Description

Ethylidenecyclopropane is a highly reactive strained-ring hydrocarbon featuring a cyclopropane ring fused with an exocyclic double bond. This unique molecular architecture makes it a valuable and versatile building block in advanced organic synthesis, particularly for constructing complex carbocyclic and heterocyclic frameworks. It is primarily sought after by research institutions and fine chemical manufacturers for the development of pharmaceuticals, agrochemicals, and novel materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of biologically active molecules, including potential drug candidates with complex ring systems.
• Agrochemical Synthesis: Used in the research and production of novel pesticides and herbicides, leveraging its reactivity to create unique molecular scaffolds.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal or mechanical properties.
• Organic Synthesis Building Block: Employed in [2+2] cycloadditions, ring-opening reactions, and other transformations to introduce cyclopropane units into target molecules.
• Catalysis & Ligand Development: Useful for synthesizing novel ligands and organometallic complexes for catalytic applications.
• Fragrance & Flavor Chemistry: Potential intermediate for creating unique synthetic aroma chemicals due to its volatile nature and structural features.

Basic Information

Product Name	Ethylidenecyclopropane
CAS No.	18631-83-9
Molecular Formula	C5H8
Molecular Weight	68.12 g/mol
Synonyms	Ethylidenecyclopropane; Bicyclo[2.1.0]pent-2-ene; 1-Ethylidenecyclopropane; 2-Ethylidenecyclopropane; 3-Ethylidenecycloprop-1-ene; Ethylidene cyclopropane
EINECS	Contact for details

Quality Control

Our Ethylidenecyclopropane is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR) spectroscopy, to confirm identity and high purity levels suitable for research and synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to ensure full traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, ideally at 2-8°C (refrigerated) or as specified on the label. Keep away from heat, sparks, and open flames. Containers must be kept tightly sealed and upright to prevent leakage and pressure build-up.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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