Description

Cyclopentene, 3-Ethenyl- CAS NO 26727-45-7 is a specialized, highly reactive organic compound belonging to the class of substituted cyclopentenes. This chemical serves as a valuable and versatile building block in advanced organic synthesis, prized for its unique cyclic structure and reactive vinyl group. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel compounds and materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex bioactive molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and plant growth regulators.
• Specialty Polymer Monomer: Acts as a monomer or co-monomer for creating polymers with specific thermal or mechanical properties.
• Fine Chemical Production: Employed in the manufacture of flavors, fragrances, and other high-value specialty chemicals.
• Organic Synthesis Reagent: A versatile reagent in Diels-Alder reactions and other cycloaddition chemistry for constructing complex ring systems.
• Material Science Research: Investigated for use in advanced material development, including liquid crystals and organic semiconductors.

Basic Information

Product Name	Cyclopentene, 3-Ethenyl-
CAS No.	26727-45-7
Molecular Formula	C7H10
Molecular Weight	94.15 g/mol
Synonyms	3-Vinylcyclopentene; 1-Vinylcyclopent-2-ene; 3-Ethenylcyclopentene; Cyclopentene, 3-vinyl-; 3-Vinyl-1-cyclopentene; NSC 163045; 3-Ethenyl-1-cyclopentene
EINECS	Contact for details

Quality Control

Our Cyclopentene, 3-Ethenyl- is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, this product should be stored under an inert atmosphere (e.g., nitrogen or argon) in a cool, well-ventilated place. Recommended storage temperature is 2-8°C to maintain stability and minimize degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Non-volatile Residue	≤ 0.1%

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