Polyisobutene is a chemical compound, a homopolymer of isobutene and has the function of improving the release of medicines or binding agent, film-forming and non-aqueous viscosity agent in cosmetic products.

Polyisobutene studies

Molecular Formula: C₄H₈  CH₂=C(CH₃)₂

Molecular Weight: 56.108 g/mol

CAS: 115-11-7

UNII: QA2LMR467H

EC Number: 204-066-3

PubChem Substance ID 24857786

MDL number MFCD00008898

Beilstein Registry Number 773645

Synonyms:

• 2-Methylpropene
• isobutene
• isobutylene
• 1-Propene, 2-methyl-
• 2-Methyl-1-propene
• 1,1-Dimethylethylene
• Isopropylidenemethylene
• 2-methylprop-1-ene
• Methylpropene
• gamma-Butylene
• Propene, 2-methyl-
• Polyisobutylene, chlorinated
• Isobuten
• iso-butylene
• .gamma.-Butylene
• 1-Propene, 2-methyl-, homopolymer, chlorinated
• 2-methyl-l-propene
• 2-methyl-2 propene
• iso-C4H8
• 2-MethylpropyleneMethylpropene2-Methylprop-1-ene
• 1,1-Dimethylethene
• InChI=1/C4H8/c1-4(2)3/h1H2,2-3H
• iso-butene
• sym-Dimethylethylene