4-Methyl-2-hexanone

4-甲基-2-己酮

Also known as: 4-methylhexan-2-one, 2-Hexanone, 4-methyl-, 3-Methyl-5-hexanone, Methyl 2-methylbutyl ketone

4-Methyl-2-hexanone (CAS 105-42-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H14O and a molecular weight of 114.186 g/mol. It is also known as 4-methylhexan-2-one, 2-Hexanone, 4-methyl- and 3-Methyl-5-hexanone. Key properties include a boiling point of 138.8±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 31.0±7.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
105-42-0
Jingsj CID
J-27234-8
Molecular Formula
C7H14O
Chinese Name
4-甲基-2-己酮
Molecular Weight
114.186 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point138.8±8.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point31.0±7.5 °C

Frequently Asked Questions

What is the CAS number of 4-Methyl-2-hexanone?

The CAS number of 4-Methyl-2-hexanone is 105-42-0.

What are the molecular formula and molecular weight of 4-Methyl-2-hexanone?

4-Methyl-2-hexanone has molecular formula C7H14O and molecular weight 114.186 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methyl-2-hexanone (CAS 105-42-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27234-8 (accessed 2026-10-22).

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