Methyl 3-oxo-2-phenylpropanoate

α-甲酰基苯乙酸甲酯

Also known as: Methyl α-formylphenylacetate, Benzeneacetic acid, α-formyl-, methyl ester, methyl α-formylphenylacetate, methyl 3-hydroxy-2-phenylpropenoate, α-Formylbenzeneacetic acid methyl ester, Benzeneacetic acid, α-(hydroxymethylene)-, methyl ester, (E)- (9CI)

Methyl 3-oxo-2-phenylpropanoate (CAS 19242-49-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O3 and a molecular weight of 178.185 g/mol. It is also known as Methyl α-formylphenylacetate, Benzeneacetic acid, α-formyl-, methyl ester and methyl α-formylphenylacetate. Key properties include a boiling point of 262.3±28.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 111.1±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19242-49-0
Jingsj CID
J-1398944-8
Molecular Formula
C10H10O3
Chinese Name
α-甲酰基苯乙酸甲酯
Molecular Weight
178.185 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point262.3±28.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point111.1±24.0 °C

Frequently Asked Questions

What is the CAS number of Methyl 3-oxo-2-phenylpropanoate?

The CAS number of Methyl 3-oxo-2-phenylpropanoate is 19242-49-0.

What are the molecular formula and molecular weight of Methyl 3-oxo-2-phenylpropanoate?

Methyl 3-oxo-2-phenylpropanoate has molecular formula C10H10O3 and molecular weight 178.185 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 3-oxo-2-phenylpropanoate (CAS 19242-49-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1398944-8 (accessed 2026-10-24).

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