Di-n-propyl ether

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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:
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-293. ± 2.kJ/molCcbColomina, Pell, et al., 1965ALS
Δfgas-299.kJ/molCcbMurrin and Goldhagen, 1957ALS
Quantity Value Units Method Reference Comment
gas422.5J/mol*KN/AAndon R.J.L., 1975GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
182.95360.00Andon R.J.L., 1975GT
190.77380.01
198.45399.98
209.91430.05
221.05460.01

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-328.8 ± 0.88kJ/molCcbColomina, Pell, et al., 1965ALS
Δfliquid-333.1 ± 2.1kJ/molCcbMurrin and Goldhagen, 1957ALS
Quantity Value Units Method Reference Comment
Δcliquid-4033.1 ± 0.79kJ/molCcbColomina, Pell, et al., 1965Corresponding Δfliquid = -328.8 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-4028.9 ± 2.1kJ/molCcbMurrin and Goldhagen, 1957Corresponding Δfliquid = -333.0 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid323.9J/mol*KN/AAndon, Counsell, et al., 1975DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
221.45298.15Kimura, Treszczanowicz, et al., 1983DH
221.6298.15Andon, Counsell, et al., 1975T = 10 to 330 K.; DH

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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

C6H15O+ + Di-n-propyl ether = (C6H15O+ • Di-n-propyl ether)

By formula: C6H15O+ + C6H14O = (C6H15O+ • C6H14O)

Bond type: Hydrogen bonds of the type OH-O between organics

Bond type: Hydrogen bonds between protonated and neutral organics

Quantity Value Units Method Reference Comment
Δr129.kJ/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1994gas phase; switching reaction(C2H5)COH+((C2H5)2CO
Δr125.kJ/molICRLarson and McMahon, 1982gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986
Quantity Value Units Method Reference Comment
Δr167.J/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1994gas phase; switching reaction(C2H5)COH+((C2H5)2CO
Δr133.J/mol*KN/ALarson and McMahon, 1982gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986
Quantity Value Units Method Reference Comment
Δr85.4kJ/molICRLarson and McMahon, 1982gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986

C5H6N+ + Di-n-propyl ether = (C5H6N+ • Di-n-propyl ether)

By formula: C5H6N+ + C6H14O = (C5H6N+ • C6H14O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Δr98.3kJ/molPHPMSMeot-Ner, 1984gas phase; Entropy change calculated or estimated
Quantity Value Units Method Reference Comment
Δr130.J/mol*KN/AMeot-Ner, 1984gas phase; Entropy change calculated or estimated

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
33.500.PHPMSMeot-Ner, 1984gas phase; Entropy change calculated or estimated

C6H14N+ + Di-n-propyl ether = (C6H14N+ • Di-n-propyl ether)

By formula: C6H14N+ + C6H14O = (C6H14N+ • C6H14O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Δr106.kJ/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr131.J/mol*KPHPMSMeot-Ner, 1984gas phase

CH6N+ + Di-n-propyl ether = (CH6N+ • Di-n-propyl ether)

By formula: CH6N+ + C6H14O = (CH6N+ • C6H14O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Δr100.kJ/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr112.J/mol*KPHPMSMeot-Ner, 1984gas phase

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes

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

Colomina, Pell, et al., 1965
Colomina, M.; Pell, A.S.; Skinner, H.A.; Coleman, D.J., Heats of combustion of four dialkylethers, Trans. Faraday Soc., 1965, 61, 2641. [all data]

Murrin and Goldhagen, 1957
Murrin, J.W.; Goldhagen, S., Determination of the C-O bond energy from the heats of combustion of four aliphatic ethers, NAVORD Report No. 5491, U.S. Naval Powder Factory Res. & Dev. Dept., 1957, 1-14. [all data]

Andon R.J.L., 1975
Andon R.J.L., Thermodynamic properties of organic oxygen compounds. 39. Heat capacity of n-propyl ether, J. Chem. Thermodyn., 1975, 7, 587-592. [all data]

Andon, Counsell, et al., 1975
Andon, R.J.L.; Counsell, J.F.; Lee, D.A.; Martin, J.F., Thermodynamic properties of organic oxygen compounds. 39. Heat capacity of n-propyl ether, J. Chem. Thermodynam., 1975, 7, 587-592. [all data]

Kimura, Treszczanowicz, et al., 1983
Kimura, F.; Treszczanowicz, A.J.; Halpin, C.J.; Benson, G.C., Excess volumes and ultrasonic speeds for (di-n-propylether + n-heptane), J. Chem. Thermodynam., 1983, 15, 503-510. [all data]

Meot-Ner (Mautner), Sieck, et al., 1994
Meot-Ner (Mautner), M.; Sieck, L.W.; Liebman, J.F.; Scheiner, S.; Duan, X., The Ionic Hydrogen Bond. 5. Polydentate and Solvent-Bridged Structures. Complexing of the Proton and the Hydronium Ions by Polyethers, J. Am. Chem. Soc., 1994, 116, 17, 7848, https://doi.org/10.1021/ja00096a047 . [all data]

Larson and McMahon, 1982
Larson, J.W.; McMahon, T.B., Formation, Thermochemistry, and Relative Stabilities of Proton - Bound dimers of Oxygen n - Donor Bases from Ion Cyclotron Resonance Solvent - Exchange Equilibria Measurements, J. Am. Chem. Soc., 1982, 104, 23, 6255, https://doi.org/10.1021/ja00387a016 . [all data]

Grimsrud and Kebarle, 1973
Grimsrud, E.P.; Kebarle, P., Gas Phase Ion Equilibria Studies of the Solvation of the Hydrogen Ion by Methanol, Dimethyl Ether and Water. Effect of Hydrogen Bonding, J. Am. Chem. Soc., 1973, 95, 24, 7939, https://doi.org/10.1021/ja00805a002 . [all data]

Lias, Liebman, et al., 1984
Lias, S.G.; Liebman, J.F.; Levin, R.D., Evaluated gas phase basicities and proton affinities of molecules heats of formation of protonated molecules, J. Phys. Chem. Ref. Data, 1984, 13, 695. [all data]

Keesee and Castleman, 1986
Keesee, R.G.; Castleman, A.W., Jr., Thermochemical data on Ggs-phase ion-molecule association and clustering reactions, J. Phys. Chem. Ref. Data, 1986, 15, 1011. [all data]

Meot-Ner, 1984
Meot-Ner, (Mautner)M., The Ionic Hydrogen Bond and Ion Solvation. 1. -NH+ O-, -NH+ N- and -OH+ O- Bonds. Correlations with Proton Affinity. Deviations Due to Structural Effects, J. Am. Chem. Soc., 1984, 106, 5, 1257, https://doi.org/10.1021/ja00317a015 . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References