Description

[2-[[4-[(5-Chloro-2-Cyanophenyl)Azo]-3-Methylphenyl]Ethylamino]Ethyl]Trimethyl Methyl Sulphate is a specialized cationic diazo compound primarily used as a key intermediate in the synthesis of high-performance dyes and pigments. Its molecular structure is engineered to provide excellent color fastness and thermal stability, making it a critical component for demanding industrial applications. This product is essential for manufacturers in the textile, ink, and specialty polymer industries seeking to produce vibrant, durable colors.

Application

• Dye Intermediate: Primary use in the synthesis of cationic dyes for acrylic, modacrylic, and polyamide fibers.
• Pigment Manufacturing: Acts as a precursor for organic pigments used in inks, paints, and coatings.
• Textile Coloration: Imparts deep, wash-fast colors to synthetic fabrics.
• Inkjet Ink Formulation: Used in the production of specialized inks requiring high color strength and stability.
• Plastic and Polymer Coloring: Suitable for mass coloration of plastics where heat resistance is required.
• Research & Development: Serves as a building block for novel chromophores in academic and industrial R&D labs.
• Paper Dyeing: Employed in the production of colored papers and specialty packaging materials.

Basic Information

Product Name	[2-[[4-[(5-Chloro-2-Cyanophenyl)Azo]-3-Methylphenyl]Ethylamino]Ethyl]Trimethyl Methyl Sulphate
CAS No.	72828-97-8
Molecular Formula	C22H28ClN5O4S
Molecular Weight	494.00 g/mol
Synonyms	Basic Blue 141 (C.I. 110383); Cationic Blue G; Astrazon Blue BG; Aizen Cathilon Blue BG; 2-[[4-[(5-Chloro-2-cyanophenyl)azo]-3-methylphenyl]ethylamino]ethyl-trimethylammonium methyl sulfate; Trimethyl[2-[[4-[(5-chloro-2-cyanophenyl)azo]-3-methylphenyl]ethylamino]ethyl]ammonium methyl sulfate; 1-Ethyl-2-[2-[4-[(5-chloro-2-cyanophenyl)azo]-3-methylphenyl]ethylamino]-N,N,N-trimethylethanaminium methyl sulfate
EINECS	Contact for details

Quality Control

Our production of [2-[[4-[(5-Chloro-2-Cyanophenyl)Azo]-3-Methylphenyl]Ethylamino]Ethyl]Trimethyl Methyl Sulphate adheres to stringent quality protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed against comprehensive specifications, including identity confirmation, assay, and impurity profiling. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

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). 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 blue to violet powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.