Ethyl acetoacetate
- Formula: C6H10O3
- Molecular weight: 130.1418
- IUPAC Standard InChIKey: XYIBRDXRRQCHLP-UHFFFAOYSA-N
- CAS Registry Number: 141-97-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Butanoic acid, 3-oxo-, ethyl ester; Acetoacetic acid, ethyl ester; Active acetylacetate; Diacetic ether; Ethyl acetylacetate; Ethyl 3-oxobutanoate; Ethyl 3-oxobutyrate; EAA; Acetoctan ethylnaty; Ethylacetacetat; Ethylester kyseliny acetoctove; 3-Oxobutanoic acid ethyl ester; 1-Ethoxybutane-1,3-dione; NSC 8657
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Reaction thermochemistry data
Go To: Top, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C2H6O + C4H4O2 = C6H10O3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -30.35 | kcal/mol | Kin | Lopatin, Popov, et al., 1992 | liquid phase; solvent: Solution |
By formula: C6H10O3 = C6H10O3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -3.17 ± 0.24 | kcal/mol | Eqk | Folkendt, Weiss-Lopez, et al., 1985 | gas phase; NMR |
Gas Chromatography
Go To: Top, Reaction thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | SE-30 | 100. | 903.0 | Tudor, 1997 | 40. m/0.35 mm/0.35 μm |
Packed | SE-30 | 150. | 910. | Tiess, 1984 | Ar, Gas Chrom Q (80-100 mesh); Column length: 3. m |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Carbowax 20M | 150. | 1496. | Tudor, Moldovan, et al., 1999 | Phase thickness: 0.08 μm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5MS | 954. | Pino, Mesa, et al., 2005 | 30. m/0.25 mm/0.25 μm, He, 60. C @ 2. min, 4. K/min, 250. C @ 20. min |
Capillary | HP-5 | 944. | David, Scanlan, et al., 2000 | 50. m/0.32 mm/1.05 μm, He, 2. K/min; Tstart: 50. C; Tend: 290. C |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1466. | Bianchi, Careri, et al., 2007 | 30. m/0.25 mm/0.25 μm, He; Program: 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 907. | Peppard, 1992 | 30. m/0.25 mm/1.0 μm, He, 3. K/min, 250. C @ 30. min; Tstart: 40. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | RTX-5 | 910. | Ádámová, Orinák, et al., 2005 | 30. m/0.25 mm/0.25 μm, N2; Program: not specified |
Capillary | SE-30 | 907. | Vinogradov, 2004 | Program: not specified |
Capillary | HP-5 | 944.4 | David, Scanlan, et al., 2002 | 50. m/0.32 mm/1.05 μm, He; Program: not specified |
Capillary | HP-5 | 943. | Jordán, Goodner, et al., 2002 | 30. m/0.25 mm/0.25 μm; Program: not specified |
Capillary | HP-5 | 930. | Jordán, Goodner, et al., 2002 | 30. m/0.25 mm/0.25 μm; Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1427. | Vinogradov, 2004 | Program: not specified |
References
Go To: Top, Reaction thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lopatin, Popov, et al., 1992
Lopatin, E.B.; Popov, V.V.; Epshtein, N.A.; Mikhaleva, L.M.; Makarov, Yu.N.,
Kinetic and thermochemical characteristics of diketene-based reactions,
Khim.-Farm. Zh., 1992, 26, 76-78. [all data]
Folkendt, Weiss-Lopez, et al., 1985
Folkendt, M.M.; Weiss-Lopez, B.E.; Chauvel, J.P., Jr.; True, N.S.,
Gas-phase 1H NMR studies of keto-enol tautomerism of acetylacetone, methyl acetoacetate, and ethyl acetoacetate,
J. Phys. Chem., 1985, 89, 3347-3352. [all data]
Tudor, 1997
Tudor, E.,
Temperature dependence of the retention index for perfumery compounds on a SE-30 glass capillary column. I. Linear equations,
J. Chromatogr. A, 1997, 779, 1-2, 287-297, https://doi.org/10.1016/S0021-9673(97)00453-6
. [all data]
Tiess, 1984
Tiess, D.,
Gaschromatographische Retentionsindices von 125 leicht- bis mittelflüchtigen organischen Substanzen toxikologisch-analytischer Relevanz auf SE-30,
Wiss. Z. Wilhelm-Pieck-Univ. Rostock Math. Naturwiss. Reihe, 1984, 33, 6-9. [all data]
Tudor, Moldovan, et al., 1999
Tudor, E.; Moldovan, D.; Zârna, N.,
Temperature dependence of the retention index for perfumery compounds on two carbowax-20M glass capillary columns with different film thickness. 2,
Rev. Roum. Chim., 1999, 44, 7, 665-675. [all data]
Pino, Mesa, et al., 2005
Pino, J.A.; Mesa, J.; Muñoz, Y.; Martí, M.P.; Marbot, R.,
Volatile components from mango (Mangifera indica L.) cultivars,
J. Agric. Food Chem., 2005, 53, 6, 2213-2223, https://doi.org/10.1021/jf0402633
. [all data]
David, Scanlan, et al., 2000
David, F.; Scanlan, F.; Sandra, P.,
Retention time locking in flavor analysis, Proceedings 23rd ISCC; CD-ROM, 2000, retrieved from http://www.richrom.com/assets/CD23PDF. [all data]
Bianchi, Careri, et al., 2007
Bianchi, F.; Careri, M.; Mangia, A.; Musci, M.,
Retention indices in the analysis of food aroma volatile compounds in temperature-programmed gas chromatography: Database creation and evaluation of precision and robustness,
J. Sep. Sci., 2007, 39, 4, 563-572, https://doi.org/10.1002/jssc.200600393
. [all data]
Peppard, 1992
Peppard, T.L.,
Volatile flavor constituents of Monstera deliciosa,
J. Agric. Food Chem., 1992, 40, 2, 257-262, https://doi.org/10.1021/jf00014a018
. [all data]
Ádámová, Orinák, et al., 2005
Ádámová, M.; Orinák, A.; Halás, L.,
Retention indices as identification tool in pyrolysis-capillary gas chromatography,
J. Chromatogr. A, 2005, 1087, 1-2, 131-141, https://doi.org/10.1016/j.chroma.2005.01.003
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
David, Scanlan, et al., 2002
David, F.; Scanlan, F.; Sandra, P.; Szelewski, M.,
Analysis of essential oil compounds using retention time locked methods and retention time databases, 2002, retrieved from http://www.chem.agilent.com. [all data]
Jordán, Goodner, et al., 2002
Jordán, M.J.; Goodner, K.L.; Shaw, P.E.,
Characterization of the aromatic profile in aqueous essence and fruit juice of yellow passion fruit (Passiflora edulis Sims F. Flavicarpa degner) by GC-MS and GC/O,
J. Agric. Food Chem., 2002, 50, 6, 1523-1528, https://doi.org/10.1021/jf011077p
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas Chromatography, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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