Carmoisine

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Identification

Molecular formula
C20H12N2Na2O7S2
CAS Number
3567-69-9
IUPAC Name
disodium;4-hydroxy-3-[(4-sulfonato-1-naphthyl)azo]naphthalene-1-sulfonate
Molecular Weight
502.43g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
0.9600g/cm3
Synonyms
Carmoisine
Interesting facts

Interesting Facts about Disodium 4-Hydroxy-3-[(4-sulfonato-1-naphthyl)azo]naphthalene-1-sulfonate

This compound, often referred to as a dye, belongs to a group of substances known for their vibrant colors and extensive applications in various industries. Here are some intriguing aspects of this chemical:

  • Key Uses: It is primarily used in the textile industry for dyeing fabrics. Its vivid color properties make it a popular choice for coloring textiles, especially synthetic fibers.
  • Environmental Aspect: The sulfonate groups in its structure enhance its solubility in water, making it easier to apply in dyeing processes. However, it also raises concerns regarding the environmental impact of dye runoff and wastewater.
  • Structural Significance: This compound contains both azo and naphthalene structures. Azo compounds, characterized by the -N=N- group, are well-known for their ability to produce a wide range of colors through their electronic configurations.
  • Analytical Applications: Due to its distinct coloration, this compound is often utilized in analytical chemistry as a colorimetric indicator, helping detect the presence of specific substances in solution.
  • Safety Considerations: Like many synthetic dyes, it’s essential to consider its safety profile. Studies have been conducted to evaluate any potential health risks associated with exposure to azo compounds.

Dr. Paul Z. Johnson, a renowned chemist, once said, "The world of dyes is a tapestry of chemistry, weaving not just color but history, culture, and innovation." This compound exemplifies that sentiment, showing how chemical compounds transcend their molecular nature to impact art and industry.

As we celebrate such compounds, we also continue to explore safer alternatives and more sustainable practices in dye technology, ensuring that we honor both innovation and the environment.

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