4-Methoxy-2-butanone

4-甲氧基-2-丁酮

Also known as: 2,6-Benzofurandione, 4,5,7,7a-tetrahydro-4,4,7a-trimethyl-, (7aR)-, Dehydrololiolide, (R)-Dehydrololiolide, 6-Ketololiolide, 3-oxo-3,4-dihydro-actinidiolide, (7aR)-4,4,7a-Trimethyl-5,7-dihydro-1-benzofuran-2,6-dione, 2,6-Benzofurandione, 5,7-dihydro-4,4,7a-trimethyl-, (7aR)-, 3-Oxo-actinidolide

4-Methoxy-2-butanone (CAS 1133-04-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H14O3 and a molecular weight of 194 g/mol. It is also known as 2,6-Benzofurandione, 4,5,7,7a-tetrahydro-4,4,7a-trimethyl-, (7aR)-, Dehydrololiolide and (R)-Dehydrololiolide. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1133-04-6
Jingsj CID: J-1528321-2
Molecular Formula: C₁₁H₁₄O₃
Chinese Name: 4-甲氧基-2-丁酮
Molecular Weight: 194 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Methoxy-2-butanone?

The CAS number of 4-Methoxy-2-butanone is 1133-04-6.

What are the molecular formula and molecular weight of 4-Methoxy-2-butanone?

4-Methoxy-2-butanone has molecular formula C11H14O3 and molecular weight 194 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. "4-Methoxy-2-butanone (CAS 1133-04-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1528321-2 (accessed 2026-10-25).

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