Ethyl acetoacetate

Ethyl acetoacetate
Names
	Preferred IUPAC name Ethyl 3-oxobutanoate
	Other names Acetoacetic acid ethyl ester; Ethyl acetylacetate; 3-Oxobutanoic acid ethyl ester;
Identifiers
CAS Number	141-97-9 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:4893;
ChEMBL	ChEMBL169176 ;
ChemSpider	13865426 ;
ECHA InfoCard	100.005.015
EC Number	205-516-1;
KEGG	C03500 ;
PubChem CID	8868;
RTECS number	AK5250000;
UNII	IZP61H3TB1 ;
UN number	1993
CompTox Dashboard (EPA)	DTXSID2027092 ;
	InChI InChI=1S/C6H10O3/c1-3-9-6(8)4-5(2)7/h3-4H2,1-2H3 Key: XYIBRDXRRQCHLP-UHFFFAOYSA-N ; InChI=1/C6H10O3/c1-3-9-6(8)4-5(2)7/h3-4H2,1-2H3 Key: XYIBRDXRRQCHLP-UHFFFAOYAP;
	SMILES CCOC(=O)CC(=O)C;
Properties
Chemical formula	C6H10O3
Molar mass	130.14 g/mol
Appearance	Colourless liquid
Odor	Fruit or rum
Density	1.021 g/cm3, liquid
Melting point	−45 °C (−49 °F; 228 K)
Boiling point	180.8 °C (357.4 °F; 453.9 K)
Solubility in water	2.86 g/100 ml (20 °C)
Acidity (pKa)	10.68 (in H2O); 14.2 (in DMSO);
Magnetic susceptibility (χ)	−71.67×10−6cm3/mol
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H319
Precautionary statements	P305+P351+P338
NFPA 704 (fire diamond)	2 2
Flash point	70 °C (158 °F; 343 K)
Related compounds
Related esters	Methyl acetoacetate; Ethyl acetate; Diethyl malonate;
Related compounds	Acetone; Acetylacetone; Diketene;
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

The organic compound ethyl acetoacetate (EAA) is the ethyl ester of acetoacetic acid. It is a colorless liquid. It is widely used as a chemical intermediate in the production of a wide variety of compounds. It is used as a flavoring for food.

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