1-methyl-4-isobutylbenzene

对异丁基甲苯

Also known as: 1-Methyl-4-(2-methylpropyl)benzene, 1-methyl-4-(2-methylpropyl)benzene, 4-Isobutyl-1-methylbenzene, 4-Isobutyltoluene, Benzene, 1-methyl-4-(2-methylpropyl)-, Benzene,1-methyl-4-(2-methylpropyl), P-ISOBUTYLTOLUENE, Toluene,p-isobutyl

1-methyl-4-isobutylbenzene (CAS 5161-04-6) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H16 and a molecular weight of 148.24500 g/mol. It is also known as 1-Methyl-4-(2-methylpropyl)benzene, 1-methyl-4-(2-methylpropyl)benzene and 4-Isobutyl-1-methylbenzene. Key properties include a boiling point of 196ºC at 760 mmHg, a density of 0.862g/cm3 and a flash point of 67.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5161-04-6
Jingsj CID: J-11190-2
Molecular Formula: C₁₁H₁₆
Chinese Name: 对异丁基甲苯
Molecular Weight: 148.24500 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	196ºC at 760 mmHg
Density	0.862g/cm3
Flash Point	67.3ºC

Frequently Asked Questions

What is the CAS number of 1-methyl-4-isobutylbenzene?

The CAS number of 1-methyl-4-isobutylbenzene is 5161-04-6.

What are the molecular formula and molecular weight of 1-methyl-4-isobutylbenzene?

1-methyl-4-isobutylbenzene has molecular formula C11H16 and molecular weight 148.24500 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-methyl-4-isobutylbenzene (CAS 5161-04-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11190-2 (accessed 2026-10-25).

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