Description

4-((4-Amino-3-Methoxyphenyl)-Azo)-N,n-Diethylaniline CAS NO 126335-31-7 is a specialized azo dye intermediate characterized by its distinct molecular structure, which is critical for synthesizing high-performance colorants. This compound is valued for its role in producing dyes with excellent color fastness, thermal stability, and vibrant hues, making it a key component in advanced coloration processes. It is primarily required by manufacturers in the dye and pigment industries, as well as by research institutions developing novel functional materials and specialty chemicals.

Application

• Primary intermediate for the synthesis of high-grade azo disperse dyes and pigments.
• Key precursor in manufacturing dyes for textile coloration, particularly for synthetic fibers like polyester and acetate.
• Used in the production of specialty colorants for inks, including inks for digital printing and packaging.
• Research and development of novel functional dyes for optical applications and sensors.
• Potential intermediate in the synthesis of liquid crystal dyes and other advanced material systems.
• Used in laboratory settings for analytical chemistry and as a reference standard.

Basic Information

Product Name	4-((4-Amino-3-Methoxyphenyl)-Azo)-N,n-Diethylaniline
CAS No.	126335-31-7
Molecular Formula	C18H24N4O
Molecular Weight	312.41 g/mol
Synonyms	4-[(4-Amino-3-methoxyphenyl)azo]-N,N-diethylaniline; N,N-Diethyl-4-[(4-amino-3-methoxyphenyl)azo]aniline; 4-((4-Amino-3-Methoxyphenyl)-Azo)-N,N-Diethylbenzenamine; Azoic Diazo Component; Disperse Dye Intermediate; C.I. Disperse Yellow 241 (related); 1-Amino-2-methoxy-4-[(4-diethylaminophenyl)azo]benzene; Solvent Yellow 163 (related)
EINECS	Contact for details

Quality Control

Our 4-((4-Amino-3-Methoxyphenyl)-Azo)-N,n-Diethylaniline is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for use in sensitive dye synthesis. Certificates of Analysis (COA) documenting purity, assay, and impurity profiles 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, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

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
Residual Solvents	Meets ICH guidelines

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