Ethyl acetoacetate

Also known as: Ethyl 3-oxobutanoate, Ethyl 3-oxobutyrate, Acetoacetic acid ethyl ester, Acetoacetic ester, 3-Oxobutanoic acid ethyl ester, 3-Oxobutyric acid ethyl ester, Butanoic acid, 3-oxo-, ethyl ester, Ethyl acetylacetate, ethylacetoacetate

Ethyl acetoacetate (CAS 141-97-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C6H10O3 and a molecular weight of 130.142 g/mol. Key properties include a melting point of −43 °C(lit.), a boiling point of 180.6±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 67.0±18.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 141-97-9
Jingsj CID: J-806798-9
Molecular Formula: C₆H₁₀O₃
Molecular Weight: 130.142 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	−43 °C(lit.)
Boiling Point	180.6±8.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	67.0±18.5 °C
Exact Mass	130.062988
PSA	43.37000
LogP	0.72
Additional Property	4.48 (vs air)
Vapor Pressure	0.9±0.3 mmHg at 25°C
Refractive Index	1.408
Additional Property	116 g/L (20 ºC)

Activity & Biological Data

Additional Information	[1]. Rao M.Uppu, et al. Enantioselective catalytic asymmetric hydrogenation of ethyl acetoacetate in room temperature ionic liquids. Biochemical and Biophysical Research Communications. 1996 Dec; 229(3):764-769. [2]. Leo F. Salter, et al. A dual‐frequency Belousov Zhabotinskii oscillating reaction with ethyl acetoacetate as organic substrate. substrate. International Journal of Chemical Kinetics. 1982. 14(8), 815–821. [3]. Iqbal S, et al. 2-Oxo-1,2,3,4-tetrahydropyrimidines Ethyl Esters as Potent β- Glucuronidase Inhibitors: One-pot Synthesis, In vitro and In silico Studies. Med Chem. 2018;14(8):818-830. [4]. Horne SM, et al. Acetoacetate and ethyl acetoacetate as novel inhibitors of bacterial biofilm. Lett Appl Microbiol. 2018 Apr;66(4):329-339.

Additional Information

[1]. Rao M.Uppu, et al. Enantioselective catalytic asymmetric hydrogenation of ethyl acetoacetate in room temperature ionic liquids. Biochemical and Biophysical Research Communications. 1996 Dec; 229(3):764-769. [2]. Leo F. Salter, et al. A dual‐frequency Belousov Zhabotinskii oscillating reaction with ethyl acetoacetate as organic substrate. substrate. International Journal of Chemical Kinetics. 1982. 14(8), 815–821. [3]. Iqbal S, et al. 2-Oxo-1,2,3,4-tetrahydropyrimidines Ethyl Esters as Potent β- Glucuronidase Inhibitors: One-pot Synthesis, In vitro and In silico Studies. Med Chem. 2018;14(8):818-830. [4]. Horne SM, et al. Acetoacetate and ethyl acetoacetate as novel inhibitors of bacterial biofilm. Lett Appl Microbiol. 2018 Apr;66(4):329-339.

Customs & Trade Information

HS Code	2918300090
Summary	2918300090 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 Ethyl acetoacetate?

The CAS number of Ethyl acetoacetate is 141-97-9.

What are the molecular formula and molecular weight of Ethyl acetoacetate?

Ethyl acetoacetate has molecular formula C6H10O3 and molecular weight 130.142 g/mol.

What are the upstream and downstream products of Ethyl acetoacetate?

For Ethyl acetoacetate, Upstream Products: Ethanol, Methyl acetoacetate, Ethyl nicotinate; Downstream Products: ethyl (Z)-3-oxo-2-(2-phenylhydrazono)butanoate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethyl acetoacetate (CAS 141-97-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-806798-9 (accessed 2026-11-09).

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