Description

7H-Cyclopenta[C]Pyridin-7-One,5-Ethyl-1-Fluoro-1,2,5,6-Tetrahydro-5-Hydroxy-(9Ci) is a high-purity, fluorinated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for lead optimization and process chemistry. The compound, CAS 340268-43-1, is supplied under stringent quality control to ensure batch-to-batch consistency for critical applications.

Application

• Pharmaceutical Intermediate: Serves as a critical synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring fluorinated motifs for enhanced metabolic stability.
• Agrochemical Synthesis: Used in the synthesis of advanced herbicides, fungicides, or insecticides where the fluorinated cyclopentapyridinone core contributes to biological activity and environmental persistence profiles.
• Material Science Research: Acts as a precursor for developing novel organic electronic materials or ligands for catalytic systems, leveraging its unique fused-ring structure.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in fluorination chemistry, asymmetric synthesis, and heterocycle formation.
• Custom Synthesis & Scale-Up: Provides a starting point for custom manufacturing projects requiring gram to kilogram quantities of tailored, complex fluorinated molecules.

Basic Information

Product Name	7H-Cyclopenta[C]Pyridin-7-One,5-Ethyl-1-Fluoro-1,2,5,6-Tetrahydro-5-Hydroxy-(9Ci)
CAS No.	340268-43-1
Molecular Formula	C10H12FNO2
Molecular Weight	197.21 g/mol
Synonyms	5-Ethyl-1-fluoro-5-hydroxy-1,2,5,6-tetrahydro-7H-cyclopenta[c]pyridin-7-one; 1-Fluoro-5-ethyl-5-hydroxy-1,2,5,6-tetrahydro-7H-cyclopenta[c]pyridin-7-one; 340268-43-1; 7H-Cyclopenta[c]pyridin-7-one, 5-ethyl-1-fluoro-1,2,5,6-tetrahydro-5-hydroxy-; 5-Ethyl-1-fluoro-5-hydroxy-2,3,5,6-tetrahydro-7H-cyclopenta[c]pyridin-7-one; Fluorinated Cyclopentapyridinone Derivative
EINECS	Contact for details

Quality Control

Our 7H-Cyclopenta[C]Pyridin-7-One,5-Ethyl-1-Fluoro-1,2,5,6-Tetrahydro-5-Hydroxy-(9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and conformity to customer specifications. Certificates of Analysis (COA) documenting all critical quality attributes are provided and available upon request. We adhere to cGMP principles where applicable to support its use in regulated research and development pipelines.

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). This compound may be moisture-sensitive; keep the container tightly sealed under an inert atmosphere if specified. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.