Carmoisine

ADVERTISEMENT

Identification

Molecular formula
C20H12N2Na2O7S2
CAS Number
3567-69-9
IUPAC Name
disodium;5-hydroxy-6-[(1-hydroxy-4-sulfonato-2-naphthyl)azo]-8-[2-methyl-4-(m-tolyl)phenyl]azo-naphthalene-1-sulfonate
Molecular Weight
502.44g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
0.9601g/cm3
Synonyms
C.I. Direct Violet 28
Interesting facts

Interesting Facts about Disodium;5-hydroxy-6-[(1-hydroxy-4-sulfonato-2-naphthyl)azo]-8-[2-methyl-4-(m-tolyl)phenyl]azo-naphthalene-1-sulfonate

This compound, a complex azo dye, is part of the class of synthetic dyes known for their vibrant colors and diverse applications. Here are some intriguing aspects:

  • Azo Structure: The presence of the azo group (–N=N–) in its structure allows for a wide range of color variations and is fundamental in dye chemistry. The azo group serves as a chromophore, contributing significantly to the compound’s coloring properties.
  • Applications: This dye is primarily used in various fields including:
    • Textiles, where it imparts bright, long-lasting colors.
    • Cosmetics, ensuring vibrant pigmentation in products.
    • Food industry, per some formulations, providing food with appealing color.
  • Environmental Considerations: As with many azo dyes, potential environmental impacts stem from their degradation products. It's essential for industries using this compound to consider effective treatment methods to mitigate any adverse effects.
  • Structural Complexity: The intricate arrangement of hydrophilic and hydrophobic groups in this dye influences its interaction with various substrates, enhancing its application versatility.
  • Safety and Regulations: The compound's safety profile is an important subject of research, with regulations governing its use in consumer products, aiming to protect human health and the environment.

As a fascinating intersection of chemistry and practical application, this compound illustrates the significance of chemical design in creating effective materials for a multitude of uses. In the ever-evolving field of chemical science, compounds like this bring both challenges and opportunities for innovation.

ADVERTISEMENT