Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate

(E)-4-(4-氰基苯基)-2-氧代丁-3-烯酸甲酯

Also known as: (E)-Methyl 4-(4-cyanophenyl)-2-oxobut-3-enoate, 3-Butenoic acid, 4-(4-cyanophenyl)-2-oxo-, methyl ester, (3E)-, methyl (E)-4-(4-cyanophenyl)-2-oxobut-3-enoate, AKOS016007390, DA-17588, MFCD19053236

Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate (CAS 1257520-11-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H9NO3 and a molecular weight of 215.20500 g/mol. It is also known as (E)-Methyl 4-(4-cyanophenyl)-2-oxobut-3-enoate, 3-Butenoic acid, 4-(4-cyanophenyl)-2-oxo-, methyl ester, (3E)- and methyl (E)-4-(4-cyanophenyl)-2-oxobut-3-enoate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1257520-11-8
Jingsj CID: J-1386302-3
Molecular Formula: C₁₂H₉NO₃
Chinese Name: (E)-4-(4-氰基苯基)-2-氧代丁-3-烯酸甲酯
Molecular Weight: 215.20500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate?

The CAS number of Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate is 1257520-11-8.

What are the molecular formula and molecular weight of Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate?

Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate has molecular formula C12H9NO3 and molecular weight 215.20500 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. "Methyl (3E)-4-(4-cyanophenyl)-2-oxo-3-butenoate (CAS 1257520-11-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1386302-3 (accessed 2026-10-24).

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