Description

4-[(3-Sulphophenyl)Azo]Naphthalene-1-Diazonium Chloride is a specialized diazonium salt compound, recognized for its role as a key chemical intermediate. Its value lies in its ability to act as a versatile coupling agent, facilitating the synthesis of more complex azo dyes and pigments. This product is essential for manufacturers and R&D laboratories in the colorant, specialty chemical, and advanced materials sectors seeking to develop or produce high-performance dyes and functional organic compounds.

Application

• Primary intermediate in the synthesis of azo dyes and pigments for textiles, inks, and plastics.
• Coupling agent for the production of high-performance colorants with specific lightfastness and solubility properties.
• Research and development of functional organic materials and chromophores for non-linear optics.
• Precursor in the manufacture of specialty chemicals for analytical reagents and biological staining.
• Used in the synthesis of complex sulfonated azo compounds for specialized industrial applications.

Basic Information

Product Name	4-[(3-Sulphophenyl)Azo]Naphthalene-1-Diazonium Chloride
CAS No.	67875-15-4
Molecular Formula	C₁₆H₁₁N₄O₃SCl
Molecular Weight	374.80 g/mol
Synonyms	4-[(3-Sulfophenyl)azo]naphthalene-1-diazonium chloride; 1-Diazo-4-[(3-sulfophenyl)azo]naphthalene chloride; 4-[(3-Sulphophenyl)hydrazono]naphthalene-1-diazonium chloride; Diazonium salt of 4-[(3-sulfophenyl)azo]-1-naphthylamine; 3-Sulfo-4'-diazo-1,1'-azonaphthalene chloride; Azoic diazo component; Light-sensitive diazonium salt
EINECS	Contact for details

Quality Control

Our production of 4-[(3-Sulphophenyl)Azo]Naphthalene-1-Diazonium Chloride adheres to stringent internal quality protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed for critical parameters including identity, purity, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing all test results 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, well-ventilated area at a controlled room temperature (15-25°C). Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass. Isolate from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Orange to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Solubility Test	Soluble in water, polar organic solvents

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