Description

2-[1-(2-Chloro-Phenyl)-Ethyl]-5-Methyl-2H-Pyrazol-3-Ylamine is a high-purity pyrazole derivative building block of significant interest in advanced organic synthesis. This compound matters as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, enabling the creation of complex molecular architectures. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for process development and scale-up activities.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly in medicinal chemistry research for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides and herbicides, leveraging its pyrazole core structure.
• Chemical Research: Serves as a versatile precursor for heterocyclic chemistry, enabling the construction of complex fused-ring systems in academic and industrial R&D.
• Material Science: Potential intermediate for the synthesis of specialty polymers, ligands, or organic electronic materials requiring specific functionalized heterocycles.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for use in client-specific synthesis projects.

Basic Information

Product Name	2-[1-(2-Chloro-Phenyl)-Ethyl]-5-Methyl-2H-Pyrazol-3-Ylamine
CAS No.	957483-10-2
Molecular Formula	C12H14ClN3
Molecular Weight	235.71 g/mol
Synonyms	2-[1-(2-Chlorophenyl)ethyl]-5-methyl-2H-pyrazol-3-amine; 1-(2-Chlorophenyl)ethyl-5-methyl-1H-pyrazol-3-amine; 3-Amino-1-(1-(2-chlorophenyl)ethyl)-5-methyl-1H-pyrazole; 5-Methyl-2-[1-(2-chlorophenyl)ethyl]-2H-pyrazol-3-ylamine; 957483-10-2; Pyrazole-3-amine, 2-[1-(2-chlorophenyl)ethyl]-5-methyl-
EINECS	Contact for details

Quality Control

Our 2-[1-(2-Chloro-Phenyl)-Ethyl]-5-Methyl-2H-Pyrazol-3-Ylamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our production adheres to cGMP guidelines where applicable, ensuring reliable quality and batch-to-batch consistency for your critical synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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