Description

p-[[3-Methyl-4-[[4-[2-(Sulphooxy)Ethoxy]Phenyl]Azo]Phenyl]Azo]Phenol is a specialized azo dye intermediate featuring a sulphooxyethoxy functional group, which imparts enhanced water solubility and reactivity. This compound is engineered for high-performance applications where precise color development and strong substrate affinity are critical. It is primarily utilized by manufacturers in the textile, ink, and specialty polymer industries seeking advanced chromophores for demanding formulations.

Application

• Textile Dyeing: As a key intermediate for synthesizing reactive and acid dyes for coloring natural and synthetic fibers like cotton, wool, and nylon.
• Ink Manufacturing: Used in the production of high-quality pigments for inks in packaging, printing, and digital applications.
• Functional Polymer Synthesis: Acts as a monomer or colorant component in the creation of specialty polymers and resins with specific optical properties.
• Research & Development: Serves as a valuable building block in chemical research for developing novel dyes, sensors, and advanced organic materials.
• Leather Finishing: Employed in the formulation of dyes for leather products, providing durable and vibrant coloration.
• Paper Coloring: Used in the manufacture of dyes for specialty paper and cardboard products.

Basic Information

Product Name	p-[[3-Methyl-4-[[4-[2-(Sulphooxy)Ethoxy]Phenyl]Azo]Phenyl]Azo]Phenol
CAS No.	54307-21-0
Molecular Formula	C21H19N4O6S
Molecular Weight	455.46 g/mol
Synonyms	4-[[3-Methyl-4-[[4-[2-(sulphooxy)ethoxy]phenyl]azo]phenyl]azo]phenol; Phenol, 4-[[3-methyl-4-[[4-[2-(sulfoxy)ethoxy]phenyl]azo]phenyl]azo]-; Azo dye intermediate 54307-21-0; 4-((3-Methyl-4-((4-(2-(sulfoxy)ethoxy)phenyl)diazenyl)phenyl)diazenyl)phenol; 4-Hydroxy-3'-methyl-4'-[4-(2-sulfoxyethoxy)phenylazo]azobenzene; Water-soluble azo dye precursor; Reactive dye intermediate
EINECS	Contact for details

Quality Control

Our production of p-[[3-Methyl-4-[[4-[2-(Sulphooxy)Ethoxy]Phenyl]Azo]Phenyl]Azo]Phenol adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistency, purity, and compliance with customer specifications. Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and physical characteristics are provided and available upon request.

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 strong oxidizing agents and incompatible materials. The product is light-sensitive (store away from light) and hygroscopic (moisture-sensitive); ensure containers are sealed after each use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfate Content	Conforms
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.