Description

2,4-Dimethylstyrene is a high-purity aromatic monomer characterized by its two methyl substituents on the styrene ring. This compound is a valuable chemical intermediate prized for its reactivity in polymerization and copolymerization reactions, enabling the modification of polymer properties. It is essential for manufacturers in the polymer, specialty chemical, and advanced materials sectors seeking to develop products with tailored characteristics such as enhanced thermal stability, specific refractive indices, or modified solubility.

Application

• Polymer & Resin Modification: Serves as a co-monomer in the production of specialty polystyrene, acrylic, and polyester resins to alter glass transition temperature, hardness, and chemical resistance.
• Synthetic Intermediate: Used in organic synthesis for creating more complex molecules in pharmaceuticals, agrochemicals, and fine chemicals.
• Adhesive & Sealant Formulations: Incorporated into formulations to improve adhesion properties, flexibility, and curing performance.
• Coatings & Inks: Acts as a reactive diluent or modifier in UV-curable coatings, printing inks, and industrial finishes to enhance durability and application properties.
• Research & Development: Utilized in R&D laboratories for developing novel polymeric materials and studying structure-property relationships.

Basic Information

Product Name	2,4-Dimethylstyrene
CAS No.	2234-20-0
Molecular Formula	C10H12
Molecular Weight	132.20 g/mol
Synonyms	2,4-Dimethylstyrene; 2,4-Dimethylvinylbenzene; 1-Ethenyl-2,4-dimethylbenzene; m,p-Dimethylstyrene; Vinyl-m-xylene; 2,4-Dimethylphenylethylene; NSC 6185
EINECS	218-787-8

Quality Control

Our 2,4-Dimethylstyrene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing the results is provided with each shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is 2-25°C. The product is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Inhibitor Content (MEHQ)	Typically 10-100 ppm

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