Description

Sodium 6-Amino-5-[[4-Chloro-2-(2-Chlorophenoxy)Phenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonate is a specialized azo dye intermediate of significant commercial importance. This compound is valued for its role in synthesizing high-performance pigments and dyes with excellent color fastness and stability. It is primarily required by manufacturers in the textile, ink, and specialty coatings industries for producing vivid and durable colorants.

Application

• Primary Intermediate for Azo Pigments: Serves as a key building block in the synthesis of high-performance organic pigments used in industrial coatings and plastics.
• Textile Dye Manufacturing: Utilized in the production of dyes for coloring synthetic and natural fibers, offering good wash and light fastness.
• Inkjet and Printing Inks: A precursor for dyes used in high-quality inks, providing intense color strength and stability.
• Specialty Coatings: Used in the formulation of dyes for automotive, architectural, and other industrial coatings requiring durability.
• Research & Development: Employed in chemical R&D for developing novel chromophores and functional dyes.
• Functional Dyes: Potential applications in the synthesis of dyes for non-textile uses, such as in optical data storage or sensors.

Basic Information

Product Name	Sodium 6-Amino-5-[[4-Chloro-2-(2-Chlorophenoxy)Phenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonate
CAS No.	70210-14-9
Molecular Formula	C22H14Cl2N4NaO5S
Molecular Weight	563.33 g/mol
Synonyms	6-Amino-5-[[4-chloro-2-(2-chlorophenoxy)phenyl]azo]-4-hydroxy-2-naphthalenesulfonic acid, sodium salt; C.I. Pigment Red 247; Sodium 6-amino-4-hydroxy-5-{[4-chloro-2-(2-chlorophenoxy)phenyl]diazenyl}naphthalene-2-sulfonate; 2-Naphthalenesulfonic acid, 6-amino-5-[[4-chloro-2-(2-chlorophenoxy)phenyl]azo]-4-hydroxy-, monosodium salt; Azo dye intermediate 70210-14-9; Sodium salt of a chlorinated azo dye acid.
EINECS	Contact for details

Quality Control

Our production of this azo dye intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Every lot is tested against established specifications, including identity confirmation, assay, and impurity profile analysis. A Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request.

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. The material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solubility	Soluble in water, DMF; slightly soluble in ethanol

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