Description

2-Methylenecyclopentanone is a versatile, reactive cyclic enone building block with significant utility in advanced organic synthesis. Its unique structure, featuring an exocyclic methylene group conjugated to a carbonyl, makes it a valuable precursor for constructing complex molecular frameworks. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of complex heterocycles and bioactive molecules, including potential drug candidates.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and plant growth regulators due to its reactive scaffold.
• Fine Chemical Production: Acts as a fundamental building block for fragrances, flavors, and other specialty organic compounds.
• Polymer & Material Science: Employed as a monomer or cross-linking agent in the creation of specialty polymers with tailored properties.
• Academic & R&D: A crucial reagent in methodological organic chemistry research, particularly in cycloaddition and conjugate addition reactions.
• Chemical Synthesis: Utilized in Diels-Alder reactions and Michael additions to form complex carbocyclic and heterocyclic structures.

Basic Information

Product Name	2-Methylenecyclopentanone
CAS No.	1489-50-5
Molecular Formula	C6H8O
Molecular Weight	96.13 g/mol
Synonyms	2-Methylenecyclopentan-1-one; Cyclopentanone, 2-methylene-; 2-Methylidenecyclopentanone; 2-Methylen-cyclopentanon; 2-Methylene-1-cyclopentanone
EINECS	Contact for details

Quality Control

Our 2-Methylenecyclopentanone is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee reliable performance in your critical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate to maintain stability.

Specification

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

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