Description

2,4-Dihydro-5-Methyl-4-[[4-(Methylsulphonyl)-2-Nitrophenyl]Azo]-2-Phenyl-3H-Pyrazol-3-Imine is a specialized azo dye intermediate with a complex heterocyclic structure. This compound is valued for its role in synthesizing high-performance pigments and dyes, offering excellent color fastness and thermal stability. It is primarily sought by manufacturers in the pigments, advanced materials, and specialty chemical synthesis sectors for demanding applications.

Application

• High-Performance Pigment Synthesis: A key intermediate for producing azo pigments with superior durability and color properties.
• Specialty Dye Manufacturing: Used in the creation of dyes for plastics, coatings, and inks requiring enhanced light and heat resistance.
• Advanced Material Research: Serves as a building block in the development of functional materials, including liquid crystals and organic semiconductors.
• Chemical Synthesis Intermediate: Utilized in organic synthesis for constructing complex nitrogen-containing heterocycles.
• Analytical Chemistry: May be employed as a reagent or standard in chromatographic analysis and method development.

Basic Information

Product Name	2,4-Dihydro-5-Methyl-4-[[4-(Methylsulphonyl)-2-Nitrophenyl]Azo]-2-Phenyl-3H-Pyrazol-3-Imine
CAS No.	70528-91-5
Molecular Formula	C17H16N6O4S
Molecular Weight	400.41 g/mol
Synonyms	5-Methyl-4-[(4-methylsulfonyl-2-nitrophenyl)azo]-2-phenyl-2,4-dihydro-3H-pyrazol-3-imine; 4-[[4-(Methylsulfonyl)-2-nitrophenyl]azo]-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-imine; Azo Pyrazolone Derivative; C.I. Disperse Yellow 241; Disperse Yellow 241; CAS 70528-91-5
EINECS	Contact for details

Quality Control

Our production of 2,4-Dihydro-5-Methyl-4-[[4-(Methylsulphonyl)-2-Nitrophenyl]Azo]-2-Phenyl-3H-Pyrazol-3-Imine adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency meet exacting customer specifications. Comprehensive Certificates of Analysis (COA) detailing all test results are provided to guarantee traceability and compliance with your quality assurance requirements.

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, sparks, and open flame. The product is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	Orange to red powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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