Description

3-Methyl-4-[[4-(Methylsulphonyl)-2-Nitrophenyl]Azo]-1-Phenyl-1H-Pyrazol-5-Amine is a specialized azo pyrazole derivative, valued for its role as a key synthetic intermediate and colorant precursor. This compound is engineered to deliver precise chemical functionality and consistent performance in advanced manufacturing processes. It is primarily sought by the pharmaceutical, agrochemical, and specialty dye industries for research, development, and high-value production.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides.
• Specialty Dye & Pigment Manufacturing: Acts as a key precursor for high-performance azo dyes and organic pigments.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new heterocyclic compounds and azo chemistry.
• Material Science: Investigated for potential applications in functional materials and advanced polymers.

Basic Information

Product Name	3-Methyl-4-[[4-(Methylsulphonyl)-2-Nitrophenyl]Azo]-1-Phenyl-1H-Pyrazol-5-Amine
CAS No.	70210-09-2
Molecular Formula	C17H17N5O4S
Molecular Weight	395.42 g/mol
Synonyms	3-Methyl-4-[(4-methylsulfonyl-2-nitrophenyl)azo]-1-phenyl-1H-pyrazol-5-amine; 1-Phenyl-3-methyl-4-(4-methylsulfonyl-2-nitrophenylazo)-5-pyrazolamine; 5-Amino-1-phenyl-3-methyl-4-(4-methylsulfonyl-2-nitrophenylazo)pyrazole; C.I. Disperse Yellow 119; Disperse Yellow 119; CAS 70210-09-2
EINECS	Contact for details

Quality Control

Our production of 3-Methyl-4-[[4-(Methylsulphonyl)-2-Nitrophenyl]Azo]-1-Phenyl-1H-Pyrazol-5-Amine adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

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 heat, sparks, and open flame. The compound is light-sensitive; containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.