2-(2-methylpropyl)cyclopentan-1-one

2-异丁基环戊酮

Also known as: 2-ISOBUTYLCYCLOPENTANONE, 2-Isobutylcyclopentanon, 2-(i-Butyl)-cyclopentanon, Cyclopentanone, 2-(2-methylpropyl)-, Cyclopentanone,2-(2-methylpropyl), 1-Isobutyl-cyclopentanon-2, 2-Iso-butylcyclopentanone

2-(2-methylpropyl)cyclopentan-1-one (CAS 4668-65-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H16O and a molecular weight of 140.22300 g/mol. It is also known as 2-ISOBUTYLCYCLOPENTANONE, 2-Isobutylcyclopentanon and 2-(i-Butyl)-cyclopentanon. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4668-65-9
Jingsj CID: J-1507280-3
Molecular Formula: C₉H₁₆O
Chinese Name: 2-异丁基环戊酮
Molecular Weight: 140.22300 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(2-methylpropyl)cyclopentan-1-one?

The CAS number of 2-(2-methylpropyl)cyclopentan-1-one is 4668-65-9.

What are the molecular formula and molecular weight of 2-(2-methylpropyl)cyclopentan-1-one?

2-(2-methylpropyl)cyclopentan-1-one has molecular formula C9H16O and molecular weight 140.22300 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. "2-(2-methylpropyl)cyclopentan-1-one (CAS 4668-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1507280-3 (accessed 2026-10-24).

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