Benzene, (1-methylethenyl)-, homopolymer

Basic Information

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CAS Number

25014-31-7

Molecular Formula

(C9-H10)n

Molecular Weight

118.18 g/mol

Chemical Classification

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

-23.2 deg C

Boiling Point

162.5°Cat760mmHg

Flash Point

246 °C

Refractive Index

n20/D 1.61

SMILES

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CC(=C)C1=CC=CC=C1

InChI

1S/C9H10/c1-8(2)9-6-4-3-5-7-9/h3-7H,1H2,2H3

InChIKey

XYLMUPLGERFSHI-UHFFFAOYSA-N

LogP

2.71970

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

96.6

Synonyms & References

English

POLY(ALPHA-METHYLSTYRENE)
Poly(α-methylstyrene)
A-METHYLSTYRENE POLYMER
ALPHA-METHYLSTYRENE POLYMER
ALPHA-METHYLSTYRENE HOMOPOLYMER
POLY(ALPHA-METHYLSTYRENE) 2'500
POLY(ALPHA-METHYLSTYRENE) 7'000
POLY(ALPHA-METHYLSTYRENE) 14'000
POLY(ALPHA-METHYLSTYRENE) 10'000
POLY(ALPHA-METHYLSTYRENE) 20'000
POLY(ALPHA-METHYLSTYRENE) MW8600
Resin M-80
(1-methylethenyl)-benzen homopolymer

MDL Number

MFCD00152638

FAQ

What are the physical and chemical properties of Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7)?

Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7) is a colorless, viscous liquid with a strong aromatic odor. It has a molecular weight of approximately 128.17 g/mol. The compound is poorly soluble in water but readily soluble in organic solvents like benzene and toluene. It is highly reactive, particularly towards electrophilic aromatic substitution reactions. It is known for its flammability and toxicity.

How is Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7) typically synthesized?

Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7) is synthesized through polymerization of the monomer methylstyrene (1-methylethenylbenzene). Common methods include free radical polymerization using initiators like benzoyl peroxide or azobis(isobutyronitrile), or through coordination polymerization using metal-based catalysts. The polymerization typically results in high molecular weight homopolymers with a high degree of polymerization.

What industries use Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7)?

Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7) is primarily used in the polymer and plastics industry. It serves as a raw material for the production of various polymer compounds, including elastomers and thermoplastics. The polymer finds applications in automotive parts, electrical insulation, and in the manufacturing of adhesives and sealants. It also plays a role in the production of certain pharmaceuticals and specialty chemicals.

What precautions should be taken when handling Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7)?

When handling Benzene, (1-methylethenyl)-, homopolymer (CAS: 25014-31-7), it is crucial to follow strict safety protocols. Use of personal protective equipment (PPE) is mandatory, including gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood to minimize inhalation risks. Spills should be managed with appropriate absorbents and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.