Description

Cyclopentanecarbonyl Chloride, 3-Chloro- (9Ci) is a specialized organic acid chloride derivative of cyclopentane, serving as a critical high-purity building block in advanced chemical synthesis. This compound matters for its role in introducing the cyclopentylcarbonyl moiety and enabling further functionalization through its reactive chloride group. It is primarily needed by research and development chemists and process scale-up teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and complex intermediates.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the cyclopentane ring contributes to specific biological activity.
• Material Science Research: Employed in the development of specialty polymers and advanced organic materials requiring tailored carbonyl functionalities.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D in organic chemistry, facilitating studies in reaction mechanisms and new synthetic methodologies.
• Fine Chemical Production: Integral in multi-step syntheses for producing high-value, complex fine chemicals and custom synthesis projects.

Basic Information

Product Name	Cyclopentanecarbonyl Chloride, 3-Chloro- (9Ci)
CAS No.	56447-14-4
Molecular Formula	C6H8Cl2O
Molecular Weight	167.03 g/mol
Synonyms	3-Chlorocyclopentanecarbonyl Chloride; 3-Chloro-1-cyclopentanecarbonyl Chloride; 3-Chlorocyclopentane-1-carbonyl Chloride; Cyclopentanecarbonyl Chloride, 3-Chloro-; 1-Cyclopentanecarbonyl Chloride, 3-Chloro-; 3-Chloro-cyclopentanecarboxylic acid chloride
EINECS	Contact for details

Quality Control

Our Cyclopentanecarbonyl Chloride, 3-Chloro- (9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for sensitive synthetic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated research and development pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its nature as a strong acid/organic solvent, it should be kept separate from bases, oxidizing agents, and moisture. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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