Description

[2-[[4-[(5-Chloro-2-Cyanophenyl)Azo]-3-Methylphenyl]Ethylamino]Ethyl]Trimethylammonium Hydrogen Sulphate is a specialized cationic diazo compound primarily used as a high-performance dye intermediate. This product matters for its role in imparting vibrant, wash-fast colors to synthetic fibers, particularly in demanding industrial dyeing processes. Manufacturers in the textile, ink, and specialty coatings industries need this chemical to produce high-quality, color-stable products for technical applications.

Application

• Textile Dyeing Intermediate: A key precursor for synthesizing cationic dyes used on acrylic, modacrylic, and polyester fibers.
• Inkjet Ink Formulation: Used in the production of specialized pigments for high-resolution industrial and commercial printing inks.
• Paper Coloring: Employed in the manufacture of dyes for specialty papers requiring high color strength and brightness.
• Leather Finishing: Acts as an intermediate for dyes used in the coloring of leather goods.
• Biological Staining: Potential use as an intermediate for certain histological stains in laboratory settings.
• Research & Development: Serves as a building block for novel chromophores and functional dyes in academic and industrial R&D.

Basic Information

Product Name	[2-[[4-[(5-Chloro-2-Cyanophenyl)Azo]-3-Methylphenyl]Ethylamino]Ethyl]Trimethylammonium Hydrogen Sulphate
CAS No.	72828-96-7
Molecular Formula	C21H27ClN6O4S
Molecular Weight	494.99 g/mol
Synonyms	Basic Red 46:1; C.I. 110825; Cationic Red GTL; Astrazon Red GTL; Aizen Cathilon Red GLH; 5-Chloro-2-cyano-4'-[(2-(diethylamino)ethyl)amino]-2'-methylazobenzene hydrogen sulfate; 2-[[4-[(5-Chloro-2-cyanophenyl)azo]-3-methylphenyl]ethylamino]ethyl-trimethylazanium hydrogen sulfate
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and performance. Each lot is tested against established specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing these results is provided with every shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from 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, DMF; slightly soluble in ethanol

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