Congo Red

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Identification

Molecular formula
C32H22ClN6Na2O6S2
CAS Number
573-58-0
IUPAC Name
disodium;6-(5-chloro-2-hydroxy-3-sulfonato-phenyl)azo-5-hydroxy-naphthalene-1-sulfonate
Molecular Weight
696.66g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
0.9968g/cm3
Synonyms
EINECS 222-828-3
Interesting facts

Interesting Facts about Disodium 6-(5-Chloro-2-hydroxy-3-sulfonato-phenyl)azo-5-hydroxy-naphthalene-1-sulfonate

Disodium 6-(5-chloro-2-hydroxy-3-sulfonato-phenyl)azo-5-hydroxy-naphthalene-1-sulfonate, commonly known as an azo dye, presents a fascinating study in the field of chemical compounds. Here are some compelling points to consider:

  • Azo Dyes: This compound belongs to the vast family of azo dyes, characterized by the presence of a nitrogen-nitrogen (N=N) double bond. These dyes are widely used in various industries due to their vibrant colors and stability.
  • Applications: Disodium 6-(5-chloro-2-hydroxy-3-sulfonato-phenyl)azo-5-hydroxy-naphthalene-1-sulfonate is particularly useful in the textile industry, where it imparts bright colors to fabrics. It may also find applications in food and cosmetics due to its coloring properties.
  • Environmental Impact: The synthetic processes involved in creating azo dyes have raised concerns about their environmental effects and potential toxicity. As a result, ongoing research focuses on developing safer, more sustainable alternatives.
  • Analytical Chemistry: Azo dyes, including this compound, play important roles in analytical chemistry. They can be used as pH indicators or in spectrophotometry due to their distinct absorption characteristics.
  • Research Platforms: The structure and properties of this compound are often studied to gain insights into the behavior of azo compounds in biological systems, leading to advances in understanding metabolic pathways and potential health effects.

In summary, disodium 6-(5-chloro-2-hydroxy-3-sulfonato-phenyl)azo-5-hydroxy-naphthalene-1-sulfonate is more than just a chemical compound; it reflects the intersection of beauty, application, environmental responsibility, and scientific inquiry. As with many azo dyes, it serves as a vivid reminder of the need for innovation in both chemistry and industry.

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