3,3-dimethylcyclopentanone

3,3-二甲基-环戊酮

Also known as: 3,3-Dimethylcyclopentanone, 3,3-dimethylcyclopentan-1-one, Cyclopentanone, 3,3-dimethyl-, 3,3-dimethyl-cyclopentanone, 3,3-dimethylcyclo-pentanone

3,3-dimethylcyclopentanone (CAS 20500-49-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H12O and a molecular weight of 112.17000 g/mol. It is also known as 3,3-Dimethylcyclopentanone, 3,3-dimethylcyclopentan-1-one and Cyclopentanone, 3,3-dimethyl-. Key property: a boiling point of 153-154 °C at 760 mmHg (lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20500-49-6
Jingsj CID
J-1413705-1
Molecular Formula
C7H12O
Chinese Name
3,3-二甲基-环戊酮
Molecular Weight
112.17000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point153-154 °C at 760 mmHg (lit.)

Frequently Asked Questions

What is the CAS number of 3,3-dimethylcyclopentanone?

The CAS number of 3,3-dimethylcyclopentanone is 20500-49-6.

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

3,3-dimethylcyclopentanone has molecular formula C7H12O and molecular weight 112.17000 g/mol.

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

Last updated:

How to cite: Jingsj. "3,3-dimethylcyclopentanone (CAS 20500-49-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1413705-1 (accessed 2026-10-25).

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