Description

1-(5-Chloro-2-Pyridinyl)-5-Methyl-4,5-Dihydro-1H-Pyrazol-3-Amine is a high-purity, advanced pharmaceutical intermediate characterized by its pyrazoline-pyridine hybrid structure. This compound is of significant commercial importance due to its role as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing novel therapeutic and crop protection agents.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Serves as a core scaffold for developing new-generation pesticides and herbicides with improved efficacy and selectivity.
• Chemical Synthesis Building Block: Used in organic synthesis for constructing complex heterocyclic compounds in medicinal and materials chemistry.
• Biochemical Research: Employed in life science research as a tool compound for studying enzymatic pathways and biological mechanisms.
• Material Science Applications: Potential use in the development of specialty polymers and functional materials due to its aromatic nitrogen-containing structure.

Basic Information

Product Name	1-(5-Chloro-2-Pyridinyl)-5-Methyl-4,5-Dihydro-1H-Pyrazol-3-Amine
CAS No.	85964-21-2
Molecular Formula	C9H11ClN4
Molecular Weight	210.66 g/mol
Synonyms	5-Methyl-1-(5-chloro-2-pyridinyl)-4,5-dihydro-1H-pyrazol-3-amine; 1-(5-Chloro-2-pyridyl)-5-methyl-4,5-dihydro-1H-pyrazol-3-ylamine; 3-Amino-1-(5-chloro-2-pyridinyl)-5-methyl-4,5-dihydro-1H-pyrazole; 5-Methyl-1-(5-chloropyridin-2-yl)-4,5-dihydro-1H-pyrazol-3-amine; 85964-21-2; 5-Chloro-2-(3-amino-5-methyl-4,5-dihydro-1H-pyrazol-1-yl)pyridine
EINECS	Contact for details

Quality Control

Our 1-(5-Chloro-2-Pyridinyl)-5-Methyl-4,5-Dihydro-1H-Pyrazol-3-Amine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C
Loss on Drying	≤ 0.5%

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