methyl 2-(2-nitrobenzylidene)-3-oxobutanoate

甲基 2-(2-硝基苯亚甲基)乙酰乙酸酯

Also known as: methyl 2-(o-nitrobenzylidene)-acetoacetate, methyl 2-(2'-nitrobenzylidene)acetoacetate, methyl (Z)-2-(2-nitrobenzylidene)-3-oxobutanoate, 2-[(2-nitrophenyl)methylene]-3-oxobutanoic acid methyl ester, Nifedipine EP Impurity C, Nifedipine Impurity 4, methyl (2Z)-2-[(2-nitrophenyl)methylidene]-3-oxobutanoate

methyl 2-(2-nitrobenzylidene)-3-oxobutanoate (CAS 39562-27-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO5 and a molecular weight of 249.21900 g/mol. It is also known as methyl 2-(o-nitrobenzylidene)-acetoacetate, methyl 2-(2'-nitrobenzylidene)acetoacetate and methyl (Z)-2-(2-nitrobenzylidene)-3-oxobutanoate. Key properties include a melting point of 100-101 ºC (ethanol ), a boiling point of 395.9ºC at 760mmHg, a density of 1.296g/cm3 and a flash point of 177.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39562-27-1
Jingsj CID
J-1141773-4
Molecular Formula
C12H11NO5
Chinese Name
甲基 2-(2-硝基苯亚甲基)乙酰乙酸酯
Molecular Weight
249.21900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point100-101 ºC (ethanol )
Boiling Point395.9ºC at 760mmHg
Density1.296g/cm3
Flash Point177.2ºC

Frequently Asked Questions

What is the CAS number of methyl 2-(2-nitrobenzylidene)-3-oxobutanoate?

The CAS number of methyl 2-(2-nitrobenzylidene)-3-oxobutanoate is 39562-27-1.

What are the molecular formula and molecular weight of methyl 2-(2-nitrobenzylidene)-3-oxobutanoate?

methyl 2-(2-nitrobenzylidene)-3-oxobutanoate has molecular formula C12H11NO5 and molecular weight 249.21900 g/mol.

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

Last updated:

How to cite: Jingsj. "methyl 2-(2-nitrobenzylidene)-3-oxobutanoate (CAS 39562-27-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1141773-4 (accessed 2026-10-25).

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