Description

4-Amino-5-Hydroxy-6-[(2,3,5-Trichloro-6-Hydroxyphenyl)Azo]-1,3-Naphthalenedisulfonic Acid Disodium Salt is a high-purity, water-soluble azo dye intermediate of significant industrial importance. Its complex molecular structure, featuring a naphthalene disulfonic acid backbone and a trichlorophenol azo group, makes it a critical precursor for synthesizing specialized dyes and pigments. This compound is essential for manufacturers in the colorant industry seeking to produce vivid, stable, and complex shades for demanding applications.

Application

• Primary Intermediate for Azo Dyes: Serves as a key building block in the synthesis of high-performance azo dyes, particularly for textiles, leather, and paper.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments requiring high color strength and specific hue characteristics.
• Research & Development: Employed in chemical R&D for developing new chromophores and studying azo coupling reactions and dye properties.
• Analytical Reagent: Can be utilized as a specialized reagent or standard in analytical chemistry for method development and calibration.
• Functional Dye Synthesis: Potential precursor for creating dyes with specific functional properties, such as those used in sensitizers or optical materials.

Basic Information

Item	Details
Product Name	4-Amino-5-Hydroxy-6-[(2,3,5-Trichloro-6-Hydroxyphenyl)Azo]-1,3-Naphthalenedisulfonic Acid Disodium Salt
CAS No.	6222-49-7
Molecular Formula	C16H8Cl3N3Na2O8S2
Molecular Weight	586.72 g/mol
Synonyms	Disodium 4-amino-5-hydroxy-6-[(2,3,5-trichloro-6-hydroxyphenyl)azo]naphthalene-1,3-disulfonate; C.I. 14880; Acid Brown 14; 2-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-1,3-disulfonic acid, disodium salt; Azo dye intermediate 6222-49-7; 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[(2,3,5-trichloro-6-hydroxyphenyl)azo]-, disodium salt
EINECS	Contact for details

Quality Control

Our production of 4-Amino-5-Hydroxy-6-[(2,3,5-Trichloro-6-Hydroxyphenyl)Azo]-1,3-Naphthalenedisulfonic Acid Disodium Salt adheres to a rigorous quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet exacting specifications. A Certificate of Analysis (COA) detailing key parameters is provided with each shipment to guarantee traceability and compliance with your quality requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark brown to black powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Solubility (1% in Water)	Complete, clear solution
Heavy Metals (as Pb)	≤ 20 ppm

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