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Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate

Also known as: AKOS B016257, AKOS BBS-00001167, ART-CHEM-BB B016257, BB_NC-1079, Benzenebutanoic acid, 4-methoxy-α,γ-dioxo-, methyl ester, METHYL 4-(4-METHOXYPHENYL)-2,4-DIOXOBUTANOATE, Methyl 4-Methoxy-a,g-dioxo-benzenebutanoate, Methyl 4-methoxy-a,g-dioxo-benzenebutanoate, Methyl 4-methoxy-α,γ-dioxobenzenebutanoate, SALOR-INT L499250-1EA, methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate, methylmethoxyphenyldioxobutanoate, p-Methoxybenzoylbrenztraubensaeure-methylester

Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate (CAS 39757-31-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12O5 and a molecular weight of 236.221 g/mol. Key properties include a melting point of 96-98ºC, a boiling point of 396.4±22.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 178.0±22.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39757-31-8
Jingsj CID
J-1511140-7
Molecular Formula
C12H12O5
Molecular Weight
236.221 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point96-98ºC
Boiling Point396.4±22.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point178.0±22.4 °C
Exact Mass236.068466
PSA72.83000
LogP1.07
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.513

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate?

The CAS number of Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate is 39757-31-8.

What are the molecular formula and molecular weight of Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate?

Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate has molecular formula C12H12O5 and molecular weight 236.221 g/mol.

What are the upstream and downstream products of Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate?

For Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate, Upstream Products: Dimethyl oxalate, 4'-Methoxyacetophenone; Downstream Products: 5-(4-Methoxyphenyl)isoxazole-3-carboxylic acid, 5-(4-Methoxyphenyl)-1H-pyrazole-3-carboxylic acid, Methyl 3-(4-methoxyphenyl)-1H-pyrazole-5-carboxylate.

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

Last updated:

How to cite: Jingsj. "Methyl 4-(4-methoxyphenyl)-2,4-dioxobutanoate (CAS 39757-31-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511140-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.