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Identification

Molecular formula
C16H10N2Na2O7S2
CAS Number
1936-15-8
IUPAC Name
4,5-dihydroxy-3-phenylazo-naphthalene-2,7-disulfonic acid
Molecular Weight
452.38g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.5086g/cm3
Synonyms
13432-13-8
Interesting facts

Interesting Facts about 4,5-Dihydroxy-3-phenylazo-naphthalene-2,7-disulfonic Acid

4,5-Dihydroxy-3-phenylazo-naphthalene-2,7-disulfonic acid is a fascinating compound with a range of applications, particularly in the field of chemistry and dye technology. Here are some captivating points to consider:

  • Coloring Agent: This compound is known for its vibrant azo dye properties. Azo dyes are characterized by the presence of one or more azo groups (-N=N-) and are widely used in textiles, foods, and cosmetics to impart color.
  • Fluorescence: 4,5-Dihydroxy-3-phenylazo-naphthalene-2,7-disulfonic acid exhibits fluorescence under ultraviolet light, making it useful in various analytical chemistry applications, including fluorescence microscopy.
  • Acidity: Due to the presence of sulfonic acid groups, this compound is highly acidic. The sulfonate groups enhance its solubility in water, allowing it to be easily utilized in various reactions and preparations.
  • Environmental Impact: Azo dyes can raise environmental concerns due to their potential to release harmful amines upon degradation. Research is ongoing to explore safer alternatives and remediation strategies to address these issues.
  • Analytical Chemistry: It serves as a valuable reagent in the field of analytical chemistry for the determination of various metal ions, offering a reliable method for qualitative and quantitative analysis.

In the realm of chemistry, compounds like 4,5-dihydroxy-3-phenylazo-naphthalene-2,7-disulfonic acid exemplify the complexity and utility of chemical structures. The elegant balance of its functional groups not only gives the compound its unique properties but also facilitates a variety of applications across different scientific fields. As stated by chemists, “The beauty of chemistry lies in understanding how diverse elements can combine to produce such intriguing compounds.”

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