Description

4-Bromo-3-Chloropyridine is a versatile halogenated pyridine derivative that serves as a critical building block in advanced organic synthesis. Its unique substitution pattern makes it a valuable intermediate for constructing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This high-purity compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), crop protection agents, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, especially kinase inhibitors and other biologically active heterocycles.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in transition metal catalysis.
• Material Science: Employed in the research and production of organic electronic materials and liquid crystals.
• Chemical Research: A fundamental reagent for exploring new cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) and other functional group transformations.
• Custom Synthesis: Provides a versatile handle for contract research and manufacturing organizations (CROs/CMOs) to build bespoke molecular architectures.

Basic Information

Product Name	4-Bromo-3-Chloropyridine
CAS No.	73583-41-2
Molecular Formula	C5H3BrClN
Molecular Weight	192.44 g/mol
Synonyms	3-Chloro-4-bromopyridine; 4-Bromo-3-chloropyridine; Pyridine, 4-bromo-3-chloro-; 3-Chloro-4-bromo-pyridine; 4-Bromo-3-chloro-pyridine; 73583-41-2 (CAS); 4-Br-3-Cl-Pyridine
EINECS	Contact for details

Quality Control

Our 4-Bromo-3-Chloropyridine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with every shipment, detailing all relevant specifications. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your most critical synthesis steps.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep the container tightly sealed in a dry environment to prevent moisture absorption. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Purity (GC)	≥97.0%
Melting Point	Contact for details
Loss on Drying	≤0.5%
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.