Description

6-Amino-5-[(2-Chloro-4-Nitrophenyl)Azo]-n-Methylnaphthalene-1-Sulphonamide is a specialized azo dye intermediate of significant commercial importance. Its core value lies in its ability to impart specific, high-performance color properties to final products, making it essential for advanced dye and pigment synthesis. This compound is primarily needed by manufacturers in the chemical, textile, and specialty materials industries seeking to develop or produce high-value colored products.

Application

• Key intermediate for the synthesis of high-performance azo dyes and pigments.
• Used in the coloration of synthetic fibers such as polyester and nylon.
• Potential component in the formulation of specialized inks for industrial printing.
• Employed in research and development for novel chromogenic materials and sensors.
• May serve as a precursor for liquid crystal dyes and other advanced optical materials.
• Used in laboratory settings as a chemical reference standard for analytical purposes.

Basic Information

Product Name	6-Amino-5-[(2-Chloro-4-Nitrophenyl)Azo]-n-Methylnaphthalene-1-Sulphonamide
CAS No.	3843-41-2
Molecular Formula	C17H13ClN6O4S
Molecular Weight	432.84 g/mol
Synonyms	6-Amino-5-[(2-chloro-4-nitrophenyl)azo]-N-methyl-1-naphthalenesulfonamide; C.I. Disperse Yellow 119; Disperse Yellow 119; 1-Naphthalenesulfonamide, 6-amino-5-[(2-chloro-4-nitrophenyl)azo]-N-methyl-; 5-[(2-Chloro-4-nitrophenyl)azo]-6-amino-N-methyl-1-naphthalenesulfonamide; 3843-41-2; N-Methyl-6-amino-5-[(2-chloro-4-nitrophenyl)azo]naphthalene-1-sulphonamide
EINECS	223-352-2

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is analyzed to confirm identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters such as assay and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (typically 15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Orange to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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