Propane, 2-ethoxy-2-methyl-

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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Δfgas-75.96kcal/molN/ASharonov, Rozhnov, et al., 1995Value computed using ΔfHliquid° value of -350.8±2.6 kj/mol from Sharonov, Rozhnov, et al., 1995 and ΔvapH° value of 32.97 kj/mol from missing citation.; DRB
Δfgas-75.0 ± 0.5kcal/molEqkIborra, Izquierdo, et al., 1989GC; ALS

Constant pressure heat capacity of gas

Cp,gas (cal/mol*K) Temperature (K) Reference Comment
35.691300.Dunphy M.P., 1991These values were calculated using estimated structural parameters and vibrational frequencies. According to estimation by difference method [ Dorofeeva O.V., 1997] the uncertainty of S(298.15 K) is evaluated to be 5-8 J/mol*K.; GT
46.135400.
55.514500.
63.255600.
69.613700.
74.945800.
79.477900.
83.3991000.
86.7761100.
89.7251200.
92.2991300.
94.5551400.
96.5301500.
98.2601600.
99.7831700.
101.121800.
102.301900.
103.362000.
104.292100.
105.122200.
105.872300.
106.532400.
107.142500.

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: 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

1-Propene, 2-methyl- + Ethanol = Propane, 2-ethoxy-2-methyl-

By formula: C4H8 + C2H6O = C6H14O

Quantity Value Units Method Reference Comment
Δr-7.65kcal/molCmSola, Pericas, et al., 1995liquid phase
Δr-7.65kcal/molKinSola, Pericas, et al., 1995liquid phase
Δr-14.9 ± 0.5kcal/molEqkIborra, Izquierdo, et al., 1989gas phase; GC

Propane, 2-ethoxy-2-methyl- = 1-Propene, 2-methyl- + Ethanol

By formula: C6H14O = C4H8 + C2H6O

Quantity Value Units Method Reference Comment
Δr8.47 ± 0.46kcal/molEqkSharonov, Rozhnov, et al., 1995liquid phase

IR Spectrum

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Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Data compiled by: Pamela M. Chu, Franklin R. Guenther, George C. Rhoderick, and Walter J. Lafferty


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

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Column type Active phase Temperature (C) I Reference Comment
CapillaryMethyl Silicone100.612.7Boneva and Toromanova-Petrova, 1994Column length: 50. m; Column diameter: 0.25 mm
CapillaryMethyl Silicone90.612.0Boneva and Toromanova-Petrova, 1994Column length: 50. m; Column diameter: 0.25 mm
PackedApiezon L120.586.Bogoslovsky, Anvaer, et al., 1978Celite 545
PackedApiezon L160.587.Bogoslovsky, Anvaer, et al., 1978Celite 545

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryPetrocol DH-100620.Haagen-Smit Laboratory, 1997He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)
CapillaryDB-1624.Hoekman, 199360. m/0.32 mm/1.0 μm, He; Program: -40 C for 12 min; -40 - 125 C at 3 deg.min; 125-185 C at 6 deg/min; 185 - 220 C at 20 deg/min; hold 220 C for 2 min

Normal alkane RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryDB-560.620.Verevkin, Krasnykh, et al., 200360. m/0.32 mm/0.25 μm, Nitrogen

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane: CP-Sil 5 CB637.Bramston-Cook, 201360. m/0.25 mm/1.0 μm, Helium, 45. C @ 1.45 min, 3.6 K/min, 210. C @ 2.72 min
CapillaryOptima-5 MS616.Goeminne, Vandendriessche, et al., 201230. m/0.25 mm/0.25 μm, Helium, 35. C @ 3. min, 10. K/min, 250. C @ 5. min
CapillaryDB-5MS615.4Shoenmakers, Oomen, et al., 200030. m/0.25 mm/0.25 μm, He, 40. C @ 1. min, 3. K/min; Tend: 250. C

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

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Column type Active phase I Reference Comment
CapillaryCP-Sil5 CB MS620.Tirillini, Verdelli, et al., 200050. m/0.32 mm/0.4 μm; Program: 0C (3min) => 3C/min => 50C => 5C/min => 220C (30min)
CapillaryPolydimethyl siloxanes621.Zenkevich, Chupalov, et al., 1996Program: not specified

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillarySOLGel-Wax710.Johanningsmeier and McFeeters, 201130. m/0.25 mm/0.25 μm, Helium; Program: 40 0C (2 min) 5 0C/min -> 140 0C 10 0C/min -> 250 0C (3 min)

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Gas Chromatography, Notes

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

Sharonov, Rozhnov, et al., 1995
Sharonov, K.G.; Rozhnov, A.M.; Korol'kov, A.V.; Karaseva, S.Y., Enthalpies of formation of 2-methyl-2-ethoxypropane and 2-ethyl-2-ethoxypropane from equilibrium measurements, J. Chem. Thermodyn., 1995, 27, 751-753. [all data]

Iborra, Izquierdo, et al., 1989
Iborra, M.; Izquierdo, J.F.; Tejero, J.; Cunill, F., Equilibrium constant for ethyl tert-butyl ether vapor-phase synthesis, J. Chem. Eng. Data, 1989, 34, 1-5. [all data]

Dunphy M.P., 1991
Dunphy M.P., Preliminary observations on the high temperature oxidation of ethyl tert-butyl ether, Int. J. Chem. Kinet., 1991, 23, 553-558. [all data]

Dorofeeva O.V., 1997
Dorofeeva O.V., Unpublished results. Thermocenter of Russian Academy of Science, Moscow, 1997. [all data]

Sola, Pericas, et al., 1995
Sola, L.; Pericas, M.A.; Cunill, F.; Tejero, J., Thermodynamic and kinetic studies of the liquid phase synthesis of tert-butyl ethyl ether using a reaction calorimeter, Ind. Eng. Chem. Res., 1995, 34, 3718-3725. [all data]

Boneva and Toromanova-Petrova, 1994
Boneva, S.; Toromanova-Petrova, P., Capillary gas chromatography of C1-C4 alkyl tert-butyl ethers, Chromatographia, 1994, 39, 3/4, 224-227, https://doi.org/10.1007/BF02274504 . [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]

Haagen-Smit Laboratory, 1997
Haagen-Smit Laboratory, Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. [all data]

Hoekman, 1993
Hoekman, S.K., Improved gas chromatography procedure for speciated hydrocarbon measurements of vehicle emissions, J. Chromatogr., 1993, 639, 2, 239-253, https://doi.org/10.1016/0021-9673(93)80260-F . [all data]

Verevkin, Krasnykh, et al., 2003
Verevkin, Sergey P.; Krasnykh, Eugen L.; Vasiltsova, Tatiana V.; Heintz, Andreas, Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers, J. Chem. Eng. Data, 2003, 48, 3, 591-599, https://doi.org/10.1021/je0255980 . [all data]

Bramston-Cook, 2013
Bramston-Cook, R., Kovats indices for C2-C13 hydrocarbons and selected oxygenated/halocarbons with 100 % dimethylpolysiloxane columns, 2013, retrieved from http://lotusinstruments.com/monographs/List .... [all data]

Goeminne, Vandendriessche, et al., 2012
Goeminne, P.C.; Vandendriessche, T.; Van Eldere, J.; Nicolai, B.M.; Hertog, M.L.; Dupont, L.J., Detection of Pseudomonas aeruginosa in sputum headspace through volatile organic compound analysis, Respiratory Res., 2012, 13, 87, 1-9. [all data]

Shoenmakers, Oomen, et al., 2000
Shoenmakers, P.J.; Oomen, J.L.M.M.; Blomberg, J.; Genuit, W.; van Velzen, G., Comparison of comprehensive two-dimensional gas chromatography and gas chromatography-mass spectrometry for the characterization of complex hydrocarbon mixtures, J. Chromatogr. A, 2000, 892, 1-2, 29-46, https://doi.org/10.1016/S0021-9673(00)00744-5 . [all data]

Tirillini, Verdelli, et al., 2000
Tirillini, B.; Verdelli, G.; Paolocci, F.; Ciccioli, P.; Frattoni, M., The volatile organic compounds from the mycelium of Tuber borchii Vitt., Phytochemistry, 2000, 55, 8, 983-985, https://doi.org/10.1016/S0031-9422(00)00308-3 . [all data]

Zenkevich, Chupalov, et al., 1996
Zenkevich, I.G.; Chupalov, A.A.; Herzschuh, R., Correlation of the Increments of Gas Chromatographic Retention Indices with the Differences of Innermolecular Energies of Reagents and Products of Chemical Reactions, Zh. Org. Khim. (Rus.), 1996, 32, 11, 1685-1691. [all data]

Johanningsmeier and McFeeters, 2011
Johanningsmeier, S.D.; McFeeters, R.F., Detection of volatile spoilage metabolites in fermented cucumbers using nontargeted, comprehensive 2-dimensional gas chromatography-time-of-flight mass spectrometry (GCxGCxTOFMS), J. Food Sci., 2011, 76, 1, c168-c177, https://doi.org/10.1111/j.1750-3841.2010.01918.x . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Gas Chromatography, References