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

4-乙氧基-1,1,1-三氟-3-丁烯-2-酮

Also known as: (2-Ethoxyvinyl) trifluoromethyl ketone, (3E)-4-Ethoxy-1,1,1-trifluorobut-3-en-2-one, (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one, 1-Ethoxy-3-oxo-4,4,4-trifluorobut-1-ene, 2-ethoxyvinyltrifluoromethylketone, 3-Buten-2-one, 4-ethoxy-1,1,1-trifluoro-, 4-ETHOXY-1,1,1-TRIFLUORO-3-BUTEN-2-ONE, 4-ETHOXY-1,1,1-TRIFLUORO-3-BUTEN-2-ONE, TECH., 4-ETHOXY-1,1,1-TRIFLUORO-BUT-3-EN-2-ONE, 4-ethoxy-1,1,1-trifluoro-3-buten-2-on, 4-ethoxy-1,1,1-trifluoro-3-butene-2-one, 4-ethoxy-1,1,1-trifluorobut-3-en-2-one, 4-ethyloxy-1,1,1-trifluorobut-3-ene-2-one, MFCD00192131

4-Ethoxy-1,1,1-trifluoro-3-buten-2-one (CAS 17129-06-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H7F3O2 and a molecular weight of 168.114 g/mol. It is also known as (2-Ethoxyvinyl) trifluoromethyl ketone, (3E)-4-Ethoxy-1,1,1-trifluorobut-3-en-2-one and (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one. Key properties include a boiling point of 104.7±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 17.7±22.2 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour and H351 — Suspected of causing cancer. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17129-06-5
Jingsj CID
J-48706-5
Molecular Formula
C6H7F3O2
Chinese Name
4-乙氧基-1,1,1-三氟-3-丁烯-2-酮
Molecular Weight
168.114 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point104.7±40.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point17.7±22.2 °C
Exact Mass168.039810
PSA26.30000
LogP2.55
Vapor Pressure30.6±0.2 mmHg at 25°C
Refractive Index1.373

GHS Safety & Compliance

Flammable / Health HazardSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H351 — Suspected of causing cancer

Customs & Trade Information

HS Code2914700090
SummaryHS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

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

The CAS number of 4-Ethoxy-1,1,1-trifluoro-3-buten-2-one is 17129-06-5.

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

4-Ethoxy-1,1,1-trifluoro-3-buten-2-one has molecular formula C6H7F3O2 and molecular weight 168.114 g/mol.

Is 4-Ethoxy-1,1,1-trifluoro-3-buten-2-one hazardous?

4-Ethoxy-1,1,1-trifluoro-3-buten-2-one has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H351 — Suspected of causing cancer.

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

Last updated:

How to cite: Jingsj. "4-Ethoxy-1,1,1-trifluoro-3-buten-2-one (CAS 17129-06-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48706-5 (accessed 2026-10-28).

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