Carmoisine

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Identification

Molecular formula
C20H12N2Na2O7S2
CAS Number
3567-69-9
IUPAC Name
disodium;6-hydroxy-5-(4-sulfonatophenyl)azo-naphthalene-2-sulfonate
Molecular Weight
502.43g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.9100g/cm3
Synonyms
Sunset Yellow FCF
Interesting facts

Interesting Facts About Disodium 6-Hydroxy-5-(4-sulfonatophenyl)azo-naphthalene-2-sulfonate

Disodium 6-hydroxy-5-(4-sulfonatophenyl)azo-naphthalene-2-sulfonate, commonly known by its commercial name Evan’s Blue, is an intriguing compound with a wealth of applications and fascinating properties. Here are some highlights that showcase its significance in chemistry:

  • Applications in Biology: This compound is utilized extensively in biological research as a dye to study various physiological processes. One notable use is in determining blood volume and vascular permeability in experimental models.
  • Colorimetric Properties: The distinct color of Evan's Blue allows for easy visual identification and monitoring in laboratory settings, demonstrating how chemical structures can influence visual perception in solutions.
  • Environmental Monitoring: Due to its water-soluble nature, this compound is also studied for its potential in environmental monitoring, particularly in assessing the behavior of pollutants in aquatic systems.
  • Structure and Function: The unique azo group within its structure contributes to its staining capabilities, as azo compounds are known for their vivid colors and affinity for proteins and other biological macromolecules.
  • Scientific Research: Scholars and researchers appreciate Evan's Blue not only for its practical applications but also for its role in academic literature, contributing to hundreds of studies, many of which involve complex biological processes.

The compound's complex structure exemplifies how innovative functional groups can enhance the properties of dyes and indicators in both biological and environmental contexts. As quoting a well-known chemist, "The beauty of chemistry lies in its intricate details and the unforeseen relationships that arise from simple molecules."

In summary, disodium 6-hydroxy-5-(4-sulfonatophenyl)azo-naphthalene-2-sulfonate serves as a prime example of how a chemical compound can transcend its basic utility, finding a dynamic role in research and application across diverse fields.

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