Ponceau 4R

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Identification

Molecular formula
C20H11N2Na2O7S2
CAS Number
2611-82-7
IUPAC Name
disodium;8-[4-[4-(4-ethoxyphenyl)azo-3-methyl-phenyl]-2-methyl-phenyl]azo-7-hydroxy-naphthalene-1,3-disulfonate
Molecular Weight
604.48g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.4800g/cm3
Synonyms
C.I. Direct Red 39
Interesting facts

Interesting Facts about Disodium 8-[4-[4-(4-Ethoxyphenyl)azo-3-methyl-phenyl]-2-methyl-phenyl]azo-7-hydroxy-naphthalene-1,3-disulfonate

Disodium 8-[4-[4-(4-ethoxyphenyl)azo-3-methyl-phenyl]-2-methyl-phenyl]azo-7-hydroxy-naphthalene-1,3-disulfonate, commonly known for its vivid coloration, plays a notable role in both scientific research and various industries. Here are some fascinating insights into this compound:

  • Colorant: This compound is a member of the azo dye family, which is renowned for producing bright and stable colors. Azo compounds are widely used in textiles and food industries, showcasing their versatility.
  • Application in Biology: Due to its unique structural properties, this compound serves as a useful tool in biological research, particularly in studies related to cell membrane interactions and dye-binding assays.
  • Environmental Impact: As with many chemical dyes, its environmental persistence raises questions about ecotoxicity and biodegradability. Ongoing research is focused on finding safer alternatives that minimize ecological footprints.
  • Structural Complexity: The presence of multiple functional groups such as sulfonate and azo functional groups contributes to its solubility and interaction with other chemical species, enhancing its utility in various applications.
  • Safety Considerations: While azo dyes are widely employed, some have been scrutinized due to potential health risks. Regulatory bodies continue to evaluate their safety profiles to ensure they are safe for consumer use.

In conclusion, disodium 8-[4-[4-(4-ethoxyphenyl)azo-3-methyl-phenyl]-2-methyl-phenyl]azo-7-hydroxy-naphthalene-1,3-disulfonate exemplifies the fascinating intersection of chemistry, industry, and environmental science. It's a prime example of how a single compound can impact multiple fields, sparking both innovation and concern in equal measure.

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