Congo Red

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Identification

Molecular formula
C32H22N6O6S2Na2
CAS Number
573-58-0
IUPAC Name
5-amino-3-[4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methyl-phenyl]-2-methyl-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid
Molecular Weight
696.67g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
0.9130g/cm3
Synonyms
Trypan Blue free acid
Interesting facts

Interesting Facts about 5-Amino-3-[(4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methyl-phenyl]-2-methyl-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid

This complex compound, often referred to in the realm of azo dyes, exhibits a myriad of fascinating properties and applications that intrigue both scientists and students alike. Here are some key highlights:

  • Azo Compound Insight: This compound belongs to the family of azo dyes, which are characterized by the presence of a nitrogen-nitrogen (N=N) double bond. Azo dyes are widely recognized for their vibrant colors and are utilized extensively in textile dyeing and biological applications.
  • Environmental Considerations: As with many azo compounds, the environmental impact is a significant aspect. While some azo dyes can be toxic, this specific compound has been optimized for lower toxicological profiles, promoting safer use in various fields.
  • Biological Applications: This compound has shown promise in biomedical research, particularly in drug delivery systems, due to its ability to undergo azo-group cleavage under specific conditions, which may release bioactive components precisely where needed in the body.
  • Synthetic Versatility: The synthesis of this compound highlights the intricate processes in organic chemistry, showcasing methods such as azo coupling and sulfonation, which are fundamental reactions in dye chemistry.
  • Historical Relevance: Azo dyes have had a profound impact on industries, being some of the first synthetic dyes. Their discovery dates back to the 19th century, marking a significant shift from natural dyes to synthetic alternatives.

In summary, 5-amino-3-[(4-[4-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3-methyl-phenyl]-2-methyl-phenyl]azo-4-hydroxy-naphthalene-2,7-disulfonic acid is not just a compound of chemical interest, but a remarkable example of the intersection of chemistry, biology, and environmental science. Its multifaceted use and understanding reflect the depth and breadth of research possibilities within the field of azo dyes.

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