2,2,4-Trimethylcyclopentanone

2,2,4-三甲基环戊酮

Also known as: 2,2,4-Trimethylcyclopentan-1-one, Cyclopentanone, 2,2,4-trimethyl-, Trimethylcyclopentanone, 2,2,4-Trimethylcyclopentanone 95+%

2,2,4-Trimethylcyclopentanone (CAS 28056-54-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H14O and a molecular weight of 126.19600 g/mol. It is also known as 2,2,4-Trimethylcyclopentan-1-one, Cyclopentanone, 2,2,4-trimethyl- and Trimethylcyclopentanone. Key properties include a boiling point of 158ºC at 760mmHg, a density of 0.878g/cm3 and a flash point of 45.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28056-54-4
Jingsj CID
J-15400-0
Molecular Formula
C8H14O
Chinese Name
2,2,4-三甲基环戊酮
Molecular Weight
126.19600 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point158ºC at 760mmHg
Density0.878g/cm3
Flash Point45.4ºC

Frequently Asked Questions

What is the CAS number of 2,2,4-Trimethylcyclopentanone?

The CAS number of 2,2,4-Trimethylcyclopentanone is 28056-54-4.

What are the molecular formula and molecular weight of 2,2,4-Trimethylcyclopentanone?

2,2,4-Trimethylcyclopentanone has molecular formula C8H14O and molecular weight 126.19600 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2,4-Trimethylcyclopentanone (CAS 28056-54-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15400-0 (accessed 2026-10-23).

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