Description

α-Bromostyrene is a versatile and reactive organobromine compound, serving as a crucial building block in advanced organic synthesis. Its value lies in its ability to act as a styryl anion equivalent and participate in various cross-coupling and addition reactions, enabling the efficient construction of complex molecular architectures. This high-purity intermediate is essential for R&D chemists and production facilities in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality raw materials for their processes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing styryl or aryl-alkyl frameworks.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides.
• Material Science: Monomer or cross-linking agent in the development of specialty polymers and functional materials.
• Organic Synthesis Building Block: Employed in Heck reactions, Suzuki-Miyaura cross-couplings, and other palladium-catalyzed transformations.
• Fine Chemical Production: Intermediate for flavors, fragrances, and other high-value specialty chemicals.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic methodologies.

Basic Information

Product Name	α-Bromostyrene
CAS No.	98-81-7
Molecular Formula	C8H7Br
Molecular Weight	183.05 g/mol
Synonyms	(1-Bromoethenyl)benzene; 1-Bromo-1-phenylethylene; 2-Bromostyrene; ω-Bromostyrene; Phenylethylene bromide; Styrene, α-bromo-; Bromostyrol; NSC 9245
EINECS	202-704-5

Quality Control

Our α-Bromostyrene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring reliable and traceable raw materials for GMP or research-grade synthesis.

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 strong acids and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Individual impurity ≤ 0.5%
Specific Gravity (20°C)	1.40 - 1.45
Refractive Index (n20D)	1.595 - 1.605

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