Description

4-[[4-[[4-(2-Hydroxyethoxy)Phenyl]Azo]-2-Methoxy-5-Methylphenyl]Azo]Phenol is a specialized azo dye intermediate known for its distinct chromophoric structure. This compound is valued for its ability to impart color and its role in synthesizing more complex, high-performance dyes and pigments. It is primarily required by manufacturers in the textile, ink, and specialty polymer industries seeking to develop products with specific hue and stability characteristics.

Application

• Key intermediate for the synthesis of disperse dyes used in polyester and acetate fiber coloring.
• Precursor in the manufacture of high-performance pigments for inks and coatings.
• Used in research and development of functional dyes for non-textile applications, including optical media.
• Potential component in the synthesis of liquid crystal dyes and colorants for electronic displays.
• Employed in laboratory settings for analytical chemistry as a chromogenic reagent or standard.

Basic Information

Product Name	4-[[4-[[4-(2-Hydroxyethoxy)Phenyl]Azo]-2-Methoxy-5-Methylphenyl]Azo]Phenol
CAS No.	10196-13-1
Molecular Formula	C22H22N4O4
Molecular Weight	406.44 g/mol
Synonyms	Phenol, 4-[[4-[[4-(2-hydroxyethoxy)phenyl]azo]-2-methoxy-5-methylphenyl]azo]-; C.I. Disperse Yellow 119; Disperse Yellow 119; 4-{[4-({4-[2-Hydroxyethoxy]phenyl}diazenyl)-2-methoxy-5-methylphenyl]diazenyl}phenol; 2-Methoxy-5-methyl-4-{[4-(2-hydroxyethoxy)phenyl]azo}phenylazo phenol; Azo dye intermediate Y-119; 4-((4-((4-(2-Hydroxyethoxy)phenyl)diazenyl)-2-methoxy-5-methylphenyl)diazenyl)phenol
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Each batch is controlled via HPLC and other analytical techniques to guarantee identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, impurity profile, and physical specifications are available upon request to support your quality assurance protocols.

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 sources and incompatible materials. Due to its light-sensitive nature, extended exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Orange to reddish-brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Melting Point	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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