Description

4-((4-Amino-3-Ethoxyphenyl)-Azo)-N,n-Diethylaniline is a specialized azo dye intermediate of significant commercial importance for its role in synthesizing high-value colorants. This compound, with CAS No. 126335-32-8, is prized for its ability to impart specific, stable hues in demanding applications. It is a critical raw material for manufacturers in the dye and pigment industries, particularly those producing colorants for textiles, inks, and advanced materials where precise color performance is required.

Application

• Primary intermediate for the synthesis of azo disperse dyes and pigments.
• Key component in manufacturing colorants for synthetic textile fibers such as polyester and acetate.
• Used in the production of specialty inks for printing and packaging applications.
• Employed in the development of functional dyes for non-textile uses, including plastics and coatings.
• Potential use in research and development of colorimetric sensors and analytical reagents.

Basic Information

Product Name	4-((4-Amino-3-Ethoxyphenyl)-Azo)-N,n-Diethylaniline
CAS No.	126335-32-8
Molecular Formula	C18H24N4O
Molecular Weight	312.41 g/mol
Synonyms	4-[(4-Amino-3-ethoxyphenyl)azo]-N,N-diethylaniline; 4-((4-Amino-3-ethoxyphenyl)diazenyl)-N,N-diethylaniline; C.I. Disperse Yellow 119; Disperse Yellow 119; Azoic Diazo Component 119; 1-Amino-2-ethoxy-4-[(4-(diethylamino)phenyl)azo]benzene; N,N-Diethyl-4-[(4-amino-3-ethoxyphenyl)azo]aniline
EINECS	Contact for details

Quality Control

Our production of 4-((4-Amino-3-Ethoxyphenyl)-Azo)-N,n-Diethylaniline adheres to a stringent quality management system to ensure batch-to-batch consistency and purity. The material is manufactured and tested to meet exacting industry specifications for dye intermediates. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee supply reliability and technical compliance for your synthesis 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). Keep away from heat, sparks, and open flame. This material is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Orange to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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