Ethyl α-cyanocinnamate

α-氰基肉桂酸乙酯

Also known as: Ethyl 2-cyano-3-phenylacrylate, Ethyl (2E)-2-cyano-3-phenylprop-2-enoate, Ethyl benzylidenecyanoacetate, trans-Ethyl α-cyanocinnamate, α-Cyanocinnamic Acid Ethyl Ester, Ethyl (E)-α-cyanocinnamate, Ethyl 2-cyanocinnamate, Ethyl a-benzylidenecyanoacetate, 2-Propenoic acid, 2-cyano-3-phenyl-, ethyl ester, (2E)-

Ethyl α-cyanocinnamate (CAS 2025-40-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO2 and a molecular weight of 201.221 g/mol. It is also known as Ethyl 2-cyano-3-phenylacrylate, Ethyl (2E)-2-cyano-3-phenylprop-2-enoate and Ethyl benzylidenecyanoacetate. Key properties include a melting point of 51-53ºC(lit.), a boiling point of 324.1±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 156.4±11.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2025-40-3
Jingsj CID: J-1002371-4
Molecular Formula: C₁₂H₁₁NO₂
Chinese Name: α-氰基肉桂酸乙酯
Molecular Weight: 201.221 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	51-53ºC(lit.)
Boiling Point	324.1±0.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	156.4±11.3 °C

Frequently Asked Questions

What is the CAS number of Ethyl α-cyanocinnamate?

The CAS number of Ethyl α-cyanocinnamate is 2025-40-3.

What are the molecular formula and molecular weight of Ethyl α-cyanocinnamate?

Ethyl α-cyanocinnamate has molecular formula C12H11NO2 and molecular weight 201.221 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. "Ethyl α-cyanocinnamate (CAS 2025-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002371-4 (accessed 2026-10-24).

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