Description

4-Vinylbenzylchloride is a versatile and highly reactive organic intermediate, primarily valued for its vinyl and benzyl chloride functional groups. This compound is essential for introducing polymerizable vinyl groups and reactive chloromethyl sites into target molecules, enabling advanced material synthesis. It is a critical building block for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop functional monomers, cross-linking agents, and advanced resins.

Application

• Functional Monomer for Polymers: Serves as a key precursor for synthesizing styrenic monomers with reactive chloromethyl side chains, used in ion-exchange resins, membrane materials, and functional coatings.
• Pharmaceutical Intermediate: Employed in the synthesis of active pharmaceutical ingredients (APIs) and drug delivery systems where a reactive benzyl chloride moiety is required for further derivatization.
• Agrochemical Synthesis: Used as a building block in the production of certain herbicides, fungicides, and plant growth regulators.
• Cross-linking Agent: Acts as an efficient cross-linker in the production of thermosetting resins, hydrogels, and other polymeric networks to enhance mechanical and chemical stability.
• Surface Modification: Utilized for grafting polymer brushes onto surfaces (e.g., silica, metals) to alter surface properties for specific industrial or biomedical applications.
• Ligand and Catalyst Preparation: A starting material for synthesizing specialized ligands and catalysts used in organic synthesis and industrial catalytic processes.

Basic Information

Product Name	4-Vinylbenzylchloride
CAS No.	1592-70-7
Molecular Formula	C9H9Cl
Molecular Weight	152.62 g/mol
Synonyms	p-Vinylbenzyl Chloride; 4-Ethenylbenzyl Chloride; (4-Vinylphenyl)methyl Chloride; Chloromethylstyrene; Vinylbenzyl Chloride; p-Chloromethylstyrene; 4-Chloromethylstyrene; α-Chloro-p-methylstyrene
EINECS	216-456-7

Quality Control

Our 4-Vinylbenzylchloride is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids, bases, and oxidizing agents. Due to its light-sensitive nature and reactivity, it is recommended to store under an inert atmosphere for long-term stability and to minimize polymerization risk.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Total impurities ≤ 2.0%

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