Chromotropic acid

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Identification

Molecular formula
C10H9NO8S2
CAS Number
38832-53-4
IUPAC Name
4-amino-3-hydroxy-naphthalene-2,7-disulfonic acid
Molecular Weight
354.34g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.9403g/cm3
Synonyms
R-Amine salt
Interesting facts

Interesting Facts about 4-amino-3-hydroxy-naphthalene-2,7-disulfonic acid

4-amino-3-hydroxy-naphthalene-2,7-disulfonic acid is a fascinating compound in the field of organic chemistry, particularly known for its applications in dye chemistry and in the development of analytical techniques. Here are some noteworthy points about this compound:

  • Versatile Dye Intermediate: This compound serves as an important precursor in the synthesis of azo dyes, which are extensively used in textiles, inks, and food colorants.
  • pH Indicator: Due to its unique structural features, 4-amino-3-hydroxy-naphthalene-2,7-disulfonic acid can act as a pH indicator in various chemical analyses, changing color with different pH levels.
  • Sulfonic Acid Groups: The presence of multiple sulfonic acid groups enhances its solubility in water and increases its ionic strength, making it highly effective in aqueous solutions.
  • Biological Significance: Research indicates that compounds with similar structures may exhibit biological activities, such as antimicrobial and anti-inflammatory effects, highlighting the potential health applications of this family of compounds.
  • Research Tool: Scientists often use this compound as a model in studies involving electron transfer and reactivity due to its unique electronic properties.

In summary, 4-amino-3-hydroxy-naphthalene-2,7-disulfonic acid not only serves critical roles in the dye industry, but also holds potential in biological and analytical chemistry research. As we continue to explore its properties, more exciting applications may emerge!

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