Description

4-Bromo-6,7-dihydro-5H-cyclopenta[b]pyridine is a versatile brominated heterocyclic building block of significant interest in advanced organic synthesis. Its core structure makes it a critical intermediate for constructing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is primarily sought by research institutions and industrial R&D departments for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, especially kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science: Serves as a building block for organic semiconductors, ligands for catalysis, and other functional organic materials.
• Chemical Synthesis: Employed in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) to introduce the cyclopentapyridine moiety into more complex architectures.
• Academic & Contract Research: Essential for methodological studies and library synthesis in medicinal and synthetic chemistry programs.

Basic Information

Product Name	4-Bromo-6,7-dihydro-5H-cyclopenta[b]pyridine
CAS No.	881204-65-5
Molecular Formula	C8H8BrN
Molecular Weight	198.06 g/mol
Synonyms	4-Bromo-5,6-dihydrocyclopenta[b]pyridine; 4-Bromocyclopentapyridine; 6,7-Dihydro-5H-cyclopenta[b]pyridin-4-yl bromide; 4-Bromo-6,7-dihydro-5H-cyclopenta[b]pyridine; 881204-65-5; 4-Bromo-5,6-dihydro-cyclopenta[b]pyridine; 4-Bromocyclopenta[b]pyridine
EINECS	Contact for details

Quality Control

Our production of 4-Bromo-6,7-dihydro-5H-cyclopenta[b]pyridine adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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