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Methacrolein

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Gas phase thermochemistry data

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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
Deltafgas-25.43 ± 0.48kcal/molCcbVan-chin-syan, Kochubei, et al., 1996 

Condensed phase thermochemistry data

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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
Deltafliquid-33.13 ± 0.48kcal/molCcbVan-chin-syan, Kochubei, et al., 1996 
Quantity Value Units Method Reference Comment
Deltacliquid-548.04 ± 0.45kcal/molCcbVan-chin-syan, Kochubei, et al., 1996Corresponding «DELTA»fliquid = -33.10 kcal/mol (simple calculation by NIST; no Washburn corrections)

Phase change data

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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
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Tboil341.6KN/AWeast and Grasselli, 1989BS
Tboil342.15KN/AAnonymous, 1968TRC
Quantity Value Units Method Reference Comment
Tfus192.15KN/AAnonymous, 1968TRC
Quantity Value Units Method Reference Comment
Deltavap7.70kcal/molN/AVan-chin-syan, Kochubei, et al., 1996DRB

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

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

Data compiled by: John E. Bartmess

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

C4H5O- + Hydrogen cation = Methacrolein

By formula: C4H5O- + H+ = C4H6O

Quantity Value Units Method Reference Comment
Deltar376.7 ± 3.1kcal/molG+TSKleingeld and Nibbering, 1984gas phase; Acid: 2-methylpropenal. Reprotonation to dimethyl ketene? G3MP2B3 calculations indicate a dHacid of 396 kcal/mol
Quantity Value Units Method Reference Comment
Deltar369.0 ± 3.0kcal/molIMRBKleingeld and Nibbering, 1984gas phase; Acid: 2-methylpropenal. Reprotonation to dimethyl ketene? G3MP2B3 calculations indicate a dHacid of 396 kcal/mol

C4H5O- + Hydrogen cation = Methacrolein

By formula: C4H5O- + H+ = C4H6O

Quantity Value Units Method Reference Comment
Deltar377.2 ± 3.1kcal/molG+TSBartmess and Burnham, 1984gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar370.2 ± 3.0kcal/molIMRBBartmess and Burnham, 1984gas phase; value altered from reference due to change in acidity scale
Deltar369.0 ± 3.0kcal/molIMRBKleingeld and Nibbering, 1984gas phase

Gas phase ion energetics data

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

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C4H6O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)193.3kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity185.7kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
9.92PEMasclet and Mouvier, 1978LLK

De-protonation reactions

C4H5O- + Hydrogen cation = Methacrolein

By formula: C4H5O- + H+ = C4H6O

Quantity Value Units Method Reference Comment
Deltar376.7 ± 3.1kcal/molG+TSKleingeld and Nibbering, 1984gas phase; Acid: 2-methylpropenal. Reprotonation to dimethyl ketene? G3MP2B3 calculations indicate a dHacid of 396 kcal/mol; B
Quantity Value Units Method Reference Comment
Deltar369.0 ± 3.0kcal/molIMRBKleingeld and Nibbering, 1984gas phase; Acid: 2-methylpropenal. Reprotonation to dimethyl ketene? G3MP2B3 calculations indicate a dHacid of 396 kcal/mol; B

C4H5O- + Hydrogen cation = Methacrolein

By formula: C4H5O- + H+ = C4H6O

Quantity Value Units Method Reference Comment
Deltar377.2 ± 3.1kcal/molG+TSBartmess and Burnham, 1984gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Deltar370.2 ± 3.0kcal/molIMRBBartmess and Burnham, 1984gas phase; value altered from reference due to change in acidity scale; B
Deltar369.0 ± 3.0kcal/molIMRBKleingeld and Nibbering, 1984gas phase; B

Mass spectrum (electron ionization)

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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

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Mass spectrum
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Additional Data

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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 SHELL RESEARCH LIMITED THORNTON RESEARCH CENTRE
NIST MS number 254

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

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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
PackedApiezon L120.543.Bogoslovsky, Anvaer, et al., 1978Celite 545
PackedApiezon L160.552.Bogoslovsky, Anvaer, et al., 1978Celite 545

Kovats' RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillarySE-54566.Rembold, Wallner, et al., 198930. m/0.25 mm/0.25 «mu»m, He, 0. C @ 12. min, 12. K/min; Tend: 250. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-5568.4Xu, van Stee, et al., 200330. m/0.25 mm/1. «mu»m, He, 2.5 K/min; Tstart: 50. C; Tend: 200. C
CapillaryDB-1552.7Helmig, Klinger, et al., 199960. m/0.32 mm/1. «mu»m, -50. C @ 2. min, 6. K/min; Tend: 175. C
CapillaryDB-1553.Kaiser and Siegl, 199460. m/0.32 mm/1. «mu»m, -50. C @ 4. min, 6. K/min; Tend: 180. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5567.Engel, Baty, et al., 200230. m/0.25 mm/0.25 «mu»m, He; Program: 5C(5min) => 3C/min => 20C => 5C/min => 100C 15C/min => 150C (5min)

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5559.Isidorov, Purzynska, et al., 200630. m/0.25 mm/0.25 «mu»m, He, 35. C @ 5. min, 3. K/min; Tend: 200. C
CapillaryDB-5577.Macku and Shibamoto, 1991He, 40. C @ 5. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 160. C

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillarySLB-5 MS574.Mondello, 201230. m/0.25 mm/0.25 «mu»m, Helium; Program: not specified
CapillaryMethyl Silicone556.Zenkevich, 1996Program: not specified
CapillaryDB-1531.Ciccioli, Brancaleoni, et al., 199360. m/0.32 mm/0.25 «mu»m; Program: 3 min at 5 C; 5 - 50 C at 3 deg/min; 50 - 220 C at 5 deg/min

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax893.Umano, Hagi, et al., 200060. m/0.25 mm/0.25 «mu»m, He, 40. C @ 2. min, 2. K/min; Tend: 200. C
CapillaryPEG-20M885.Awano, Honda, et al., 1997He, 3. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 210. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillarySupelcowax 10883.Castioni and Kapetanidis, 199660. m/0.25 mm/0.25 «mu»m, Helium; Program: 60 0C (10 min) 2 0C/min -> 80 0C 3 0C/min -> 100 0C 4 0C/min -> 220 0C (30 min)
CapillarySupelcowax 10891.Castioni and Kapetanidis, 199660. m/0.25 mm/0.25 «mu»m, Helium; Program: not specified
CapillaryCarbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc.884.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

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.

Van-chin-syan, Kochubei, et al., 1996
Van-chin-syan, Yu.Ya.; Kochubei, V.V.; Sergeev, V.V.; Raevskii, Yu.A.; Gerasimchuk, S.I.; Kotovich, Kh.Z., Thermodynamic properties of some acids and aldehydes of the acrylic series, Sov. J. Chem. Phys. (Engl. Transl.), 1996, 70, 1789-1794, In original 1932. [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]

Anonymous, 1968
Anonymous, X., Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. [all data]

Kleingeld and Nibbering, 1984
Kleingeld, J.C.; Nibbering, N.M.M., Negative Ion/Molecule Cycloaddition Reactions of 2-Methylpropenal in the Gas Phase, Recl. Trav. Chim. Pays-Bas, 1984, 103, 3, 87, https://doi.org/10.1002/recl.19841030303 . [all data]

Bartmess and Burnham, 1984
Bartmess, J.E.; Burnham, R., Effect of central substituents on the gas phase acidities of propenes, J. Org. Chem., 1984, 49, 1382. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Masclet and Mouvier, 1978
Masclet, P.; Mouvier, G., Etude par spectrometrie photoelectronique d'aldehydes et de cetones ethyleniques conjugues, J. Electron Spectrosc. Relat. Phenom., 1978, 14, 77. [all data]

Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]

Rembold, Wallner, et al., 1989
Rembold, H.; Wallner, P.; Nitz, S.; Kollmannsberger, H.; Drawert, F., Volatile components of chickpea (Cicer arietinum L.) seed, J. Agric. Food Chem., 1989, 37, 3, 659-662, https://doi.org/10.1021/jf00087a018 . [all data]

Xu, van Stee, et al., 2003
Xu, X.; van Stee, L.L.P.; Williams, J.; Beens, J.; Adahchour, M.; Vreuls, R.J.J.; Brinkman, U.A.Th.; Lelieveld, J., Comprehensive two-dimensional gas chromatography (GC×GC) measurements of volatile organic compounds in the atmosphere, Atmos. Chem. Phys., 2003, 3, 3, 665-682, https://doi.org/10.5194/acp-3-665-2003 . [all data]

Helmig, Klinger, et al., 1999
Helmig, D.; Klinger, L.F.; Guenther, A.; Vierling, L.; Geron, C.; Zimmerman, P., Biogenic volatile organic compound emissions (BVOCs). I. Identifications from three continental sites in the U.S., Chemosphere, 1999, 38, 9, 2163-2187, https://doi.org/10.1016/S0045-6535(98)00425-1 . [all data]

Kaiser and Siegl, 1994
Kaiser, E.W.; Siegl, W.O., High resolution gas chromatographic determination of the atmospheric reactivity of engine-out hydrocarbon emissions from a spark-ignited engine, J. Hi. Res. Chromatogr., 1994, 17, 4, 264-270, https://doi.org/10.1002/jhrc.1240170414 . [all data]

Engel, Baty, et al., 2002
Engel, E.; Baty, C.; le Corre, D.; Souchon, I.; Martin, N., Flavor-active compounds potentially implicated in cooked cauliflower acceptance, J. Agric. Food Chem., 2002, 50, 22, 6459-6467, https://doi.org/10.1021/jf025579u . [all data]

Isidorov, Purzynska, et al., 2006
Isidorov, V.; Purzynska, A.; Modzelewska, A.; Serowiecka, M., Distribution coefficients of aliphatic alcohols, carbonyl compounds and esters between air and Carboxen/polydimethylsiloxane fiber coating, Anal. Chim. Acta., 2006, 560, 1-2, 103-109, https://doi.org/10.1016/j.aca.2005.12.043 . [all data]

Macku and Shibamoto, 1991
Macku, C.; Shibamoto, T., Headspace volatile compounds formed from heated corn oil and corn oil with glycine, J. Agric. Food Chem., 1991, 39, 7, 1265-1269, https://doi.org/10.1021/jf00007a014 . [all data]

Mondello, 2012
Mondello, L., HS-SPME-GCxGC-MS analysis of Yerba Mate (Ilex paraguariensis) in Shimadzu GC-GC application compendium of comprehensive 2D GC, Vol. 1-5, Shimadzu Corp., 2012, 1-29. [all data]

Zenkevich, 1996
Zenkevich, I.G., Informational Maitenance of Gas Chromatographic Identification of Organic Compounds in Ecoanalytical Investigations, Z. Anal. Chem., 1996, 51, 11, 1140-1148. [all data]

Ciccioli, Brancaleoni, et al., 1993
Ciccioli, P.; Brancaleoni, E.; Cecinato, A.; Sparapani, R.; Frattoni, M., Identification and determination of biogenic and anthropogenic volatile organic compounds in forest areas of Northern and Southern Europe and a remote site of the Himalaya region by high-resolution gas chromatography-mass spectrometry, J. Chromatogr., 1993, 643, 1-2, 55-69, https://doi.org/10.1016/0021-9673(93)80541-F . [all data]

Umano, Hagi, et al., 2000
Umano, K.; Hagi, Y.; Nakahara, K.; Shoji, A.; Shibamoto, T., Volatile chemicals identified in extracts from leaves of Japanese mugwort (Artemisia princeps Pamp.), J. Agric. Food Chem., 2000, 48, 8, 3463-3469, https://doi.org/10.1021/jf0001738 . [all data]

Awano, Honda, et al., 1997
Awano, K.; Honda, T.; Ogawa, T.; Suzuki, S.; Matsunaga, Y., Volatile components of Phalaenopsis schilleriana Rehb. f., Flavour Fragr. J., 1997, 12, 5, 341-344, https://doi.org/10.1002/(SICI)1099-1026(199709/10)12:5<341::AID-FFJ657>3.0.CO;2-L . [all data]

Castioni and Kapetanidis, 1996
Castioni, P.; Kapetanidis, I., Volatile constituents from Brunfelsia grandiflora ssp. grandiflora: qualitative analysis by GC-MS, Scientia Pharmaceutica, 1996, 64, 83-91. [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [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