Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Ethanedioic acid, dimethyl ester

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Deltafgas-709.27 ± 0.54kJ/molCcbAnthoney, Carson, et al., 1976See Anthoney, Carson, et al., 1975; ALS
Deltafgas-709.7kJ/molN/AAnthoney, Finch, et al., 1975Value computed using «DELTA»fHsolid° value of -756.7±0.3 kj/mol from Anthoney, Finch, et al., 1975 and «DELTA»subH° value of 47.0 kj/mol from Anthoney, Carson, et al., 1976.; DRB

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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

Quantity Value Units Method Reference Comment
Deltafsolid-756.30 ± 0.84kJ/molCcbAnthoney, Carson, et al., 1976See Anthoney, Carson, et al., 1975
Deltafsolid-756.73 ± 0.31kJ/molCmAnthoney, Finch, et al., 1975Hydrolysis
Quantity Value Units Method Reference Comment
Deltacsolid-1675.2 ± 0.63kJ/molCcbAnthoney, Carson, et al., 1976See Anthoney, Carson, et al., 1975; Corresponding «DELTA»fsolid = -756.30 kJ/mol (simple calculation by NIST; no Washburn corrections)
Deltacsolid-1677.kJ/molCcbVerkade, Coops, et al., 1926Heat of combustion at 15°C; Corresponding «DELTA»fsolid = -754.4 kJ/mol (simple calculation by NIST; no Washburn corrections)

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Tboil437.7KN/AWeast and Grasselli, 1989BS
Tboil437.4KN/ALecat, 1927Uncertainty assigned by TRC = 0.5 K; TRC
Tboil437.4KN/ALecat, 1926Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus327.95KN/AAnthoney, Carson, et al., 1976, 2Uncertainty assigned by TRC = 0.25 K; TRC
Tfus322.65KN/ABruner, 1894Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Tc628.KN/AStern and Kay, 1957Uncertainty assigned by TRC = 8. K; TRC
Tc533.KN/AWeger, 1883Uncertainty assigned by TRC = 40. K; TRC
Tc533.KN/ARegnault, 1862Uncertainty assigned by TRC = 40. K; TRC
Quantity Value Units Method Reference Comment
Pc39.80barN/AStern and Kay, 1957Uncertainty assigned by TRC = 4.053 bar; TRC
Pc96.10barN/ARegnault, 1862Uncertainty assigned by TRC = 20.265 bar; TRC
Quantity Value Units Method Reference Comment
Deltavap54.7 ± 0.3kJ/molGSVerevkin, Kozlova, et al., 2006Based on data from 330. - 365. K.; AC
Deltavap52.5kJ/molN/AMa, Liu, et al., 2004Based on data from 328. - 443. K. See also Verevkin, Kozlova, et al., 2006.; AC
Quantity Value Units Method Reference Comment
Deltasub75.2 ± 0.5kJ/molCChickos, Sabbah, et al., 1996ALS
Deltasub74.6 ± 0.7kJ/molCChickos, Sabbah, et al., 1996AC
Deltasub75.3 ± 1.6kJ/molN/AChickos, Sabbah, et al., 1996AC
Deltasub47.0kJ/molN/AAnthoney, Carson, et al., 1976DRB

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
44.7416.HG,EBAskonas and Daubert, 1988Based on data from 347. - 485. K.; AC
48.8308.AStephenson and Malanowski, 1987Based on data from 293. - 437. K. See also Stull, 1947.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
293. - 436.55.045851994.334-41.204Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
75.6 ± 1.6283.HSAChickos, Sabbah, et al., 1996Based on data from 268. - 298. K.; AC
47.40 ± 0.46289.21VAnthoney, Carson, et al., 1976See Anthoney, Carson, et al., 1975; ALS

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
21.07327.6Acree, 1991AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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

Ethanedioic acid, dimethyl ester + 2Water = Oxalic acid + 2Methyl Alcohol

By formula: C4H6O4 + 2H2O = C2H2O4 + 2CH4O

Quantity Value Units Method Reference Comment
Deltar17.428 ± 0.065kJ/molCmAnthoney, Finch, et al., 1975solid phase; solvent: Water; Hydrolysis

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
10.0PEMcGlynn and Meeks, 1976 
10.30PEMcGlynn and Meeks, 1976Vertical value

Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, NIST Free Links, 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

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-5045
NIST MS number 228095

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), NIST Free Links, 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

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillarySE-54140.824.Grigor'eva, Vasil'ev, et al., 199315. m/0.28 mm/2.4 «mu»m, Ar
CapillarySE-54160.819.Grigor'eva, Vasil'ev, et al., 199315. m/0.28 mm/2.4 «mu»m, Ar
CapillarySE-54180.817.Grigor'eva, Vasil'ev, et al., 199315. m/0.28 mm/2.4 «mu»m, Ar

Kovats' RI, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG-40M120.1382.Grigor'eva, Vasil'ev, et al., 199340. m/0.25 mm/0.10 «mu»m, Ar
CapillaryPEG-40M120.1389.Grigor'eva, Vasil'ev, et al., 199340. m/0.25 mm/0.10 «mu»m, Ar

Van Den Dool and Kratz RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-5826.Wu, Zorn, et al., 200730. m/0.32 mm/0.25 «mu»m, He, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
PackedSE-30837.van den Dool and Kratz, 1963Celite; Tstart: 75. C; Tend: 228. C

Van Den Dool and Kratz RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
PackedSE-30800.Peng, Ding, et al., 1988Supelcoport; Chromosorb; Column length: 3.05 m; Program: 40C(5min) => 10C/min => 200C or 250C (60min)

Van Den Dool and Kratz RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryZB-Wax1409.Wu, Zorn, et al., 200730. m/0.32 mm/0.25 «mu»m, He, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
PackedCarbowax 20M1382.van den Dool and Kratz, 1963Celite 545, 4.6 K/min; Tstart: 75. C; Tend: 228. C

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5800.N/A30. m/0.32 mm/0.25 «mu»m, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryHP-5826.N/A30. m/0.32 mm/0.25 «mu»m, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryDB-5800.Wu, Krings, et al., 200530. m/0.32 mm/0.25 «mu»m, He, 40. C @ 2. min, 5. K/min, 250. C @ 10. min

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryZB-Wax1395.N/A30. m/0.32 mm/0.25 «mu»m, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryZB-Wax1409.N/A30. m/0.32 mm/0.25 «mu»m, Helium, 40. C @ 2. min, 5. K/min, 250. C @ 5. min
CapillaryZB-Wax1395.Wu, Krings, et al., 200530. m/0.32 mm/0.25 «mu»m, He, 40. C @ 2. min, 5. K/min, 250. C @ 10. min

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Anthoney, Carson, et al., 1976
Anthoney, M.E.; Carson, A.S.; Laye, P.G.; Yrekli, M., The enthalpy of formation of dimethyl oxalate, J. Chem. Thermodyn., 1976, 8, 1009-1010. [all data]

Anthoney, Carson, et al., 1975
Anthoney, M.E.; Carson, A.S.; Laye, P.G., The thermochemistry of formates and oxalates, Conf. Int. Thermodyn. Chim. C.R. 4th, 1975, 1, 99-103. [all data]

Anthoney, Finch, et al., 1975
Anthoney, M.E.; Finch, A.; Stephens, M., The solution of dimethyl oxalate and oxalic acid in water and alkali. Standard enthalpy of formation of dimethyl oxalate, Thermochim. Acta, 1975, 12, 427-431. [all data]

Verkade, Coops, et al., 1926
Verkade, P.E.; Coops, J.; Hartman, H., Calorimetric researches. XIII. Heats of combustion of successive terms of homologous series: Dimethyl esters of the oxalic acid series. A general survey of the oscillation phenomena, Recl. Trav. Chim. Pays-Bas, 1926, 45, 585-606. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Lecat, 1927
Lecat, M., New binary azeotropes: 6th list, Ann. Soc. Sci. Bruxelles, Ser. B, 1927, 47, 63-71. [all data]

Lecat, 1926
Lecat, M., New binary azeotropes: 3rd list, Ann. Soc. Sci. Bruxelles, Ser. B, 1926, 45, 284-94. [all data]

Anthoney, Carson, et al., 1976, 2
Anthoney, M.E.; Carson, A.S.; Carson, P.G.; Laye, P.G.; Yurckli, M., J. Chem. Thermodyn., 1976, 8, 1009. [all data]

Bruner, 1894
Bruner, L., The heats of fusion of some organic compounds, Ber. Dtsch. Chem. Ges., 1894, 27, 2102. [all data]

Stern and Kay, 1957
Stern, S.A.; Kay, W.B., The Critical Pressure and Temperature of Dimethyl Oxalate, J. Phys. Chem., 1957, 61, 374. [all data]

Weger, 1883
Weger, F., Justus Liebigs Ann. Chem., 1883, 221, 61. [all data]

Regnault, 1862
Regnault, V., Mem. Acad. Sci. Inst. Fr., 1862, 26, 335. [all data]

Verevkin, Kozlova, et al., 2006
Verevkin, Sergey P.; Kozlova, Svetlana A.; Emel'yanenko, Vladimir N.; Nikitin, Eugene D.; Popov, Alexander P.; Krasnykh, Eugen L., Vapor Pressures, Enthalpies of Vaporization, and Critical Parameters of a Series of Linear Aliphatic Dimethyl Esters of Dicarboxylic Acids, J. Chem. Eng. Data, 2006, 51, 5, 1896-1905, https://doi.org/10.1021/je0602418 . [all data]

Ma, Liu, et al., 2004
Ma, Xin-Bin; Liu, Xin-Gang; Li, Zhen-Hua; Xu, Gen-Hui, Vapor--liquid equilibria for the ternary system methanol + dimethyl carbonate + dimethyl oxalate and constituent binary systems at different temperatures, Fluid Phase Equilibria, 2004, 221, 1-2, 51-56, https://doi.org/10.1016/j.fluid.2004.04.018 . [all data]

Chickos, Sabbah, et al., 1996
Chickos, J.S.; Sabbah, R.; Hosseini, S.; Liebman, J.F., The sublimation enthalpy of dimethyl oxalate, Struct. Chem., 1996, 7, 391-395. [all data]

Askonas and Daubert, 1988
Askonas, Charles F.; Daubert, Thomas E., Vapor pressure determination of eight oxygenated compounds, J. Chem. Eng. Data, 1988, 33, 3, 225-229, https://doi.org/10.1021/je00053a001 . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

McGlynn and Meeks, 1976
McGlynn, S.P.; Meeks, J.L., Photoelectron spectra of carbonyls, carbonates, oxalates and esterification effects, J. Electron Spectrosc. Relat. Phenom., 1976, 8, 85. [all data]

Grigor'eva, Vasil'ev, et al., 1993
Grigor'eva, D.N.; Vasil'ev, A.V.; Golovnya, R.V., Effect of the temperature on the retention indices in homologous series of bifunctional compounds under capillary gas chromatography conditions, J. Anal. Chem. USSR (Engl. Transl.), 1993, 48, 7, 817-822. [all data]

Wu, Zorn, et al., 2007
Wu, S.; Zorn, H.; Krings, U.; Berger, R.G., Volatiles from submerged and surface-cultured beefsteak fungus, Fistulina hepatica, Flavour Fragr. J., 2007, 22, 1, 53-60, https://doi.org/10.1002/ffj.1758 . [all data]

van den Dool and Kratz, 1963
van den Dool, H.; Kratz, P. Dec., A generalization of the retention index system including linear temperature programmed gas-liquid partition chromatography, J. Chromatogr., 1963, 11, 463-471, https://doi.org/10.1016/S0021-9673(01)80947-X . [all data]

Peng, Ding, et al., 1988
Peng, C.T.; Ding, S.F.; Hua, R.L.; Yang, Z.C., Prediction of Retention Indexes I. Structure-Retention Index Relationship on Apolar Columns, J. Chromatogr., 1988, 436, 137-172, https://doi.org/10.1016/S0021-9673(00)94575-8 . [all data]

Wu, Krings, et al., 2005
Wu, S.; Krings, U.; Zorn, H.; Berger, R.G., Volatile compounds from the fruiting bodies of beefsteak fungus Fistulina hepatica (Schaeffer: Fr.) Fr., Food Chem., 2005, 92, 2, 221-226, https://doi.org/10.1016/j.foodchem.2004.07.013 . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, References