molecular formula
C16H14N2O
CAS number
842-07-9
IUPAC name
4-(4-aminophenyl)azo-2,6-dimethyl-phenol
State
State

Sudan I is typically found as a solid at room temperature. It is most commonly distributed and used in its powdered form for industrial and coloration purposes.

Melting point (Celsius)
131.00
Melting point (Kelvin)
404.15
Boiling point (Celsius)
403.00
Boiling point (Kelvin)
676.15
General information
Molecular weight
249.29g/mol
Molar mass
249.2920g/mol
Density
1.1578g/cm3
Appearence

Sudan I appears as a reddish-orange crystalline powder. It is commonly used as a dye due to its vibrant color properties. The compound is not soluble in water but dissolves in fats and oils, which enhances its usage in coloring waxes and polishes.

Comment on solubility

Solubility Characteristics of 4-(4-Aminophenyl)azo-2,6-dimethyl-phenol

The solubility of 4-(4-aminophenyl)azo-2,6-dimethyl-phenol (commonly referred to as a dye compound) can be influenced by several factors:

  • Polarity: The presence of amino and hydroxyl groups contributes to the compound's polarity, which can enhance its solubility in polar solvents such as water and alcohols.
  • pH Sensitivity: Solubility may vary with pH. The ionization of the amino group can lead to better solubility in alkaline conditions.
  • Solvent Type: This compound may display varying solubility in organic solvents, often being more soluble in non-polar solvents due to its aromatic structure, but less so in highly polar solvents.

In general, the solubility of this compound can be described as:

  1. Moderately soluble in water, especially when adjusting pH levels.
  2. More soluble in organic solvents, enhancing its application in dyeing processes.

Furthermore, the interplay of these factors means that experimental conditions can greatly affect solubility outcomes, making it essential to consider specific solvent interactions when assessing practical applications.

Interesting facts

Interesting Facts about 4-(4-aminophenyl)azo-2,6-dimethyl-phenol

4-(4-aminophenyl)azo-2,6-dimethyl-phenol, often simply referred to as a specific azo compound, is notable for its diverse applications and intriguing chemical properties. Here are some engaging insights into this fascinating molecule:

  • Azo Chemistry: This compound belongs to the class of azo compounds, which are characterized by the presence of the azo group (−N=N−). Azo compounds are well-known for their vibrant colors and are widely used as dyes in various industries.
  • Synthetic Versatility: The synthetic route to creating this compound can be an exemplary illustration of azo coupling reactions. Azo dyes like this compound are formed by the reaction of a diazonium salt with a phenolic compound, which exemplifies key principles of organic synthesis.
  • Biological Relevance: A significant aspect of compounds like 4-(4-aminophenyl)azo-2,6-dimethyl-phenol is their potential biological activity. Certain azo compounds have been researched for their antimicrobial and anticancer properties, making them of interest in pharmaceutical applications.
  • Environmental Concerns: While these compounds have useful applications, their environmental impact and biodegradability are critical topics within chemical research. Studies have suggested that some azo dyes can degrade into potentially harmful amines, underscoring the importance of assessing their environmental fate.
  • Colorimetric Applications: The intensive color of azo compounds makes them essential in colorimetric analysis. This technique can be leveraged in analytical laboratories to quantify different substances in solution, showcasing the compound's practical applications in chemistry.

In summary, 4-(4-aminophenyl)azo-2,6-dimethyl-phenol serves as more than just a chemical formula. It represents a bridge between synthetic chemistry, practical applications in various fields, and ongoing research in green chemistry and toxicology. As we delve deeper into such compounds, we unlock the potential for innovation and discovery!

Synonyms
21554-20-1
4-Amino-3',5'-dimethyl-4'-hydroxyazobenzene
BRN 0656524
Azobenzene, 4-amino-3',5'-dimethyl-4'-hydroxy-
o-CRESOL, 4-(p-AMINOPHENYLAZO)-6-METHYL-
DTXSID30944160
4-[2-(4-Aminophenyl)hydrazinylidene]-2,6-dimethylcyclohexa-2,5-dien-1-one