2,2-dimethyl-4-cyclopentene-1,3-dione

2,2-二甲基-4-环戊烯-1,3-二酮

Also known as: 2,2-dimethylcyclopent-4-ene-1,3-dione, 2,2-dimethyl-4-cyclopenten-1,3-dione, 4-Cyclopentene-1,3-dione, 2,2-dimethyl-, 2,2-dimethyl-1,3-cyclopentenedione

2,2-dimethyl-4-cyclopentene-1,3-dione (CAS 26154-22-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H8O2 and a molecular weight of 124.13700 g/mol. It is also known as 2,2-dimethylcyclopent-4-ene-1,3-dione, 2,2-dimethyl-4-cyclopenten-1,3-dione and 4-Cyclopentene-1,3-dione, 2,2-dimethyl-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 26154-22-3
Jingsj CID: J-1521200-1
Molecular Formula: C₇H₈O₂
Chinese Name: 2,2-二甲基-4-环戊烯-1,3-二酮
Molecular Weight: 124.13700 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2,2-dimethyl-4-cyclopentene-1,3-dione?

The CAS number of 2,2-dimethyl-4-cyclopentene-1,3-dione is 26154-22-3.

What are the molecular formula and molecular weight of 2,2-dimethyl-4-cyclopentene-1,3-dione?

2,2-dimethyl-4-cyclopentene-1,3-dione has molecular formula C7H8O2 and molecular weight 124.13700 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-dimethyl-4-cyclopentene-1,3-dione (CAS 26154-22-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521200-1 (accessed 2026-10-25).

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