(E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one

Also known as: 4-ethoxy-1,1,1-trifluorobut-3-en-2-one, (E)-1-ethoxy-3-(trifluoromethyl)-1,3-butadiene, trans-4-Ethoxy-1,1,1-trifluoro-3-butene-2-one, 1-Ethoxy-3-trifluoromethyl-1,3-butadiene, (3E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one

(E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one (CAS 59938-06-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H7F3O2 and a molecular weight of 168.11400 g/mol. Key properties include a boiling point of 157.0±40.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 54.8±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.: 59938-06-6
Jingsj CID: J-880178-3
Molecular Formula: C₆H₇F₃O₂
Molecular Weight: 168.11400 g/mol
Category: Ketones
Last updated: 11/2/2026

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Physicochemical Properties

Boiling Point	157.0±40.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	54.8±23.2 °C
Exact Mass	166.060547
PSA	9.23000
LogP	2.61
Vapor Pressure	3.6±0.3 mmHg at 25°C
Refractive Index	1.384

Frequently Asked Questions

What is the CAS number of (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one?

The CAS number of (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one is 59938-06-6.

What are the molecular formula and molecular weight of (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one?

(E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one has molecular formula C6H7F3O2 and molecular weight 168.11400 g/mol.

What are the upstream and downstream products of (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one?

For (E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one, Downstream Products: 2-Hydroxy-4-(trifluoromethyl)pyridine, Benzimidazole, 2-(Trifluoromethyl)benzimidazole.

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

Last updated: 11/2/2026

How to cite: Jingsj. "(E)-4-ethoxy-1,1,1-trifluorobut-3-en-2-one (CAS 59938-06-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-880178-3 (accessed 2026-11-09).

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