Description

trans-Cyclooctene is a highly strained, cyclic alkene of significant interest in organic synthesis and materials science. Its unique structural geometry and high ring strain make it a valuable building block for advanced chemical transformations and polymer research. This compound is primarily utilized by researchers and industrial chemists in the development of specialty polymers, pharmaceuticals, and novel materials. The product is supplied under an inert atmosphere to ensure stability and purity for demanding applications.

Application

• Ring-Opening Metathesis Polymerization (ROMP): A key monomer for producing specialized polymers with unique mechanical and chemical properties.
• Chemical Synthesis Intermediate: Serves as a strained alkene precursor in Diels-Alder reactions and other cycloadditions for constructing complex molecular architectures.
• Ligand and Catalyst Development: Used in the study and creation of novel metal-organic complexes and catalytic systems.
• Material Science Research: Investigated for the development of self-healing materials and responsive polymer networks.
• Pharmaceutical Research: Employed as a synthetic intermediate in the exploration of new active pharmaceutical ingredients (APIs).
• Academic & Industrial R&D: A fundamental reagent for studying reaction mechanisms and strain-release chemistry.

Basic Information

Product Name	trans-Cyclooctene
CAS No.	931-89-5
Molecular Formula	C8H14
Molecular Weight	110.20 g/mol
Synonyms	(E)-Cyclooctene; trans-Cyclooct-4-ene; (E)-Cyclooct-4-ene; Cyclooctene, (E)-; 4-trans-Cyclooctene; (4E)-Cyclooctene; 4-Cyclooctene, (E)-; 931-89-5
EINECS	213-243-4

Quality Control

Our trans-Cyclooctene is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity for research and industrial use. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and volatility. Keep away from heat, sparks, and open flames. The container must be kept tightly sealed in a cool, well-ventilated place.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
cis-Cyclooctene (GC)	≤ 2.0%
Water Content (KF)	≤ 0.1%

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