2-methyl-4-phenylbutanal

α-甲基苯丁醛

Also known as: 2-methyl-4-phenylbutyraldehyde, 4-phenyl-2-methylbutanal, alpha-methyl-benzenebutanal, FEMA No. 2737, EINECS 255-022-5, Butyraldehyde, 2-methyl-4-phenyl-, Benzenebutanal, α-methyl-, 2-methyl-4-phenyl-1-butanal

2-methyl-4-phenylbutanal (CAS 40654-82-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H14O and a molecular weight of 162.22800 g/mol. It is also known as 2-methyl-4-phenylbutyraldehyde, 4-phenyl-2-methylbutanal and alpha-methyl-benzenebutanal. Key properties include a boiling point of 254.2ºC at 760 mmHg, a density of 0.957g/cm3 and a flash point of 118.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40654-82-8
Jingsj CID
J-1133712-8
Molecular Formula
C11H14O
Chinese Name
α-甲基苯丁醛
Molecular Weight
162.22800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point254.2ºC at 760 mmHg
Density0.957g/cm3
Flash Point118.8ºC

Frequently Asked Questions

What is the CAS number of 2-methyl-4-phenylbutanal?

The CAS number of 2-methyl-4-phenylbutanal is 40654-82-8.

What are the molecular formula and molecular weight of 2-methyl-4-phenylbutanal?

2-methyl-4-phenylbutanal has molecular formula C11H14O and molecular weight 162.22800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-methyl-4-phenylbutanal (CAS 40654-82-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1133712-8 (accessed 2026-10-22).

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