Description

3-[Ethyl[3-Methyl-4-[[2-(Methylsulphonyl)-4-Nitrophenyl]Azo]Phenyl]Amino]Propiononitrile is a specialized azo dye intermediate of significant commercial importance. Its complex molecular structure, featuring a nitrophenyl azo group and a propiononitrile moiety, makes it a critical precursor for synthesizing high-performance dyes and pigments. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries seeking to produce vibrant, stable colorants.

Application

• Disperse Dye Synthesis: A key intermediate for manufacturing high-quality disperse dyes used in polyester and acetate fiber coloring.
• Pigment Production: Serves as a building block for organic pigments with applications in plastics, paints, and inks.
• Textile Industry: Enables the production of dyes that offer excellent wash-fastness and light-fastness for synthetic fabrics.
• Specialty Chemical Intermediates: Used in the research and development of novel chromophores and functional dyes.
• Inkjet Ink Formulation: Contributes to the synthesis of dyes for high-resolution digital printing inks.
• Liquid Crystal Display (LCD) Color Filters: Potential use in creating colorants for advanced display technologies.

Basic Information

Product Name	3-[Ethyl[3-Methyl-4-[[2-(Methylsulphonyl)-4-Nitrophenyl]Azo]Phenyl]Amino]Propiononitrile
CAS No.	67906-60-9
Molecular Formula	C19H21N5O4S
Molecular Weight	415.47 g/mol
Synonyms	3-[Ethyl(3-methyl-4-{[2-(methylsulfonyl)-4-nitrophenyl]diazenyl}phenyl)amino]propanenitrile; C.I. Disperse Yellow 119 Intermediate; 2-[[4-[Ethyl(2-cyanoethyl)amino]-2-methylphenyl]azo]-5-nitrobenzenesulfonylmethane; 4-[Ethyl(2-cyanoethyl)amino]-2-methyl-2'-(methylsulfonyl)-4'-nitroazobenzene; Propanenitrile, 3-[ethyl[3-methyl-4-[[2-(methylsulfonyl)-4-nitrophenyl]azo]phenyl]amino]-; Azo dye intermediate 67906-60-9
EINECS	Contact for details

Quality Control

Our production of 3-[Ethyl[3-Methyl-4-[[2-(Methylsulphonyl)-4-Nitrophenyl]Azo]Phenyl]Amino]Propiononitrile adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Every lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. Certificates of Analysis (COA) detailing identity, purity, and related substances are 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 room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its complex organic structure, prolonged exposure to elevated temperatures or direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Heavy Metals	≤ 20 ppm

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