Description

[2-[Ethyl[4-[(4-Nitrophenyl)Azo]Phenyl]Amino]Ethyl]Trimethylammonium Chloride is a specialized cationic azo dye intermediate with a quaternary ammonium structure, offering unique solubility and substantivity properties. This compound is valued for its ability to impart a permanent positive charge, making it a critical component in the synthesis of high-performance colorants and functional materials. It is primarily sought by manufacturers in the textile, paper, and specialty polymer industries for developing dyes with enhanced affinity and fastness properties.

Application

• Cationic Dye Synthesis: A key intermediate for producing cationic (basic) dyes used in acrylic fiber dyeing.
• Paper Coloring: Used in the manufacture of dyes for specialty papers, including security and high-brightness papers.
• Inkjet Ink Formulation: Serves as a precursor for dyes in professional and industrial inkjet printing inks.
• Biological Staining: Potential use in the synthesis of stains for microscopy and histology due to its charged nature.
• Ion-Pair Reagent: Can be utilized in analytical chemistry as a reagent for ion-pair chromatography.
• Functional Polymer Modification: Acts as a monomer or modifier to introduce permanent cationic sites into polymers for filtration or conductive applications.

Basic Information

Product Name	[2-[Ethyl[4-[(4-Nitrophenyl)Azo]Phenyl]Amino]Ethyl]Trimethylammonium Chloride
CAS No.	57210-34-1
Molecular Formula	C21H30ClN5O2
Molecular Weight	419.95 g/mol
Synonyms	Basic Red 18:1; C.I. 11085; Aizen Cathilon Red 5BH; Astrazon Red FBL; 1-Ethyl-2-[4-[(4-nitrophenyl)azo]phenyl]aminoethyl]trimethylammonium Chloride; N-Ethyl-N-[2-(trimethylammonio)ethyl]-4-[(4-nitrophenyl)azo]aniline Chloride; Cationic Red GTL
EINECS	Contact for details

Quality Control

Our production of [2-[Ethyl[4-[(4-Nitrophenyl)Azo]Phenyl]Amino]Ethyl]Trimethylammonium Chloride adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial applications. Quality is verified through comprehensive analytical testing, including HPLC for assay and impurity profiling. A Certificate of Analysis (COA) detailing identity, purity, and related substance data is provided with each shipment to support your quality assurance 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 tightly sealed after opening to prevent moisture absorption and degradation. Keep away from incompatible materials.

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
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solubility	Soluble in water, ethanol

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