Description

Ethyl 11-Cyclopent-2-Enylundecanoate is a specialized organic ester compound with a unique cyclic alkene moiety integrated into a long-chain fatty acid ester structure. This molecular architecture makes it a valuable intermediate for synthesizing complex molecules, particularly in the fragrance and pharmaceutical sectors where specific ring structures are required. It is primarily sought by R&D chemists and production specialists in fine chemical synthesis, advanced material science, and flavor & fragrance development.

Application

• Fragrance and Flavor Intermediate: Serves as a key building block for the synthesis of musky, amber, or woody odorants in high-end perfumery.
• Pharmaceutical Synthesis: Used as a sophisticated chiral intermediate or scaffold in the research and development of bioactive compounds and active pharmaceutical ingredients (APIs).
• Organic Synthesis Research: Acts as a versatile substrate in organic chemistry for studying cycloaddition reactions, hydrogenation, and other transformations involving the cyclopentenyl group.
• Liquid Crystal and Advanced Material Precursor: Its rigid cyclic structure and long alkyl chain make it a candidate for developing organic components in liquid crystal displays (LCDs) or specialty polymers.
• Specialty Lubricant and Plasticizer Component: Potential use in formulating high-performance synthetic esters for niche industrial applications requiring specific thermal and solubility properties.

Basic Information

Product Name	Ethyl 11-Cyclopent-2-Enylundecanoate
CAS No.	3552-12-3
Molecular Formula	C18H32O2
Molecular Weight	280.45 g/mol
Synonyms	Ethyl 11-(2-cyclopenten-1-yl)undecanoate; 11-Cyclopent-2-en-1-ylundecanoic acid ethyl ester; Undecanoic acid, 11-(2-cyclopenten-1-yl)-, ethyl ester; Ethyl 11-(cyclopent-2-en-1-yl)undecanoate
EINECS	Contact for details

Quality Control

Our Ethyl 11-Cyclopent-2-Enylundecanoate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	Contact for details
Density (20°C)	Contact for details

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