Description

5-Bromo-2-(3-Chloro-Pyridin-2-Yl)-2H-Pyrazole-3-Carbonyl Chloride is a high-value, multi-functional chemical intermediate designed for advanced synthesis. Its core value lies in its reactive carbonyl chloride and halogenated pyrazole-pyridine structure, making it a critical building block for constructing complex molecules with precision. This compound is essential for research and development chemists and process engineers in the pharmaceutical and agrochemical industries, where it is used to develop new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, insecticides, and fungicides.
• Chemical Research & Development: Serves as a versatile building block in medicinal chemistry and material science for creating new molecular entities.
• Fine Chemical Production: Employed in the custom synthesis of specialty chemicals for various high-tech applications.
• Ligand and Catalyst Development: Useful for constructing complex heterocyclic ligands used in catalytic systems.

Basic Information

Product Name	5-Bromo-2-(3-Chloro-Pyridin-2-Yl)-2H-Pyrazole-3-Carbonyl Chloride
CAS No.	943982-60-3
Molecular Formula	C10H4BrCl2N3O
Molecular Weight	348.97 g/mol
Synonyms	5-Bromo-2-(3-chloropyridin-2-yl)-2H-pyrazole-3-carbonyl chloride; 2H-Pyrazole-3-carbonyl chloride, 5-bromo-2-(3-chloro-2-pyridinyl)-; 943982-60-3; 5-Bromo-2-(3-chloro-2-pyridyl)-2H-pyrazole-3-carbonyl chloride; 5-Bromo-2-(3-chloro-pyridin-2-yl)-2H-pyrazole-3-carboxylic acid chloride
EINECS	Contact for details

Quality Control

Our 5-Bromo-2-(3-Chloro-Pyridin-2-Yl)-2H-Pyrazole-3-Carbonyl Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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