2-ethenyl-1,4-dimethylbenzene, CAS No. 2039-89-6

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2039-89-6

Catalog No. EBD76411

CAS 2039-89-6

Name 2-ethenyl-1,4-dimethylbenzene

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Basic Information

Synonyms: 1,4-dimethyl-2-vinyl-benzene 2-ethenyl-1,4-dimethylbenzene 2,5-dimethylstyrene 1,4-dimethyl-2-ethenylbenzene 1,4-dimethyl-2-vinylbenzene 1-ethenyl-2,5-dimethylbenzene 2,5-dimethyl-styren benzene,1-ethenyl-2,5-dimethyl- styrene,2,5-dimethyl- 4-05-00-01385(BeilsteinHandbookReference) BRN2203656 NSC73477 Benzene,2-ethenyl-1,4-dimethyl-(9CI)

Molecular Formula: C10H12

Molecular Weight: 132.2

MDL Number: MFCD00008614

Categories: Materials Chemistry > Polymers and Macromolecular Materials > Styrenic Monomers Synthetic Chemistry > Organic Building Blocks > Other Organic Building Blocks

Product Description:

2,5-Dimethylstyrene is an organic compound characterized by a styrene core substituted with methyl groups at the 2 and 5 positions of the benzene ring. It is a colorless to pale yellow liquid with a characteristic aromatic odor. Its molecular formula is C10H12, and it is a reactive vinyl monomer. The primary industrial application of 2,5-dimethylstyrene is as a monomer in the production of specialty polymers and resins. It is copolymerized with other monomers, such as styrene or acrylates, to modify the properties of the resulting polymers. These modifications can include enhanced thermal stability, altered refractive index, and improved mechanical characteristics, making the copolymers suitable for applications in coatings, adhesives, and advanced materials. As a substituted styrene derivative, it also serves as a versatile organic synthesis building block. Its vinyl group is amenable to various polymerization and addition reactions, while the aromatic ring can undergo electrophilic substitution. It is used in research and development for creating novel polymeric architectures and functional materials.

Physical Properties

Melting Point: −35 °C(lit.)

Boiling Point: 71-72 °C/10 mmHg(lit.)

Flash Point: 64 °C

Density: 0.904 g/mL at 25 °C(lit.)

Refractivity: n20/D 1.539(lit.)

Storage: 2-8°C

Safety Information

Packing Level: III

Hazard Category: /

Transport Codes: 1993