Description

[2-[[4-[(2-Chloro-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium is a specialized cationic azo dye intermediate with significant commercial and research utility. Its molecular structure, featuring a quaternary ammonium group and a chloronitro-substituted azo chromophore, makes it a valuable precursor for synthesizing dyes and pigments with specific ionic and color properties. This compound is primarily sought by manufacturers in the textile, ink, and specialty chemical industries for developing colorants with enhanced affinity for substrates like acrylic fibers and paper. Its precise chemical architecture allows for the creation of products with tailored solubility, lightfastness, and application performance.

Application

• Textile Dyeing: As a key intermediate for cationic dyes used on acrylic, modacrylic, and acid-modified polyester fibers.
• Paper Coloring: In the production of cationic direct dyes for paper and paperboard to improve dye fixation and reduce effluent color.
• Ink Formulation: Synthesis of specialty pigments and dyes for inks, including jet printing inks, where ionic character is crucial.
• Biological Staining: Potential use as a precursor for developing histochemical stains and fluorescent probes in life science research.
• Ion-Pair Reagents: Utilized in analytical chemistry as a component for ion-pair chromatography.
• Surface Modification: Acting as a coupling agent or charge modifier in surface treatment processes for various materials.
• Research & Development: Serving as a building block in organic synthesis for novel functional dyes and photoactive materials.

Basic Information

Product Name	[2-[[4-[(2-Chloro-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium
CAS No.	14097-03-1
Molecular Formula	C19H25ClN5O2+ (typically as a salt, e.g., chloride)
Molecular Weight	390.89 g/mol (for the cation)
Synonyms	2-[[4-[(2-Chloro-4-nitrophenyl)azo]phenyl]ethylamino]ethyltrimethylammonium; C.I. Basic Red 18:1 intermediate; N-Ethyl-N-[2-(trimethylammonio)ethyl]-4-[(2-chloro-4-nitrophenyl)azo]aniline; [2-({4-[(2-Chloro-4-nitrophenyl)diazenyl]phenyl}ethylamino)ethyl]trimethylazanium; Quaternary ammonium salt of a cationic azo dye; Azo quaternary ammonium compound; Cationic azo dye intermediate
EINECS	Contact for details

Quality Control

Our production of [2-[[4-[(2-Chloro-4-Nitrophenyl)Azo]Phenyl]Ethylamino]Ethyl]Trimethylammonium adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and assay, spectrophotometric analysis for color value, and identification via IR and NMR. We ensure compliance with relevant industry standards, and a detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment.

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). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product stability.

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
Residual Solvents	Meets ICH guidelines
Related Substances (HPLC)	Total impurities ≤ 5.0%

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