Description

6-Chloro-4-[[4-[(2-Cyanoethyl)Ethylamino]Phenyl]Azo]-1,3-Dimethyl-1H-Benzimidazolium Methyl Sulphate is a specialized cationic diazo dye intermediate, valued for its ability to impart a strong, stable cationic charge to colorants. This property is critical for achieving excellent affinity and fastness on synthetic fibers like polyacrylonitrile. It serves as a key building block for manufacturers developing high-performance dyes for the textile, ink, and specialty coatings industries.

Application

• Primary Intermediate for Cationic Dyes: Synthesis of cationic (basic) dyes for acrylic, modacrylic, and other synthetic fibers.
• Textile Dyeing: Production of dyes offering brilliant shades with high color strength and good wash-fastness on polyacrylonitrile fabrics.
• Inkjet Inks: Used in formulating specialty inks where cationic charge improves substrate adhesion and color vibrancy.
• Paper Coloring: Manufacture of dyes for high-quality, colored paper products requiring good optical properties.
• Leather Finishing: Development of colorants for leather finishing applications.
• Research & Development: Serves as a key chemical entity in R&D for novel dye structures and functional colorants.

Basic Information

Product Name	6-Chloro-4-[[4-[(2-Cyanoethyl)Ethylamino]Phenyl]Azo]-1,3-Dimethyl-1H-Benzimidazolium Methyl Sulphate
CAS No.	53792-62-4
Molecular Formula	C21H25ClN6O4S
Molecular Weight	492.98 g/mol
Synonyms	6-Chloro-1,3-dimethyl-4-[[4-[(2-cyanoethyl)ethylamino]phenyl]azo]-1H-benzimidazolium methyl sulfate; C.I. Basic Red 46; Astrazon Red GTL; Aizen Cathilon Red GTL-H; Maxilon Red GRL; Cationic Red GTL; 1H-Benzimidazolium, 6-chloro-1,3-dimethyl-4-[[4-[(2-cyanoethyl)ethylamino]phenyl]azo]-, methyl sulfate; 53792-62-4
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems. Every batch is analyzed to ensure consistent chemical identity, purity, and performance characteristics. A comprehensive Certificate of Analysis (COA) is provided with each shipment, detailing specifications such as assay, impurity profile, and color strength. We support our global clients with documentation relevant to their regional compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is kept sealed to prevent absorption of atmospheric moisture.

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%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Soluble in water and polar organic solvents

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