Description

1,3-Cyclooctadiene is a versatile, eight-membered cyclic diene with significant utility in organic synthesis and materials science. Its conjugated diene system makes it a valuable building block for Diels-Alder reactions and other cycloadditions, enabling the construction of complex molecular frameworks. This intermediate is particularly sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel compounds and advanced materials.

Application

• Organic Synthesis Intermediate: A key precursor in Diels-Alder reactions for the synthesis of complex bicyclic and polycyclic compounds.
• Pharmaceutical Research: Used in the development of novel drug candidates and active pharmaceutical ingredients (APIs) requiring specific ring structures.
• Polymer & Material Science: Serves as a monomer or co-monomer in the production of specialty polymers with unique thermal or mechanical properties.
• Agrochemical Development: Employed in the synthesis of advanced crop protection agents and herbicides.
• Ligand & Catalyst Synthesis: Utilized to create novel ligands for transition metal catalysts used in asymmetric synthesis.
• Fragrance & Flavor Chemistry: Acts as a starting material for synthesizing specific aroma chemicals and terpenoid analogs.

Basic Information

Product Name	1,3-Cyclooctadiene
CAS No.	3806-59-5
Molecular Formula	C8H12
Molecular Weight	108.18 g/mol
Synonyms	1,3-Cyclooctadiene; COD; Cycloocta-1,3-diene; 1,3-Cyclooctadiene, mixture of cis and trans; Bicyclo[6.1.0]nona-2,4,6-triene (derivative); cis,trans-1,3-Cyclooctadiene
EINECS	223-280-7

Quality Control

Our 1,3-Cyclooctadiene is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced analytical techniques including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR) to verify identity and composition. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place, away from heat sources and open flames. Due to its highly volatile nature, containers should be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) when not in use to prevent evaporation and potential degradation. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Isomer Ratio (cis/trans)	Reported on COA

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