3,4-Dimethylcyclohexanone

3,4-二甲基环己酮

Also known as: 3,4-DIMETHYLCYCLOHEXANONE, 3,4-DIMETHYLCYCLOHEXANONE (MIXTURE OF ISOMERS) 98+%, 3,4-Dimethyl-cyclohexanon, 3,4-Dimethylcyclohexanone (mixture of isomers), 3,4-Dimethylcyclohexan-1-one, Cyclohexanone, 3,4-dimethyl-, 3,4-dimethyl-cyclohexanone, Dimethylcyclohexanone

3,4-Dimethylcyclohexanone (CAS 5465-09-8) 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 3,4-DIMETHYLCYCLOHEXANONE, 3,4-DIMETHYLCYCLOHEXANONE (MIXTURE OF ISOMERS) 98+% and 3,4-Dimethyl-cyclohexanon. Key properties include a boiling point of 187ºC at 760mmHg, a density of 0.882g/cm3 and a flash point of 53.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5465-09-8
Jingsj CID: J-21465-8
Molecular Formula: C₈H₁₄O
Chinese Name: 3,4-二甲基环己酮
Molecular Weight: 126.19600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	187ºC at 760mmHg
Density	0.882g/cm3
Flash Point	53.8ºC

Frequently Asked Questions

What is the CAS number of 3,4-Dimethylcyclohexanone?

The CAS number of 3,4-Dimethylcyclohexanone is 5465-09-8.

What are the molecular formula and molecular weight of 3,4-Dimethylcyclohexanone?

3,4-Dimethylcyclohexanone 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: 8/21/2026

How to cite: Jingsj. "3,4-Dimethylcyclohexanone (CAS 5465-09-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21465-8 (accessed 2026-10-24).

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