4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one

1,1,1-三氟-4,4-二乙氧基-3-丁烯-2-酮

Also known as: 1,1,1-trifluoro-4,4-diethoxy-3-buten-2-one, 4,4-Diethoxy-1,1,1-trifluorobut-3-en-2-one, Trifluoroacetylketene diethyl acetal, Trifluoroacetylketene diethyl ketal, trifluoracetylketene diethylacetal, trifluoroacetyl-ketene diethyl acetal

4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one (CAS 40657-29-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H11F3O3 and a molecular weight of 212.16600 g/mol. It is also known as 1,1,1-trifluoro-4,4-diethoxy-3-buten-2-one, 4,4-Diethoxy-1,1,1-trifluorobut-3-en-2-one and Trifluoroacetylketene diethyl acetal. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40657-29-2
Jingsj CID: J-1185837-3
Molecular Formula: C₈H₁₁F₃O₃
Chinese Name: 1,1,1-三氟-4,4-二乙氧基-3-丁烯-2-酮
Molecular Weight: 212.16600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one?

The CAS number of 4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one is 40657-29-2.

What are the molecular formula and molecular weight of 4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one?

4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one has molecular formula C8H11F3O3 and molecular weight 212.16600 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. "4,4-Diethoxy-1,1,1-trifluoro-3-buten-2-one (CAS 40657-29-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1185837-3 (accessed 2026-10-25).

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