p-Isobutylstyrene

对异丁基苯乙烯

Also known as: 1-(4'-Isobutylphenyl)ethene, 1-Ethenyl-4-(2-Methylpropyl)benzene, 1-Isobutyl-4-vinylbenzene, 1-Vinyl-4-isobutylbenzene, 1-ethenyl-4-(2-methylpropyl)benzene, 4-ISOBUTYLSTYRENE, Ibuprofen Impurity (4-Isobutylstyrene), Ibuprofen impurity 13/1-ethenyl-4-(2-methylpropyl)benzene/4-Isobutylstyrene

p-Isobutylstyrene (CAS 63444-56-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H16 and a molecular weight of 160.25500 g/mol. It is also known as 1-(4'-Isobutylphenyl)ethene, 1-Ethenyl-4-(2-Methylpropyl)benzene and 1-Isobutyl-4-vinylbenzene. Key properties include a boiling point of 227ºC, a density of 0.882 and a flash point of 85ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63444-56-4
Jingsj CID
J-896338-7
Molecular Formula
C12H16
Chinese Name
对异丁基苯乙烯
Molecular Weight
160.25500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point227ºC
Density0.882
Flash Point85ºC

Frequently Asked Questions

What is the CAS number of p-Isobutylstyrene?

The CAS number of p-Isobutylstyrene is 63444-56-4.

What are the molecular formula and molecular weight of p-Isobutylstyrene?

p-Isobutylstyrene has molecular formula C12H16 and molecular weight 160.25500 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "p-Isobutylstyrene (CAS 63444-56-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-896338-7 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.