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Ethyl 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
Deltafgas-252.7 ± 2.0kJ/molCcbPihlaja and Heikkil, 1968Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -250.3 ± 1.8 kJ/mol; ALS
Deltafgas-252.2 ± 0.79kJ/molCmPilcher, Skinner, et al., 1963ALS
Deltafgas-244.kJ/molCcbMurrin and Goldhagen, 1957ALS
Quantity Value Units Method Reference Comment
Deltacgas-2726.3 ± 1.8kJ/molCcbPihlaja and Heikkil, 1968Corresponding «DELTA»fgas = -276.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacgas-2751.1 ± 0.75kJ/molCmPilcher, Skinner, et al., 1963Corresponding «DELTA»fgas = -252.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
gas342.2J/mol*KN/ACounsell J.F., 1971Other third-law entropy values at 298.15 K are 342.46 [ Cope C.S., 1959], 342.33 [ Stull D.R., 1969], and 342.60 J/mol*K [ Chao J., 1986].; GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
62.50100.Chao J., 1986p=1 bar.; GT
84.80150.
99.70200.
114.30273.15
119.46 ± 0.15298.15
119.86300.
142.81400.
165.77500.
186.35600.
204.35700.
220.04800.
233.74900.
245.681000.
256.081100.
265.121200.
272.971300.
279.811400.
285.761500.

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
121.94309.98Counsell J.F., 1971Other experimental values of heat capacity [ Jennings W.H., 1934, Jatkar S.K.K., 1939, Valentin F.H.H., 1950] are believed to be less reliable (see [ Chao J., 1986]).; GT
126.57329.99
131.32350.00
137.21375.00
143.27400.01
149.10424.99
155.11450.04

References

Go To: Top, Gas phase thermochemistry data, Notes

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

Pihlaja and Heikkil, 1968
Pihlaja, K.; Heikkil, J., Heats of combustion. Diethyl ether and 1,1-diethoxyethane, Acta Chem. Scand., 1968, 22, 2731-2732. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Pilcher, Skinner, et al., 1963
Pilcher, G.; Skinner, H.A.; Pell, A.S.; Pope, A.E., Measurements of heats of combustion by flame calorimetry. Part 1.-Diethyl ether, ethyl vinyl ether and divinyl ether, Trans. Faraday Soc., 1963, 59, 316-330. [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]

Counsell J.F., 1971
Counsell J.F., Thermodynamic properties of organic oxygen compounds. Part XXVI. Diethyl ether, J. Chem. Soc. A, 1971, 313-316. [all data]

Cope C.S., 1959
Cope C.S., Equilibria in the hydration of ethylene at elevated pressures and temperatures, A. I. Ch. E. Journal, 1959, 5, 10-16. [all data]

Stull D.R., 1969
Stull D.R., Jr., The Chemical Thermodynamics of Organic Compounds. Wiley, New York, 1969. [all data]

Chao J., 1986
Chao J., Thermodynamic properties of key organic oxygen compounds in the carbon range C1 to C4. Part 2. Ideal gas properties, J. Phys. Chem. Ref. Data, 1986, 15, 1369-1436. [all data]

Jennings W.H., 1934
Jennings W.H., Specific heat of furan and ethyl ether vapors, J. Phys. Chem., 1934, 38, 747-751. [all data]

Jatkar S.K.K., 1939
Jatkar S.K.K., Supersonic velocity in gases and vapors. V. Heat capacity of vapors of acetone, benzene, cyclohexane, hexane and methyl, ethyl and propyl ethers, J. Indian Inst. Sci., 1939, A22, 19-37. [all data]

Valentin F.H.H., 1950
Valentin F.H.H., Equilibrium and thermodynamic relation in the vapor-phase catalytic dehydration of ethyl alcohol to ethyl ether, J. Chem. Soc., 1950, 498-500. [all data]


Notes

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