3-methylheptan-2-one

3-甲基-2-庚酮

Also known as: 2-Heptanone, 3-methyl-, 3-Methylheptan-2-one, 3-METHYL-2-HEPTANONE, methyl 1-methylpentyl ketone, 3-Methyl-2-heptanone, 3-METHYL-2-HEPTANONE TECH, 3-Methyl-heptan-2-on

3-methylheptan-2-one (CAS 2371-19-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H16O and a molecular weight of 128.21200 g/mol. It is also known as 2-Heptanone, 3-methyl-, 3-Methylheptan-2-one and 3-METHYL-2-HEPTANONE. Key properties include a boiling point of 167ºC at 760mmHg, a density of 0.811g/cm3 and a flash point of 44.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2371-19-9
Jingsj CID
J-9993-0
Molecular Formula
C8H16O
Chinese Name
3-甲基-2-庚酮
Molecular Weight
128.21200 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point167ºC at 760mmHg
Density0.811g/cm3
Flash Point44.6ºC

Frequently Asked Questions

What is the CAS number of 3-methylheptan-2-one?

The CAS number of 3-methylheptan-2-one is 2371-19-9.

What are the molecular formula and molecular weight of 3-methylheptan-2-one?

3-methylheptan-2-one has molecular formula C8H16O and molecular weight 128.21200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-methylheptan-2-one (CAS 2371-19-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9993-0 (accessed 2026-10-23).

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