Description

3-Cyclopentene-1-Carbaldehyde is a versatile, unsaturated cyclic aldehyde that serves as a valuable building block in synthetic organic chemistry. Its unique structure, featuring both a reactive aldehyde group and a strained cyclopentene ring, makes it a critical intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop novel active ingredients, flavors, and fragrances.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of prostaglandin analogs, antiviral agents, and other bioactive molecules with cyclic frameworks.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging its reactivity to create novel heterocyclic compounds.
• Flavor & Fragrance Ingredient: Serves as a precursor for musky and green-note aroma chemicals due to its aldehyde functionality and cyclic structure.
• Material Science Research: Employed in the development of novel polymers and functional materials through Diels-Alder and other cycloaddition reactions.
• Organic Synthesis Building Block: Utilized in [2+2] and [4+2] cycloadditions, nucleophilic additions, and reduction reactions to create complex, chiral molecules.
• Catalysis & Ligand Development: Acts as a starting material for synthesizing novel chiral ligands and catalysts for asymmetric synthesis.

Basic Information

Product Name	3-Cyclopentene-1-Carbaldehyde
CAS No.	20145-35-1
Molecular Formula	C6H8O
Molecular Weight	96.13 g/mol
Synonyms	Cyclopent-3-ene-1-carboxaldehyde; 3-Cyclopentenecarboxaldehyde; 3-Cyclopentene-1-carboxaldehyde; 1-Formyl-3-cyclopentene; 3-Cyclopentenylcarboxaldehyde; Cyclopent-3-enecarbaldehyde; 3-Cyclopentenecarbaldehyde
EINECS	Contact for details

Quality Control

Our 3-Cyclopentene-1-Carbaldehyde is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We adhere to cGMP principles for production and can support regulatory filings for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 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.