2,2-Dimethylcyclopentanone

Also known as: 2,2-DIMETHYL-1-CYCLOPENTANONE, 2,2-DIMETHYLCYCLOPENTANONE, 2,2-Dimethylcyclopentane-1-one, 2,2-dimethylcyclopentan-1-one, CYCLOPENTANONE, 2,2-DIMETHYL-, Cyclopentanone, 2,2-dimethyl-, MFCD00049164, α,α-DiMethylcyclopentanone

2,2-Dimethylcyclopentanone (CAS 4541-32-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H12O and a molecular weight of 112.170 g/mol. Key properties include a boiling point of 148.1±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 32.8±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4541-32-6
Jingsj CID: J-1993311-0
Molecular Formula: C₇H₁₂O
Molecular Weight: 112.170 g/mol
Category: Ketones
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	148.1±8.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	32.8±0.0 °C
Exact Mass	112.088814
PSA	17.07000
LogP	1.23
Vapor Pressure	4.3±0.3 mmHg at 25°C
Refractive Index	1.439

GHS Safety & Compliance

FlammableSignal word: Warning

H226 — Flammable liquid and vapour

Frequently Asked Questions

What is the CAS number of 2,2-Dimethylcyclopentanone?

The CAS number of 2,2-Dimethylcyclopentanone is 4541-32-6.

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

2,2-Dimethylcyclopentanone has molecular formula C7H12O and molecular weight 112.170 g/mol.

Is 2,2-Dimethylcyclopentanone hazardous?

2,2-Dimethylcyclopentanone has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

What are the upstream and downstream products of 2,2-Dimethylcyclopentanone?

For 2,2-Dimethylcyclopentanone, Upstream Products: Cyclopentanone, Dimethyl sulfate, 1-(Trimethylsiloxy)cyclopentene; Downstream Products: Isopropylparaben, Methylparaben, 2,2-dimethylsuccinic acid.

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-Dimethylcyclopentanone (CAS 4541-32-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993311-0 (accessed 2026-11-09).

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