Description

β-Chlorostyrene is a versatile halogenated styrene monomer with significant industrial utility. This compound serves as a crucial reactive intermediate and building block in advanced organic synthesis and polymer chemistry. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for the development of novel materials and active ingredients.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Synthesis: Acts as a key precursor in the production of herbicides, fungicides, and other crop protection agents.
• Polymer & Resin Modification: Employed as a co-monomer to introduce chlorine functionality, enhancing flame retardancy and modifying the thermal and chemical resistance of polymers.
• Organic Synthesis: Serves as a valuable reagent in cross-coupling reactions and for introducing the styryl moiety into complex molecules.
• Adhesive & Coating Formulations: Used to develop specialty adhesives and coatings with improved performance characteristics.
• Research & Development: Utilized in academic and industrial R&D for exploring new chemical entities and material properties.

Basic Information

Product Name	β-Chlorostyrene
CAS No.	622-25-3
Molecular Formula	C8H7Cl
Molecular Weight	138.59 g/mol
Synonyms	2-Chlorostyrene; (2-Chlorovinyl)benzene; 1-Chloro-2-vinylbenzene; o-Chlorostyrene; 2-Chloroethenylbenzene; β-Chlorostyrene; NSC 60545; Benzene, (2-chloroethenyl)-
EINECS	210-736-9

Quality Control

Our β-Chlorostyrene is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting purity and specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is 2-8°C for extended stability, although the product is typically stable at controlled room temperature for shorter periods. Keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Density (at 20°C)	1.08 - 1.12 g/mL

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