Description

Cyclopentanone, 2-(2-Methylene-3-Butenyl)- (9Ci) is a specialized organic compound featuring a cyclopentanone core substituted with a reactive methylene-butenyl side chain. This unique molecular structure makes it a valuable versatile building block in advanced organic synthesis, particularly for constructing complex cyclic and terpenoid frameworks. It is primarily sought by research institutions, pharmaceutical intermediates manufacturers, and fine chemical producers for applications in fragrance development, agrochemical research, and material science.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of novel active pharmaceutical ingredients (APIs), especially those with complex cyclic structures.
• Fragrance and Flavor Synthesis: Used as a precursor for creating unique musk-like, woody, or amber scent molecules in high-value perfumery and flavor compounds.
• Agrochemical Research: Acts as a building block in the synthesis of experimental pesticides, herbicides, and plant growth regulators with specific biological activity.
• Material Science: Employed in the development of specialty polymers, resins, and advanced organic materials requiring specific functional groups.
• Organic Synthesis Reagent: Utilized in academic and industrial R&D for Diels-Alder reactions, Michael additions, and other cyclization processes to create novel organic molecules.
• Terpenoid and Steroid Analog Synthesis: Provides a strategic starting point for the semi-synthesis of complex natural product analogs and derivatives.

Basic Information

Product Name	Cyclopentanone, 2-(2-Methylene-3-Butenyl)- (9Ci)
CAS No.	364058-25-3
Molecular Formula	C₁₀H₁₄O
Molecular Weight	150.22 g/mol
Synonyms	2-(2-Methylene-3-butenyl)cyclopentanone; 2-(2-Methylenebut-3-en-1-yl)cyclopentan-1-one; 2-(2-Methylene-3-buten-1-yl)cyclopentanone; 2-(3-Buten-2-ylidene)cyclopentanone (related isomer); 2-(2-Methylenebut-3-enyl)cyclopentanone; Cyclopentanone, 2-(2-methylenebut-3-enyl)-; 2-(2-Methylene-3-butenyl)-1-cyclopentanone
EINECS	Contact for details

Quality Control

Our Cyclopentanone, 2-(2-Methylene-3-Butenyl)- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles upon request, supporting your quality assurance and regulatory compliance needs for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term storage or when working with opened containers to maintain stability and purity.

Specification

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

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