Description

Cyclopentanecarbonyl Chloride, 1-Chloro- (9Ci) is a versatile and highly reactive acyl chloride derivative of cyclopentane. This compound matters as a critical building block in organic synthesis, enabling the efficient introduction of the cyclopentanecarbonyl moiety into target molecules. It is primarily needed by R&D chemists and process engineers in the pharmaceutical and agrochemical industries for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key reagent in the synthesis of novel drug candidates, particularly those containing cyclopentane-based scaffolds.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopentane ring contributes to biological activity.
• Polymer Chemistry: Acts as a monomer or modifying agent in the creation of specialty polymers with tailored properties.
• Peptide Coupling Agent: Facilitates amide bond formation in peptide synthesis and other condensation reactions.
• Material Science Research: Employed in the development of new organic materials and liquid crystals.
• Chemical Derivatization: Useful for analytical chemistry applications to modify compounds for detection or separation.

Basic Information

Item	Detail
Product Name	Cyclopentanecarbonyl Chloride, 1-Chloro- (9Ci)
CAS No.	53287-46-0
Molecular Formula	C6H9ClO
Molecular Weight	132.59 g/mol
Synonyms	1-Chlorocyclopentanecarbonyl Chloride; Cyclopentanecarbonyl Chloride, 1-Chloro-; 1-Chlorocyclopentanecarboxylic Acid Chloride; 1-Chloro-1-cyclopentanecarbonyl Chloride; Cyclopentanecarboxylic Acid, 1-Chloro-, Chloride; 53287-46-0; 1-Chlorocyclopentanecarboxyl Chloride
EINECS	Contact for details

Quality Control

Our Cyclopentanecarbonyl Chloride is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at 15-25°C. Due to its highly volatile and hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.18 g/cm³

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