Description

3-Chlorocyclopentene is a versatile halogenated cyclic olefin with significant utility as a key synthetic intermediate in organic chemistry. Its reactive chlorinated alkene structure makes it a valuable building block for constructing complex molecular frameworks, enabling the synthesis of pharmaceuticals, agrochemicals, and advanced materials. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce functionalized cyclopentane rings into their target molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing functionalized cyclopentane or cyclopentene cores.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides where the chlorocyclopentene moiety is incorporated into the final active compound.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, cross-coupling reactions, and nucleophilic substitution reactions to create more complex organic structures.
• Material Science Research: Acts as a monomer or starting material in the development of novel polymers and specialty materials with unique properties.
• Chemical Research & Development: Utilized in academic and industrial R&D labs for methodology development and exploring new reaction pathways.
• Flavor and Fragrance Industry: Can be used as an intermediate for synthesizing specific aroma chemicals and flavor compounds.

Basic Information

Product Name	3-Chlorocyclopentene
CAS No.	96-40-2
Molecular Formula	C5H7Cl
Molecular Weight	102.56 g/mol
Synonyms	3-Chlorocyclopent-1-ene; Cyclopentene, 3-chloro-; 1-Chloro-2-cyclopentene; 2-Cyclopenten-1-yl chloride; 3-Chloro-1-cyclopentene; NSC 60545
EINECS	202-506-5

Quality Control

Our 3-Chlorocyclopentene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR), to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flame. Due to its highly volatile nature, keep container tightly sealed when not in use. Recommended storage temperature is 2-8°C for extended stability. Keep away from strong acids and incompatible materials.

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)	~1.08 g/mL
Refractive Index (n20/D)	~1.475

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