2,2,4,4-Tetramethyl-3-pentanone

2,2,4,4-四甲基-3-戊酮

Also known as: Di-tert-butyl ketone, Hexamethylacetone, 2,2,4,4-Tetramethylpentan-3-one, Pivalone, Hexamethyl acetone

2,2,4,4-Tetramethyl-3-pentanone (CAS 815-24-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H18O and a molecular weight of 142.239 g/mol. It is also known as Di-tert-butyl ketone, Hexamethylacetone and 2,2,4,4-Tetramethylpentan-3-one. Key properties include a melting point of 152-153, a boiling point of 152.2±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 32.8±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
815-24-7
Jingsj CID
J-944323-5
Molecular Formula
C9H18O
Chinese Name
2,2,4,4-四甲基-3-戊酮
Molecular Weight
142.239 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point152-153
Boiling Point152.2±8.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point32.8±0.0 °C

GHS Safety & Compliance

FlammableSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,2,4,4-Tetramethyl-3-pentanone?

The CAS number of 2,2,4,4-Tetramethyl-3-pentanone is 815-24-7.

What are the molecular formula and molecular weight of 2,2,4,4-Tetramethyl-3-pentanone?

2,2,4,4-Tetramethyl-3-pentanone has molecular formula C9H18O and molecular weight 142.239 g/mol.

Is 2,2,4,4-Tetramethyl-3-pentanone hazardous?

2,2,4,4-Tetramethyl-3-pentanone has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2,2,4,4-Tetramethyl-3-pentanone (CAS 815-24-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-944323-5 (accessed 2026-10-23).

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