Description

Potassium 2-[[4-[[3-Methyl-4-[(Phenylsulphonyl)Oxy]Phenyl]Azo]Phenyl]Amino]-5-Nitrobenzenesulphonate is a high-purity, water-soluble azo dye intermediate and specialty chemical. This compound is valued for its precise molecular structure, which is critical for synthesizing dyes and pigments with specific color properties and stability. It is primarily required by manufacturers in the dyestuff, textile, and specialty chemical industries for producing high-performance colorants.

Application

• Primary Intermediate for Azo Dyes: A key building block in the synthesis of complex, high-value azo dyes for textiles and leather.
• Specialty Pigment Manufacturing: Used in the production of organic pigments for inks, coatings, and plastics requiring specific color fastness.
• Research & Development: Serves as a precise chemical entity in R&D labs for developing new chromophores and functional dyes.
• Analytical Chemistry: Can be utilized as a standard or reagent in analytical methods for dye identification and quantification.
• Functional Material Synthesis: Potential use in creating advanced materials where its sulfonate and azo groups impart specific properties.

Basic Information

Product Name	Potassium 2-[[4-[[3-Methyl-4-[(Phenylsulphonyl)Oxy]Phenyl]Azo]Phenyl]Amino]-5-Nitrobenzenesulphonate
CAS No.	75627-29-1
Molecular Formula	C25H19KN4O8S2
Molecular Weight	606.67 g/mol
Synonyms	Potassium 2-((4-((3-Methyl-4-((phenylsulfonyl)oxy)phenyl)azo)phenyl)amino)-5-nitrobenzenesulfonate; Benzenesulfonic acid, 2-[[4-[[3-methyl-4-[(phenylsulfonyl)oxy]phenyl]azo]phenyl]amino]-5-nitro-, potassium salt; C.I. Disperse Yellow 241; Disperse Yellow 241; Azo dye intermediate 75627-29-1; 2-[(4-{[3-Methyl-4-(phenylsulfonyloxy)phenyl]diazenyl}phenyl)amino]-5-nitrobenzenesulfonic acid potassium salt
EINECS	Contact for details

Quality Control

Our production of Potassium 2-[[4-[[3-Methyl-4-[(Phenylsulphonyl)Oxy]Phenyl]Azo]Phenyl]Amino]-5-Nitrobenzenesulphonate adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and batch-to-batch reliability. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	Conforms
Heavy Metals	≤ 20 ppm

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