Description

5-Bromocyclooctene is a versatile brominated cyclic olefin that serves as a valuable synthetic intermediate in advanced organic chemistry. Its unique structure, featuring an eight-membered ring with a reactive bromine substituent, makes it a critical building block for constructing complex molecular architectures. This compound is primarily utilized by research institutions and industrial R&D departments specializing in pharmaceuticals, agrochemicals, and materials science for applications such as cross-coupling reactions and ring-expansion chemistry.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly in medicinal chemistry research for creating complex cyclic scaffolds.
• Agrochemical Synthesis: Serves as a key precursor in the development of new pesticides and herbicides with specific ring structures.
• Materials Science Research: Employed in the creation of specialty polymers and advanced organic materials where the cyclooctene ring system imparts specific physical properties.
• Organic Synthesis Building Block: Utilized in various name reactions, including Suzuki, Heck, and Stille cross-couplings, to introduce the cyclooctene moiety.
• Catalysis & Ligand Development: Acts as a starting material for synthesizing novel ligands and catalysts used in asymmetric synthesis.
• Academic & Industrial R&D: A fundamental reagent for methodological development and exploring new reaction pathways in organic chemistry laboratories.

Basic Information

Product Name	5-Bromocyclooctene
CAS No.	4103-12-2
Molecular Formula	C8H13Br
Molecular Weight	189.09 g/mol
Synonyms	5-Bromocyclooct-1-ene; Cyclooctene, 5-bromo-; 1-Bromo-5-cyclooctene; 5-Bromo-1-cyclooctene; Bromocyclooctene
EINECS	Contact for details

Quality Control

Our 5-Bromocyclooctene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation. A Certificate of Analysis (COA) detailing specific results 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, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. 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%
Water Content (KF)	≤ 0.5%

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