Diethyl benzylidenemalonate

苯亚甲基丙二酸二乙酯

Also known as: Diethyl 2-benzylidenemalonate, Benzalmalonic acid diethyl ester, Benzylidenemalonic acid diethyl ester, Diethyl benzalmalonate, 2-Benzylidene-malonic acid diethyl ester, Ethyl benzalmalonate, α-(Ethoxycarbonyl)cinnamic acid ethyl ester, Propanedioic acid, (phenylmethylene)-, diethyl ester

Diethyl benzylidenemalonate (CAS 5292-53-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H16O4 and a molecular weight of 248.274 g/mol. It is also known as Diethyl 2-benzylidenemalonate, Benzalmalonic acid diethyl ester and Benzylidenemalonic acid diethyl ester. Key properties include a melting point of 28-31°C, a boiling point of 335.5±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 149.6±20.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5292-53-5
Jingsj CID: J-24380-7
Molecular Formula: C₁₄H₁₆O₄
Chinese Name: 苯亚甲基丙二酸二乙酯
Molecular Weight: 248.274 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	28-31°C
Boiling Point	335.5±0.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	149.6±20.7 °C

Frequently Asked Questions

What is the CAS number of Diethyl benzylidenemalonate?

The CAS number of Diethyl benzylidenemalonate is 5292-53-5.

What are the molecular formula and molecular weight of Diethyl benzylidenemalonate?

Diethyl benzylidenemalonate has molecular formula C14H16O4 and molecular weight 248.274 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Diethyl benzylidenemalonate (CAS 5292-53-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24380-7 (accessed 2026-10-22).

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