Description

Benzene, 1,3-Dibromo-5-Ethenyl- is a specialized brominated aromatic building block of significant interest in advanced organic synthesis. Its unique structure, featuring both bromine substituents and a reactive vinyl group, makes it a valuable precursor for constructing complex molecular architectures. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for constructing complex heterocycles and functionalized aromatic cores.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the bromine atoms allow for further functionalization.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers, liquid crystals, and organic electronic materials.
• Organic Synthesis Building Block: Employed in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions due to the presence of aryl bromides.
• Chemical Research & Development: Utilized in academic and industrial R&D labs for methodology development and exploring new reaction pathways.
• Ligand and Catalyst Preparation: Useful for synthesizing novel chelating ligands or functionalized supports for catalysis.

Basic Information

Item	Detail
Product Name	Benzene, 1,3-Dibromo-5-Ethenyl-
CAS No.	120359-56-0
Molecular Formula	C8H6Br2
Molecular Weight	277.94 g/mol
Synonyms	1,3-Dibromo-5-vinylbenzene; 3,5-Dibromostyrene; 5-Vinyl-1,3-dibromobenzene; m-Dibromostyrene; (3,5-Dibromophenyl)ethene; 1,3-Dibromo-5-ethenylbenzene; 3,5-Dibromophenylethene
EINECS	Contact for details

Quality Control

Our Benzene, 1,3-Dibromo-5-Ethenyl- is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and structural confirmation, to ensure consistency and meet the high standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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