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2-cyclopentylidenecyclopentan-1-one

Also known as: 2-CYCLOPENTYLIDENECYCLOPENTANONE, 2-Cyclopentylidene-1-cyclopentanone, 2-Cyclopentylidenecyclopentane-1-one, 2-cyclopentylidenecyclopentanone, Cyclopentanone,2-cyclopentylidene-, Bicyclopentylidene-2-one, [1,1'-Bi(cyclopentylidene)]-2-one, cyclopentylidenecyclopentan-2-one, Δ1,1'-Bi[cyclopentane]-2-one, Δ1,1'-Bicyclopentane-2-one, NSC 22041, loxoprofen impurity 61

2-cyclopentylidenecyclopentan-1-one (CAS 825-25-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H14O and a molecular weight of 150.21800 g/mol. Key properties include a melting point of 74-75°C (lit.), a boiling point of 257.8ºC at 760 mmHg, a density of 1 g/cm3 and a flash point of 104ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
825-25-2
Jingsj CID
J-1051988-7
Molecular Formula
C10H14O
Molecular Weight
150.21800 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Melting Point74-75°C (lit.)
Boiling Point257.8ºC at 760 mmHg
Density1 g/cm3
Flash Point104ºC
Exact Mass150.10400
PSA17.07000
LogP2.61000
Refractive Index1.554

Frequently Asked Questions

What is the CAS number of 2-cyclopentylidenecyclopentan-1-one?

The CAS number of 2-cyclopentylidenecyclopentan-1-one is 825-25-2.

What are the molecular formula and molecular weight of 2-cyclopentylidenecyclopentan-1-one?

2-cyclopentylidenecyclopentan-1-one has molecular formula C10H14O and molecular weight 150.21800 g/mol.

What are the upstream and downstream products of 2-cyclopentylidenecyclopentan-1-one?

For 2-cyclopentylidenecyclopentan-1-one, Upstream Products: Cyclopentanone, Ethoxyquin, Cerium standard; Downstream Products: delta-Valerolactone, Glutaric acid, Cyclopentanone.

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

Last updated:

How to cite: Jingsj. "2-cyclopentylidenecyclopentan-1-one (CAS 825-25-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1051988-7 (accessed 2026-11-09).

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