Description

4-[[4-[(3-Carboxy-4-Hydroxyphenyl)Azo]Phenyl]Azo]-6-Sulfonato-1-Naphthalenediazonium is a specialized diazonium salt and azo dye intermediate of significant industrial importance. This compound is valued for its ability to form stable, covalent bonds with various substrates, making it a critical precursor in the synthesis of high-performance colorants and functional materials. It is primarily sought by manufacturers in the dyes and pigments, textile processing, and specialty chemical synthesis sectors for creating products with enhanced color fastness and specific functional properties.

Application

• Primary Intermediate for Azo Dyes and Pigments: Serves as a key building block in the synthesis of complex, high-value azo colorants for textiles, inks, and plastics.
• Textile Dyeing and Printing: Used in the production of dyes that offer excellent wash and light fastness on natural and synthetic fibers.
• Functional Material Synthesis: Employed in research and development for creating materials with specific optical or electronic properties.
• Analytical Reagent: Can be utilized as a derivatization agent or a chromogenic reagent in certain analytical chemistry applications.
• Surface Modification Agent: The reactive diazonium group allows for the covalent functionalization of surfaces like metals, polymers, and carbon-based materials.

Basic Information

Product Name	4-[[4-[(3-Carboxy-4-Hydroxyphenyl)Azo]Phenyl]Azo]-6-Sulfonato-1-Naphthalenediazonium
CAS No.	72152-91-1
Molecular Formula	C23H15N5O6S
Molecular Weight	489.46 g/mol
Synonyms	6-Sulfo-1-naphthalenediazonium, 4-[[4-[(3-carboxy-4-hydroxyphenyl)azo]phenyl]azo]-; 1-Naphthalenediazonium, 4-[[4-[(3-carboxy-4-hydroxyphenyl)azo]phenyl]azo]-6-sulfo-; Diazonium salt of an azo dye intermediate; Reactive azo dye precursor; Azoic diazo component 72152-91-1
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Every lot is characterized using modern analytical techniques including HPLC, FT-IR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials such as strong 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)	≤ 3.0%
Solubility	Soluble in water, alkaline solutions

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