Description

Ethyl 2-Chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylate is a high-value, multi-functional heterocyclic building block essential for advanced organic synthesis. This compound matters because it serves as a critical intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, enabling the construction of complex molecular architectures. Pharmaceutical and agrochemical R&D teams need this precise chemical scaffold to synthesize new drug candidates and crop protection agents with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides and fungicides.
• Chemical Research & Development: Serves as a versatile building block for constructing fused pyridine and cyclopentane ring systems in medicinal chemistry.
• Material Science: Potential intermediate for the development of specialty chemicals and functional materials.
• Contract Manufacturing (CMO): Supplied to custom synthesis organizations for scale-up and process development projects.

Basic Information

Product Name	Ethyl 2-Chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylate
CAS No.	41598-57-6
Molecular Formula	C11H10ClNO3
Molecular Weight	239.65 g/mol
Synonyms	Ethyl 2-chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylate; 6-Carbethoxy-2-chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine; 2-Chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylic Acid Ethyl Ester; Ethyl 2-chloro-5-oxo-5H-cyclopenta[b]pyridine-6-carboxylate; 41598-57-6; 6,7-Dihydro-5H-cyclopenta[b]pyridine-6-carboxylic acid, 2-chloro-5-oxo-, ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 2-Chloro-5-oxo-6,7-dihydro-5H-cyclopenta[b]pyridine-6-carboxylate 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. Certificates of Analysis (COA) detailing all specifications are provided with each shipment 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 area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and reducing agents.

Specification

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

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