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alpha-Benzoin oxime

Also known as: Benzoin α-oxime, Cupron, Cuprone, 2-Hydroxy-2-phenylacetophenone oxime, α-Benzoinoxime, 2-Hydroxy-1,2-diphenylethanone oxime, Benzoin anti-oxime, Benzoin alpha-monoxime

alpha-Benzoin oxime (CAS 441-38-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H13NO2 and a molecular weight of 227.25900 g/mol. Key properties include a melting point of 153-155 °C(lit.), a boiling point of 417.8ºC at 760 mmHg, a density of 1.13g/cm3 and a flash point of 270.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
441-38-3
Jingsj CID
J-6806-4
Molecular Formula
C14H13NO2
Molecular Weight
227.25900 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point153-155 °C(lit.)
Boiling Point417.8ºC at 760 mmHg
Density1.13g/cm3
Flash Point270.4ºC
Exact Mass227.09500
PSA52.82000
LogP2.59850
Vapor Pressure9.98E-08mmHg at 25°C
Refractive Index1.58
Additional Propertyethanol: 0.1 g/mL, clear

Customs & Trade Information

HS Code2928000090
Summary2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of alpha-Benzoin oxime?

The CAS number of alpha-Benzoin oxime is 441-38-3.

What are the molecular formula and molecular weight of alpha-Benzoin oxime?

alpha-Benzoin oxime has molecular formula C14H13NO2 and molecular weight 227.25900 g/mol.

What are the upstream and downstream products of alpha-Benzoin oxime?

For alpha-Benzoin oxime, Downstream Products: (1S,2R)-(+)-2-Amino-1,2-diphenylethanol, (1R,2S)-2-Amino-1,2-diphenylethanol.

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

Last updated:

How to cite: Jingsj. "alpha-Benzoin oxime (CAS 441-38-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6806-4 (accessed 2026-11-09).

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