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Catalog Number:
00249
CAS Number:
6226-79-5
3-Hydroxy-4[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid tetrasodium salt
Purity:
≥ 85% (Dye content)
Synonym(s):
Ponceau S, CI 27195
Documents
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Product Information

3-Hydroxy-4[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid tetrasodium salt is a versatile azo dye known for its vibrant coloration and excellent solubility in water. This compound is widely utilized in various industries, particularly in textiles, where it serves as a dye for synthetic fibers, providing bright and long-lasting colors. Its unique structure allows for high stability and resistance to fading, making it ideal for applications in products that require durability, such as sportswear and outdoor textiles. Additionally, this compound finds relevance in the field of analytical chemistry, where it is used as a reagent in colorimetric assays, enabling precise measurements in various analytical procedures.

Researchers and industry professionals benefit from the compound's ability to produce consistent results across different applications. Its compatibility with various substrates and ease of use in formulations make it a preferred choice for many applications. Furthermore, the tetrasodium salt form enhances its solubility, facilitating its incorporation into aqueous systems. This compound stands out among similar dyes due to its superior performance in both colorfastness and application versatility, making it an essential component for those seeking reliable and effective dye solutions.

Synonyms
Ponceau S, CI 27195
CAS Number
6226-79-5
Purity
≥ 85% (Dye content)
Molecular Formula
C22H12N4O13S4Na4
Molecular Weight
760.6
MDL Number
MFCD00003892
Appearance
Red-brown to dark-brown powder
Conditions
Store at RT
General Information
Synonyms
Ponceau S, CI 27195
CAS Number
6226-79-5
Purity
≥ 85% (Dye content)
Molecular Formula
C22H12N4O13S4Na4
Molecular Weight
760.6
MDL Number
MFCD00003892
Appearance
Red-brown to dark-brown powder
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

3-Hydroxy-4[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid tetrasodium salt is widely utilized in research focused on:

  • Colorimetric Assays: This compound serves as a dye in various colorimetric assays, allowing researchers to quantify biological samples based on color intensity, which is crucial in fields like biochemistry and molecular biology.
  • Textile Industry: It is used as a dye in textiles, providing vibrant colors that are resistant to fading. This makes it ideal for applications in fashion and home décor, where durability and aesthetic appeal are essential.
  • Analytical Chemistry: The compound acts as a reagent in analytical techniques, such as spectrophotometry, helping in the detection and quantification of metal ions and other substances in environmental samples.
  • Biomedical Research: It is utilized in the development of biosensors, enhancing the sensitivity of detection methods for biomolecules, which is vital for diagnostics and therapeutic monitoring.
  • Food Industry: The compound can be applied as a food colorant, providing safe and appealing colors in food products while adhering to regulatory standards, thus enhancing consumer acceptance.

Citations