Carmine

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Identification

Molecular formula
C22H14N4Na2O7S2
CAS Number
1390-65-4
IUPAC Name
5-[[4-[[4-[(6-amino-1-hydroxy-3-sulfo-2-naphthyl)azo]-1-naphthyl]azo]-6-sulfo-1-naphthyl]azo]-2-hydroxy-benzoic acid
Molecular Weight
604.59g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
0.3700g/cm3
Synonyms
25180-35-2
Interesting facts

Exploring the Wonders of 5-[[4-[[4-[(6-amino-1-hydroxy-3-sulfo-2-naphthyl)azo]-1-naphthyl]azo]-6-sulfo-1-naphthyl]azo]-2-hydroxy-benzoic acid

This remarkable compound is a member of the azo dye family, known for its vibrant colors and extensive applications in various fields. Azo dyes, which contain the -N=N- azo functional group, are widely recognized in the textile industry for their ability to produce bright, long-lasting colors. Here are some intriguing facts about this compound:

  • Textile Applications: Due to its vivid hues, this compound is often used as a dye in textiles, allowing for the creation of rich fabrics that hold their color over time.
  • Biological Implications: The presence of amino and sulfonic groups in its structure makes it interesting in biological contexts, as these functional groups can enhance solubility and bioavailability.
  • Analytical Chemistry: The distinctive features of azo compounds make them useful in analytical chemistry, especially in spectrophotometric methods for detecting and quantifying various substances.
  • Environmental Considerations: While its brilliant color is appealing, environmental concerns arise from the potential toxicity of some azo dyes, necessitating careful handling and waste management practices.

"Color is a power which directly influences the soul." - Wassily Kandinsky

This compound not only exemplifies the beauty of color in chemical compounds but also highlights the intricate relationship between chemistry, biology, and environmental science. Whether it is through its applications in fashion or its roles in scientific research, this compound's versatility is a testament to the fascinating world of azo dyes.

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