Description

Cyclopentene-1-Methanol CAS NO 1120-80-5 is a versatile, functionalized cyclopentene derivative characterized by its hydroxymethyl group, making it a valuable chiral building block and intermediate in advanced organic synthesis. This compound matters for its ability to introduce stereochemistry and functional complexity into target molecules, which is critical for developing high-value fine chemicals and active pharmaceutical ingredients (APIs). It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel compounds with specific three-dimensional architectures.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of prostaglandins, nucleoside analogs, and other bioactive molecules with complex ring systems.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the cyclopentene scaffold contributes to biological activity.
• Fine Chemical Production: Acts as a precursor for fragrances, flavors, and performance chemicals requiring specific cyclic structures.
• Polymer Science: Employed as a monomer or cross-linking agent for creating specialty polymers with unique thermal or mechanical properties.
• Academic & Industrial R&D: A valuable reagent for methodological development in asymmetric synthesis and catalysis studies.
• Material Science: Potential use in the synthesis of liquid crystals and organic electronic materials due to its rigid, functionalized core.

Basic Information

Item	Detail
Product Name	Cyclopentene-1-Methanol
CAS No.	1120-80-5
Molecular Formula	C6H10O
Molecular Weight	98.14 g/mol
Synonyms	1-(Hydroxymethyl)cyclopentene; Cyclopent-1-en-1-ylmethanol; 1-Cyclopenten-1-ylmethanol; (Cyclopent-1-en-1-yl)methanol; Hydroxymethylcyclopentene; 1-Cyclopentene-1-methanol; Cyclopentenylmethanol
EINECS	214-317-8

Quality Control

Our Cyclopentene-1-Methanol is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting critical parameters such as assay and impurity profiles. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliable supply for your most demanding applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). The product should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to minimize potential oxidation. Keep away from strong oxidizing agents, acids, and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Rotation (if chiral)	Contact for details

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