2,2-Dimethyl-3-hexanone

Also known as: 3-Hexanone,2,2-dimethyl-, tert-Butyl propyl ketone, tert-Butyl n-propyl ketone, NSC 5229, 2,2-dimethyl-hexan-3-one, propyl tert-butyl ketone

2,2-Dimethyl-3-hexanone (CAS 5405-79-8) 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. Key properties include a boiling point of 149.9ºC at 760 mmHg, a density of 0.812 g/cm3 and a flash point of 34.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5405-79-8
Jingsj CID: J-30004-9
Molecular Formula: C₈H₁₆O
Molecular Weight: 128.21200 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	149.9ºC at 760 mmHg
Density	0.812 g/cm3
Flash Point	34.4ºC
Exact Mass	128.12000
PSA	17.07000
LogP	2.40170
Refractive Index	1.4105

Customs & Trade Information

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,2-Dimethyl-3-hexanone?

The CAS number of 2,2-Dimethyl-3-hexanone is 5405-79-8.

What are the molecular formula and molecular weight of 2,2-Dimethyl-3-hexanone?

2,2-Dimethyl-3-hexanone has molecular formula C8H16O and molecular weight 128.21200 g/mol.

What are the upstream and downstream products of 2,2-Dimethyl-3-hexanone?

For 2,2-Dimethyl-3-hexanone, Upstream Products: 2,2-Dimethyl-3-hexanol, tert-Butylmagnesium chloride, Butyryl chloride; Downstream Products: Methyl propionate, Methyl pivalate, 2,2-Dimethyl-3-hexanol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,2-Dimethyl-3-hexanone (CAS 5405-79-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30004-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.