Description

4-[(4,8-Disulpho-2-Naphthyl)Azo]Naphthalene-1-Diazonium Chloride is a specialized diazonium salt derivative, a key intermediate in the synthesis of high-value azo dyes and pigments. Its molecular structure, featuring dual sulphonate groups and a reactive diazonium moiety, provides excellent water solubility and coupling efficiency, which is critical for producing vivid and stable colorants. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries seeking to develop advanced, sulfonated azo color products.

Application

• Primary Intermediate for Sulfonated Azo Dyes: Serves as a crucial coupling component in the production of acid dyes and direct dyes for nylon, wool, silk, and paper.
• Textile Colorant Synthesis: Used to manufacture bright, wash-fast dyes for the textile industry, particularly where water solubility is a key requirement.
• Ink and Pigment Manufacturing: Employed in the synthesis of pigments for inks, coatings, and plastics where color intensity and stability are paramount.
• Research & Development: Acts as a valuable building block in organic synthesis and chemical research for developing novel chromophores and functional materials.
• Specialty Chemical Production: Utilized in the creation of specialized colorants for leather, food (where approved), and biological staining applications.

Basic Information

Product Name	4-[(4,8-Disulpho-2-Naphthyl)Azo]Naphthalene-1-Diazonium Chloride
CAS No.	67969-94-2
Molecular Formula	C₂₀H₁₁N₄O₆S₂Cl
Molecular Weight	526.91 g/mol
Synonyms	1-Diazo-4-[(4,8-disulfo-2-naphthyl)azo]naphthalene Chloride; 4-[(4,8-Disulfo-2-naphthyl)azo]-1-naphthalenediazonium Chloride; 1-Naphthalenediazonium, 4-[(4,8-disulfo-2-naphthyl)azo]-, chloride; Diazonium Salt of 4-[(4,8-Disulpho-2-naphthyl)azo]naphthalene-1-amine; Azoic Diazo Component (sulfonated); Water-soluble diazonium salt intermediate
EINECS	Contact for details

Quality Control

Our production of 4-[(4,8-Disulpho-2-Naphthyl)Azo]Naphthalene-1-Diazonium Chloride adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and performance. Certificates of Analysis (COA) detailing batch-specific results are available upon request, providing full traceability and compliance assurance for your manufacturing processes.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Orange to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Water Content (KF)	Max. 5.0%
Solubility	Soluble in water

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