Description

Sodium 6-[(3-Chloro-2-Hydroxy-5-Nitrophenyl)Azo]-5-Hydroxynaphthalene-1-Sulphonate is a high-purity azo dye intermediate, valued for its precise chemical structure and consistent performance in demanding synthesis processes. This compound is critical for manufacturers requiring reliable and high-quality precursors for specialized dye and pigment production. It serves the needs of the fine chemical, textile dye, and advanced material research sectors where colorant development is paramount.

Application

• Primary intermediate for the synthesis of high-performance azo dyes and pigments, particularly for textiles and leather.
• Key precursor in the manufacture of specialized colorants for inks and coatings.
• Used in research and development of novel functional dyes with specific optical or chemical properties.
• Potential intermediate for analytical reagents and biological staining applications in laboratory settings.
• Employed in the production of colorants for plastics and polymers.

Basic Information

Product Name	Sodium 6-[(3-Chloro-2-Hydroxy-5-Nitrophenyl)Azo]-5-Hydroxynaphthalene-1-Sulphonate
CAS No.	10132-98-6
Molecular Formula	C16H9ClN3NaO7S
Molecular Weight	445.76 g/mol
Synonyms	6-[(3-Chloro-2-hydroxy-5-nitrophenyl)azo]-5-hydroxy-1-naphthalenesulfonic acid sodium salt; C.I. 14880; Sodium 6-[(3-chloro-2-hydroxy-5-nitrophenyl)azo]-5-hydroxynaphthalene-1-sulfonate; 1-Naphthalenesulfonic acid, 6-[(3-chloro-2-hydroxy-5-nitrophenyl)azo]-5-hydroxy-, monosodium salt; Azo dye intermediate 10132-98-6.
EINECS	Contact for details

Quality Control

Our production of Sodium 6-[(3-Chloro-2-Hydroxy-5-Nitrophenyl)Azo]-5-Hydroxynaphthalene-1-Sulphonate adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. All materials undergo rigorous analytical testing, including HPLC and spectrophotometric methods. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance processes.

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). Keep away from strong oxidizing agents and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (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.