Description

Styrene, 4-Chloro-Beta,β-Dimethyl- is a halogenated styrene derivative, a versatile and reactive chemical intermediate. Its value lies in its unique molecular structure, which incorporates both a styrenic double bond and a chloro substituent, enabling its use in specialized synthesis and polymer modification. This compound is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel compounds and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a halogenated aromatic moiety.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and other crop protection agents.
• Polymer & Resin Modifier: Incorporated as a functional monomer to introduce chlorine atoms and aromatic groups into polymer chains, altering properties like flame retardancy, adhesion, and refractive index.
• Liquid Crystal & OLED Material Precursor: Acts as a starting material in the synthesis of advanced organic electronic materials and liquid crystal compounds.
• Organic Synthesis Reagent: Employed in various organic reactions, including cross-coupling and polymerization, due to its reactive vinyl and aryl chloride groups.
• Chemical Research & Development: A valuable tool for academic and industrial R&D labs exploring new synthetic pathways and material properties.

Basic Information

Product Name	Styrene, 4-Chloro-Beta,β-Dimethyl-
CAS No.	19366-15-5
Molecular Formula	C10H11Cl
Molecular Weight	166.65 g/mol
Synonyms	4-Chloro-α-methylstyrene; 1-Chloro-4-(1-methylethenyl)benzene; p-Chloro-α-methylstyrene; (4-Chlorophenyl)propene; 4-Chloro-β,β-dimethylstyrene; 4-Chloroisopropenylbenzene; 1-Methyl-1-(4-chlorophenyl)ethylene
EINECS	Contact for details

Quality Control

Our Styrene, 4-Chloro-Beta,β-Dimethyl- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available for every shipment to support your quality assurance and regulatory needs.

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 long-term stability. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%

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