Ethyl 2-acetoxy-2-methylacetoacetate

2-乙酰氧基-2-甲基-乙酰乙酸乙酯

Also known as: Ethyl 2-acetyllactate acetate, Ethyl 2-(acetyloxy)-2-methyl-3-oxobutanoate, Butanoic acid, 2-(acetyloxy)-2-methyl-3-oxo-, ethyl ester, 2-Acetoxy-2-methyl-acetessigsaeure-aethylester, Aethyl-2-acetoxy-2-methyl-3-oxobutanoat, 2-acetoxy-2-methyl-acetoacetic acid ethyl ester

Ethyl 2-acetoxy-2-methylacetoacetate (CAS 25409-39-6) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H14O5 and a molecular weight of 202.20400 g/mol. It is also known as Ethyl 2-acetyllactate acetate, Ethyl 2-(acetyloxy)-2-methyl-3-oxobutanoate and Butanoic acid, 2-(acetyloxy)-2-methyl-3-oxo-, ethyl ester. Key properties include a boiling point of 257.1ºC at 760mmHg, a density of 1.115g/cm3 and a flash point of 103.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 25409-39-6
Jingsj CID: J-1992575-8
Molecular Formula: C₉H₁₄O₅
Chinese Name: 2-乙酰氧基-2-甲基-乙酰乙酸乙酯
Molecular Weight: 202.20400 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	257.1ºC at 760mmHg
Density	1.115g/cm3
Flash Point	103.9ºC
Exact Mass	202.08400
PSA	69.67000
LogP	0.46030
Vapor Pressure	0.0148mmHg at 25°C
Refractive Index	n20/D 1.428(lit.)

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. 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 Ethyl 2-acetoxy-2-methylacetoacetate?

The CAS number of Ethyl 2-acetoxy-2-methylacetoacetate is 25409-39-6.

What are the molecular formula and molecular weight of Ethyl 2-acetoxy-2-methylacetoacetate?

Ethyl 2-acetoxy-2-methylacetoacetate has molecular formula C9H14O5 and molecular weight 202.20400 g/mol.

What are the upstream and downstream products of Ethyl 2-acetoxy-2-methylacetoacetate?

For Ethyl 2-acetoxy-2-methylacetoacetate, Upstream Products: Ethyl 2-methylacetoacetate.

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 2-acetoxy-2-methylacetoacetate (CAS 25409-39-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992575-8 (accessed 2026-10-28).

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