Description

2-[(8-Hydroxy-5-Quinolinyl)Azo]Benzoic Acid Sodium Salt is a high-purity azo dye intermediate and analytical reagent known for its strong chelating properties and vivid color formation. This compound is valued for its precise reactivity and consistent performance in demanding technical and research applications. It is primarily utilized by manufacturers and R&D laboratories in the analytical chemistry, metallurgy, and specialty chemical synthesis sectors.

Application

• Spectrophotometric Reagent: Used as a sensitive colorimetric agent for the detection and quantification of specific metal ions, particularly in analytical chemistry and environmental testing.
• Metallurgical Analysis: Serves as a chelating agent in the extraction and separation processes for metals in mining and metallurgical research.
• Dye Intermediate: Acts as a key precursor in the synthesis of complex azo dyes and pigments for specialized industrial applications.
• Research & Development: Employed in academic and industrial R&D for studying coordination chemistry and developing new analytical methodologies.
• Indicator Chemistry: Potential use in formulating pH or metal ion indicators for laboratory and educational purposes.

Basic Information

Product Name	2-[(8-Hydroxy-5-Quinolinyl)Azo]Benzoic Acid Sodium Salt
CAS No.	62816-35-7
Molecular Formula	C₁₆H₁₀N₃NaO₃
Molecular Weight	315.26 g/mol
Synonyms	Benzoic acid, 2-[(8-hydroxy-5-quinolyl)azo]-, sodium salt; Sodium 2-[(8-hydroxy-5-quinolyl)azo]benzoate; 8-Hydroxy-5-[(2-carboxyphenyl)azo]quinoline sodium salt; 5-[(2-Carboxyphenyl)azo]-8-hydroxyquinoline sodium salt; Azo dye intermediate 62816-35-7; HQAB sodium salt; Quinolinyl azo benzoate sodium salt
EINECS	Contact for details

Quality Control

Our 2-[(8-Hydroxy-5-Quinolinyl)Azo]Benzoic Acid Sodium Salt is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment aligns with ISO standards and relevant Good Manufacturing Practices (GMP) for laboratory and industrial chemicals.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Orange to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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