Description

A-Styrenylmagnesium Bromide is a highly reactive organometallic Grignard reagent, widely used as a key building block in synthetic organic chemistry. Its primary value lies in its ability to introduce the versatile styrenyl group into target molecules, enabling the efficient synthesis of complex intermediates. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to create novel aromatic and olefinic structures.

Application

• Pharmaceutical Intermediates: Critical for constructing styrene-containing bioactive molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides that incorporate aromatic olefin functionalities.
• Polymer & Material Science: Serves as a monomer or functionalization agent in the development of specialty polymers, resins, and advanced materials.
• Fine Chemical Manufacturing: Employed in multi-step synthesis for flavors, fragrances, and other high-value specialty chemicals.
• Cross-Coupling Reactions: Acts as a nucleophile in transition-metal catalyzed reactions, such as Kumada couplings, to form new carbon-carbon bonds.
• Academic & Industrial R&D: A fundamental reagent for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	A-Styrenylmagnesium Bromide
CAS No.	67300-99-6
Molecular Formula	C8H7BrMg
Molecular Weight	207.35 g/mol
Synonyms	Styrylmagnesium Bromide; (Ethenylphenyl)magnesium Bromide; Vinylphenylmagnesium Bromide; 2-Phenylethenylmagnesium Bromide; Grignard Reagent (Styrenyl-); Magnesium, bromo(2-phenylethenyl)-; (Styryl)magnesium bromide; α-Styrylmagnesium bromide
EINECS	Contact for details

Quality Control

Our A-Styrenylmagnesium Bromide is manufactured under stringent quality control protocols to ensure batch-to-batch consistency and high reactivity. Quality is verified through analytical techniques including titration for Grignard concentration and GC/HPLC for purity assessment. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, concentration in solution, and impurity profile. Our quality management system supports compliance with cGMP and ISO standards for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. This product is easily oxidized and must be stored under an inert atmosphere (argon or nitrogen). Recommended storage temperature is 2-8°C for extended stability. Keep the container tightly sealed in a cool, dry, well-ventilated place away from incompatible materials such as moisture, acids, and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to light yellow solution
Concentration (in THF or Ether)	0.5 M - 2.0 M (Custom concentrations available)
Assay (by Titration)	≥ 95%
Identification (IR/NMR)	Conforms to structure
Water Content (Karl Fischer)	< 100 ppm

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