Description

5-[[[7-[(4-Carboxyphenyl)Azo]-8-Hydroxy-4,6-Disulfo-1-Naphthalenyl]Amino]Sulfonyl]-2-Hydroxybenzoic Acid is a high-purity, multi-functional azo dye intermediate and complexing agent. This compound matters for its precise molecular structure, which provides strong chelating properties and chromophoric characteristics essential for specialized chemical synthesis. It is primarily needed by manufacturers in the dyes and pigments, analytical chemistry, and specialty chemical research sectors for creating advanced colorants and metal ion indicators.

Application

• Precursor for High-Performance Azo Dyes and Pigments: Serves as a key intermediate in synthesizing complex, color-fast dyes for textiles, inks, and plastics.
• Metal Chelation and Analytical Reagents: Used in the formulation of reagents for the colorimetric detection and quantification of specific metal ions in laboratory and industrial settings.
• Specialty Chemical Synthesis: Acts as a building block for creating advanced organic molecules with sulfonic acid and azo functionalities for research and development.
• Potential Use in Functional Materials: Investigated for applications in materials science where its specific chromophore and ionic groups can impart desired properties.

Basic Information

Product Name	5-[[[7-[(4-Carboxyphenyl)Azo]-8-Hydroxy-4,6-Disulfo-1-Naphthalenyl]Amino]Sulfonyl]-2-Hydroxybenzoic Acid
CAS No.	72379-53-4
Molecular Formula	C24H16N4O12S3
Molecular Weight	648.60 g/mol
Synonyms	5-[[[7-[(4-Carboxyphenyl)azo]-8-hydroxy-4,6-disulfo-1-naphthalenyl]amino]sulfonyl]-2-hydroxybenzoic acid; Benzoic acid, 5-[[[7-[(4-carboxyphenyl)azo]-8-hydroxy-4,6-disulfo-1-naphthalenyl]amino]sulfonyl]-2-hydroxy-; Acid Blue 193 (related dye structure); Azo dye intermediate CAS 72379-53-4; Complexing agent 72379-53-4; Sulfo-azo carboxylic acid derivative
EINECS	Contact for details

Quality Control

Our production of 5-[[[7-[(4-Carboxyphenyl)Azo]-8-Hydroxy-4,6-Disulfo-1-Naphthalenyl]Amino]Sulfonyl]-2-Hydroxybenzoic Acid adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.