Description

3-Chloro-6,7-Dihydro-5H-Cyclopenta[B]Pyridin-5-One is a high-purity, versatile heterocyclic building block of significant interest in advanced organic synthesis. Its unique fused-ring structure containing chlorine and a ketone group makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of drug candidates targeting various therapeutic areas, including central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Research: Serves as a core scaffold for developing new generations of herbicides, fungicides, and insecticides with improved efficacy.
• Material Science: Used in the research and development of organic electronic materials, such as ligands for organic light-emitting diodes (OLEDs) and charge-transport materials.
• Chemical Biology: Employed as a probe or building block in the design of enzyme inhibitors and other biologically active molecules for mechanistic studies.
• Custom Synthesis & Contract Manufacturing: An essential starting material for custom synthesis services catering to the needs of biotechnology and fine chemical industries.

Basic Information

Product Name	3-Chloro-6,7-Dihydro-5H-Cyclopenta[B]Pyridin-5-One
CAS No.	1196156-82-7
Molecular Formula	C8H6ClNO
Molecular Weight	167.59 g/mol
Synonyms	3-Chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine; 3-Chloro-6,7-dihydro-5H-cyclopenta[b]pyridin-5-one; 5H-Cyclopenta[b]pyridin-5-one, 3-chloro-6,7-dihydro-; 3-Chlorocyclopentapyridinone; 3-Chloro-5-keto-6,7-dihydrocyclopenta[b]pyridine
EINECS	Contact for details

Quality Control

Every batch of 3-Chloro-6,7-Dihydro-5H-Cyclopenta[B]Pyridin-5-One is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency meet the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and reliability for your critical projects.

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 incompatible materials such as strong bases and strong reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
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.