Description

n-[2-[(2-Bromo-6-Cyano-p-Tolyl)Azo]-5-(Diethylamino)Phenyl]Methanesulphonamide is a specialized azo dye intermediate of significant commercial importance. Its precise molecular structure, featuring bromo, cyano, and sulphonamide functional groups, makes it a critical precursor for synthesizing high-performance dyes and pigments. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries seeking to develop products with specific color fastness and application properties.

Application

• Dye and Pigment Synthesis: Primary use as a key intermediate for producing complex azo dyes, particularly for synthetic fibers like polyester and nylon.
• Textile Colorants: Manufacture of high-grade dyes offering excellent wash and light fastness for the textile industry.
• Ink Formulation: Used in the production of specialized printing inks, including those for packaging and security applications.
• Functional Dyes: Potential precursor for dyes used in non-textile applications such as lasers, optical data storage, and liquid crystal displays (LCDs).
• Research & Development: Serves as a building block in organic synthesis and chemical research for developing new chromophores.
• Specialty Coatings: Can be utilized in formulating dyes for coatings that require specific chemical resistance and color stability.

Basic Information

Product Name	n-[2-[(2-Bromo-6-Cyano-p-Tolyl)Azo]-5-(Diethylamino)Phenyl]Methanesulphonamide
CAS No.	83249-53-0
Molecular Formula	C19H20BrN5O2S
Molecular Weight	462.37 g/mol
Synonyms	2-Bromo-6-cyano-4-methyl-2'-(N-ethyl-N-(2-methanesulfonamidoethyl)amino)azobenzene; Methanesulfonamide, N-[2-[[2-bromo-6-cyano-4-methylphenyl]azo]-5-(diethylamino)phenyl]-; C.I. Disperse Red 277; Disperse Red 277; Azo dye intermediate 83249-53-0; 1-(2-Bromo-6-cyano-4-methylphenyl)azo-2-(N-ethyl-N-(2-methanesulfonamidoethyl)amino)benzene; 2-[(2-Bromo-6-cyano-4-methylphenyl)azo]-5-(diethylamino)-N-(methylsulfonyl)aniline
EINECS	Contact for details

Quality Control

Our production of n-[2-[(2-Bromo-6-Cyano-p-Tolyl)Azo]-5-(Diethylamino)Phenyl]Methanesulphonamide adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. Certificates of Analysis (COA) documenting identity, purity, and related substances are provided with every shipment.

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). Keep away from strong oxidizing agents and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Reddish-brown to dark red powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Soluble in DMF, DMSO; sparingly soluble in common organic solvents

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