Skip to main content

Sudan Red 7B

ADVERTISEMENT
Identification
Molecular formula
C13H12N2O
CAS number
98-83-9
IUPAC name
2-(o-tolylazo)phenol
State
State

The compound is in a solid state at room temperature, typically found as crystalline powder.

Melting point (Celsius)
130.00
Melting point (Kelvin)
403.15
Boiling point (Celsius)
481.15
Boiling point (Kelvin)
754.30
General information
Molecular weight
213.26g/mol
Molar mass
213.2570g/mol
Density
1.2888g/cm3
Appearence

The compound is a red crystalline solid. It possesses a characteristic appearance that allows it to be used as a dye, which provides vivid red coloring in various applications.

Comment on solubility

Solubility of 2-(o-tolylazo)phenol

2-(o-Tolylazo)phenol, characterized by its azo functional group, exhibits notable solubility properties that are influenced by its molecular structure. Understanding these solubility traits is key for applications in various chemical processes. Here are some insights:

  • Polarity: The presence of the hydroxyl (-OH) group in 2-(o-tolylazo)phenol enhances its polarity. This increased polarity can lead to improved solubility in polar solvents such as water.
  • Solvent Compatibility: Conversely, 2-(o-tolylazo)phenol demonstrates a better affinity for organic solvents. Consequently, it tends to be more soluble in solvents like ethanol, acetone, and dichloromethane.
  • Concentration Effects: The solubility of this compound may also vary significantly with concentration. At higher concentrations, one might observe decreased solubility due to potential aggregation or the formation of intermolecular hydrogen bonds.
  • Temperature Influence: Increasing temperature generally leads to enhanced solubility in many organic compounds, and 2-(o-tolylazo)phenol is no exception. Heat can facilitate the breaking of intermolecular forces, promoting greater dissolution.

In summary, the solubility of 2-(o-tolylazo)phenol is a complex interplay of its chemical structure and environmental conditions. This azo compound showcases varied solubility traits that make it suitable for multiple scientific applications, while also hinting at its fascinating chemical behavior.

Interesting facts

Interesting Facts about 2-(o-tolylazo)phenol

2-(o-tolylazo)phenol, often referred to as a chemical dye, is a fascinating compound that showcases the intersection of chemistry and industrial applications. Here are some intriguing aspects of this compound:

  • Applications in Dyes: This compound is primarily used as a dye intermediate in the textile and paper industries. Its ability to impart color to materials is due to the presence of the azo functional group, which is known for its vibrant hues.
  • Structure and Stability: The structure of 2-(o-tolylazo)phenol includes both a phenolic group and an azo linkage. This unique combination enhances its stability under various environmental conditions, allowing it to retain its properties even in challenging applications.
  • Indicators in pH Testing: Due to its distinct color change properties, this compound can serve as a pH indicator, showcasing its versatility beyond just dye applications.
  • Research Interest: Chemists are continuously investigating the various methods of synthesizing this compound to improve yield and efficiency. This ongoing research highlights its significance in the field of organic chemistry.
  • Environmental Considerations: With increasing awareness of environmental sustainability, the use of azo compounds like 2-(o-tolylazo)phenol has raised questions about their biodegradability and potential toxicity. Researchers are studying safer alternatives and methods for disposal.

"The vibrant colors we see in everyday products often stem from compounds like 2-(o-tolylazo)phenol, which bridge the gap between chemistry and art."

This compound serves as a perfect example of how chemistry intersects with industry, showing how a single compound can have multi-faceted applications and implications.

Synonyms
O-(O-TOLYLAZO)PHENOL
29418-37-9
SCHEMBL13290672
SCHEMBL14597256
SCHEMBL14597257