Description

1-[2-[[4-[(2-Cyano-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Pyridinium Chloride CAS NO 23258-43-7 is a specialized cationic azo dye intermediate, valued for its ability to impart intense color and cationic properties to synthetic materials. This compound is essential for manufacturers requiring high-performance, color-fast dyes with specific ionic characteristics for challenging substrates. It is primarily utilized in the textile, paper, and specialty polymer industries for dyeing and functional coloration applications.

Application

• Cationic Dye Synthesis: A key intermediate for manufacturing cationic dyes used in acrylic fiber dyeing.
• Textile Industry: Imparts vibrant, wash-fast colors to synthetic fabrics like polyacrylonitrile.
• Paper Coloring: Used in the production of specialty colored papers and paper products.
• Functional Polymer Modification: Serves as a monomer or additive to introduce chromophoric and cationic sites into polymers.
• Ink and Toner Formulation: Provides colorant properties for specialty printing inks and electrophotographic toners.
• Research & Development: Used in chemical research for developing new chromophores and studying azo dye chemistry.

Basic Information

Product Name	1-[2-[[4-[(2-Cyano-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Pyridinium Chloride
CAS No.	23258-43-7
Molecular Formula	C22H21ClN6O2
Molecular Weight	436.90 g/mol
Synonyms	Basic Red 29; C.I. 11460; 1-[2-[[4-[(2-Cyano-4-nitrophenyl)diazenyl]phenyl]ethylamino]ethyl]pyridin-1-ium chloride; Pyridinium, 1-[2-[[4-[(2-cyano-4-nitrophenyl)azo]phenyl]ethylamino]ethyl]-, chloride; Cationic Red Dye Intermediate; 2-[[4-[(2-Cyano-4-nitrophenyl)azo]phenyl]ethylamino]ethylpyridinium chloride
EINECS	Contact for details

Quality Control

Our production of 1-[2-[[4-[(2-Cyano-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Pyridinium Chloride adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high purity, consistent chromaticity, and precise chemical composition. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

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 and incompatible materials. The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability and color integrity.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Soluble in water, polar organic solvents

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