Benzoin ethyl ether

Also known as: 2-Ethoxy-1,2-diphenylethanone, 2-Ethoxy-2-phenylacetophenone, α-Ethoxy-α-phenylacetophenone, Ethoxybenzoin, Ethyl benzoin ether, 2-Ethoxybenzoin, 1,2-Diphenyl-2-oxoethyloxyethane, dl-Benzoin ethyl ether, (±)-Benzoin ethyl ether, Seikuol BEE, PS 8A

Benzoin ethyl ether (CAS 574-09-4) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C16H16O2 and a molecular weight of 240.297 g/mol. Key properties include a melting point of 59-61 °C(lit.), a boiling point of 357.8±30.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 152.3±18.1 °C. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction and H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 574-09-4
Jingsj CID: J-2805-5
Molecular Formula: C₁₆H₁₆O₂
Molecular Weight: 240.297 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	59-61 °C(lit.)
Boiling Point	357.8±30.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	152.3±18.1 °C
Exact Mass	240.115036
PSA	26.30000
LogP	3.90
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.561

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning

H317 — May cause an allergic skin reaction
H400 — Very toxic to aquatic life

Customs & Trade Information

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Benzoin ethyl ether?

The CAS number of Benzoin ethyl ether is 574-09-4.

What are the molecular formula and molecular weight of Benzoin ethyl ether?

Benzoin ethyl ether has molecular formula C16H16O2 and molecular weight 240.297 g/mol.

Is Benzoin ethyl ether hazardous?

Benzoin ethyl ether has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H400 — Very toxic to aquatic life.

What are the upstream and downstream products of Benzoin ethyl ether?

For Benzoin ethyl ether, Upstream Products: Ethanol, Benzaldehyde, Diphenylacetylene; Downstream Products: Benzophenone, Ethyl benzoate, benzoic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Benzoin ethyl ether (CAS 574-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2805-5 (accessed 2026-11-07).

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