Description

Ethylidenecyclooctane is a specialized, highly volatile cyclic olefin monomer with a unique bridged-ring structure. This compound is valued for its reactivity and serves as a crucial building block in advanced polymer synthesis and fine chemical manufacturing. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise molecular architecture.

Application

• Advanced Polymer Synthesis: Key monomer for the production of specialty polymers, including cyclic olefin copolymers (COCs) with high transparency and thermal stability.
• Pharmaceutical Intermediates: Serves as a versatile scaffold in the synthesis of complex, biologically active molecules and drug candidates.
• Agrochemical Development: Used in the research and production of novel active ingredients and formulation additives.
• Material Science Research: Employed in the development of new polymeric materials with tailored properties for optics, electronics, and coatings.
• Fine Chemical Manufacturing: Acts as a precursor in multi-step organic syntheses for high-value specialty chemicals.
• Cross-linking Agent: Utilized in formulations to introduce cross-links, enhancing the mechanical and chemical resistance of polymer networks.

Basic Information

Product Name	Ethylidenecyclooctane
CAS No.	19780-51-9
Molecular Formula	C10H16
Molecular Weight	136.23 g/mol
Synonyms	1-Ethylidenecyclooctane; Ethylidenecyclooctane; Cyclooctane, ethylidene-; 1-(Ethylidene)cyclooctane; 1-Ethylidene-cyclooctane; 19780-51-9; Ethylidene-cyclooctane
EINECS	Contact for details

Quality Control

Our Ethylidenecyclooctane is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and ignition points. Due to its highly volatile nature, containers must be kept tightly sealed when not in use to prevent evaporation and concentration changes. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Individual impurity ≤ 1.0%

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