Description

1,3-Dimethyl-2-[[4-(Methylamino)Phenyl]Azo]-1H-Imidazolium Chloride CAS NO 89923-52-4 is a specialized cationic azo dye intermediate, recognized for its role in synthesizing high-value functional colorants. This compound is critical for imparting specific cationic properties to dyes, enhancing their affinity for substrates like modified polyacrylonitrile fibers and paper. Industrial users in the textile dye manufacturing, specialty ink formulation, and advanced material research sectors rely on its consistent quality and performance.

Application

• Primary intermediate for the synthesis of cationic azo dyes used in textile coloration.
• Key component in the manufacture of specialty inks for digital and security printing applications.
• Used in the production of colorants for dyeing modified synthetic fibers, particularly cationic-dyeable polyacrylonitrile.
• Employed as a research chemical in the development of novel photochromic or electrochromic materials.
• Potential use in the formulation of biological stains and indicators for analytical chemistry.
• Acts as a precursor for functional dyes used in laser optical recording media.

Basic Information

Product Name	1,3-Dimethyl-2-[[4-(Methylamino)Phenyl]Azo]-1H-Imidazolium Chloride
CAS No.	89923-52-4
Molecular Formula	C12H16ClN5
Molecular Weight	265.75 g/mol
Synonyms	Basic Red 46 intermediate; C.I. 110825; 1H-Imidazolium, 1,3-dimethyl-2-[(4-(methylamino)phenyl)azo]-, chloride; 2-[(4-(Methylamino)phenyl)azo]-1,3-dimethyl-1H-imidazolium chloride; Cationic azo dye intermediate; Astrazon Red Violet 3R intermediate; Azo cationic dye precursor; 1,3-Dimethyl-2-(p-methylaminophenylazo)imidazolium chloride
EINECS	Contact for details

Quality Control

Our production of 1,3-Dimethyl-2-[[4-(Methylamino)Phenyl]Azo]-1H-Imidazolium Chloride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry benchmarks. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability, consistency, and reliability for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric humidity.

Specification

Item	Specification
Appearance	Dark red to violet crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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