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Methyl 2,4-dioxo-4-phenylbutanoate

Also known as: Methyl 2,4-dioxo-4-phenylbutyrate, Methyl 4-phenyl-2,4-dioxobutanoate, Methyl benzoylpyruvate, NSC 208703, alpha,gamma-Dioxobenzenebutanoic acid methyl ester, Benzenebutanoic acid, α,γ-dioxo-, methyl ester, methyl 2,4-dioxo-4-phenyl butanoate, methyl 4-phenyl-2,4-dioxo-butanoate

Methyl 2,4-dioxo-4-phenylbutanoate (CAS 20577-73-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H10O4 and a molecular weight of 206.195 g/mol. Key properties include a melting point of 59-60ºC, a boiling point of 335.6±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 149.0±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20577-73-5
Jingsj CID
J-1505350-6
Molecular Formula
C11H10O4
Molecular Weight
206.195 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point59-60ºC
Boiling Point335.6±25.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point149.0±23.2 °C
Exact Mass206.057907
PSA60.44000
LogP1.00
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.520

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 2,4-dioxo-4-phenylbutanoate?

The CAS number of Methyl 2,4-dioxo-4-phenylbutanoate is 20577-73-5.

What are the molecular formula and molecular weight of Methyl 2,4-dioxo-4-phenylbutanoate?

Methyl 2,4-dioxo-4-phenylbutanoate has molecular formula C11H10O4 and molecular weight 206.195 g/mol.

What are the upstream and downstream products of Methyl 2,4-dioxo-4-phenylbutanoate?

For Methyl 2,4-dioxo-4-phenylbutanoate, Upstream Products: Dimethyl oxalate, Acetophenone, 2-Acetylthiophene; Downstream Products: 3-Phenylpyrazole-5-carboxylic acid hydrate, Methyl 5-phenylisoxazole-3-carboxylate, 5-Phenyl-3-isoxazolecarboxamide.

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 2,4-dioxo-4-phenylbutanoate (CAS 20577-73-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505350-6 (accessed 2026-11-09).

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