Butane

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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 as indicated in comments:
B - John E. Bartmess
MS - José A. Martinho Simões
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

C4H9- + Hydrogen cation = Butane

By formula: C4H9- + H+ = C4H10

Quantity Value Units Method Reference Comment
Δr1739. ± 8.4kJ/molBranDePuy, Gronert, et al., 1989gas phase; The HOF(Et(Me)N.) in Seetula, Russell, et al., 1990 gives BDE(N-H) = 99 kcal/mol, ca. 5 kcal/mol too strong; B
Δr1745. ± 20.kJ/molBranPeerboom, Rademaker, et al., 1992gas phase; B
Quantity Value Units Method Reference Comment
Δr1703. ± 8.8kJ/molH-TSDePuy, Gronert, et al., 1989gas phase; The HOF(Et(Me)N.) in Seetula, Russell, et al., 1990 gives BDE(N-H) = 99 kcal/mol, ca. 5 kcal/mol too strong; B
Δr1709. ± 21.kJ/molH-TSPeerboom, Rademaker, et al., 1992gas phase; B

C4H9Li (l) + Hydrogen bromide (g) = Butane (l) + Lithium bromide (cr)

By formula: C4H9Li (l) + HBr (g) = C4H10 (l) + BrLi (cr)

Quantity Value Units Method Reference Comment
Δr-374.0 ± 2.0kJ/molRSCHolm, 1974Please also see Pedley and Rylance, 1977. The reaction enthalpy was quoted from Pedley and Rylance, 1977. See Liebman, Martinho Simões, et al., 1995 for comments; MS

Hydrogen bromide (g) + C4H9Li (l) = Butane (l) + Lithium bromide (cr)

By formula: HBr (g) + C4H9Li (l) = C4H10 (l) + BrLi (cr)

Quantity Value Units Method Reference Comment
Δr-352.7 ± 2.0kJ/molRSCHolm, 1974Please also see Pedley and Rylance, 1977. The reaction enthalpy was quoted from Pedley and Rylance, 1977. See Liebman, Martinho Simões, et al., 1995 for comments; MS

2Hydrogen + 2-Butyne = Butane

By formula: 2H2 + C4H6 = C4H10

Quantity Value Units Method Reference Comment
Δr-272.4 ± 1.3kJ/molChydConn, Kistiakowsky, et al., 1939gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -274.4 ± 0.54 kJ/mol; At 355 K; ALS

Hydrogen + 2-Butene, (E)- = Butane

By formula: H2 + C4H8 = C4H10

Quantity Value Units Method Reference Comment
Δr-114.6 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1935gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -115.57 ± 0.088 kJ/mol; At 355 °K; ALS

Hydrogen + 2-Butene, (Z)- = Butane

By formula: H2 + C4H8 = C4H10

Quantity Value Units Method Reference Comment
Δr-118.5 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1935gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -119.54 ± 0.079 kJ/mol; At 355 °K; ALS

1,3-Butadiene + 2Hydrogen = Butane

By formula: C4H6 + 2H2 = C4H10

Quantity Value Units Method Reference Comment
Δr-236.7 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1936gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -238.8 ± 0.4 kJ/mol; At 355 °K; ALS

C4H9Li (l) + Water (g) = Butane (g) + HLiO (cr)

By formula: C4H9Li (l) + H2O (g) = C4H10 (g) + HLiO (cr)

Quantity Value Units Method Reference Comment
Δr-240.2 ± 2.9kJ/molRSCFowell and Mortimer, 1961Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970, 2.; MS

C4H9ClMg (cr) + (Hydrogen chloride • 556Water) (solution) = Butane (g) + (Cl2Mg • 900Water) (solution)

By formula: C4H9ClMg (cr) + (HCl • 556H2O) (solution) = C4H10 (g) + (Cl2Mg • 900H2O) (solution)

Quantity Value Units Method Reference Comment
Δr-305.8 ± 1.8kJ/molRSCGenchel, Evstigneeva, et al., 1976MS

C4H9BrMg (solution) + Hydrogen bromide (g) = Butane (solution) + Br2Mg (solution)

By formula: C4H9BrMg (solution) + HBr (g) = C4H10 (solution) + Br2Mg (solution)

Quantity Value Units Method Reference Comment
Δr-292.5 ± 2.2kJ/molRSCHolm, 1981solvent: Diethyl ether; MS

C4H9BrMg (solution) + Hydrogen bromide (g) = Butane (solution) + Br2Mg (solution)

By formula: C4H9BrMg (solution) + HBr (g) = C4H10 (solution) + Br2Mg (solution)

Quantity Value Units Method Reference Comment
Δr-305.9 ± 2.2kJ/molRSCHolm, 1981solvent: Diethyl ether; MS

C5O5W (g) + Butane (g) = C9H10O5W (g)

By formula: C5O5W (g) + C4H10 (g) = C9H10O5W (g)

Quantity Value Units Method Reference Comment
Δr-38. ± 13.kJ/molEqGBrown, Ishikawa, et al., 1990Temperature range: ca. 300-350 K; MS

1-Butene + Hydrogen = Butane

By formula: C4H8 + H2 = C4H10

Quantity Value Units Method Reference Comment
Δr-125.9 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1935gas phase; At 355 °K; ALS

Butane = Isobutane

By formula: C4H10 = C4H10

Quantity Value Units Method Reference Comment
Δr-9.699kJ/molEqkPines, Kvetinskas, et al., 1945gas phase; Heat of isomerization; ALS

3Hydrogen + 1-Buten-3-yne = Butane

By formula: 3H2 + C4H4 = C4H10

Quantity Value Units Method Reference Comment
Δr-422. ± 2.kJ/molChydRoth, Adamczak, et al., 1991liquid phase; ALS

References

Go To: Top, Reaction thermochemistry data, Notes

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

DePuy, Gronert, et al., 1989
DePuy, C.H.; Gronert, S.; Barlow, S.E.; Bierbaum, V.M.; Damrauer, R., The Gas Phase Acidities of the Alkanes, J. Am. Chem. Soc., 1989, 111, 6, 1968, https://doi.org/10.1021/ja00188a003 . [all data]

Seetula, Russell, et al., 1990
Seetula, J.A.; Russell, J.J.; Gutman, D., Kinetics and Thermochemistry of the Reactions of Alkyl Radicals with HI: A Reconciliation of the Alkyl Radical Heats of Formation, J. Am. Chem. Soc., 1990, 112, 4, 1347, https://doi.org/10.1021/ja00160a009 . [all data]

Peerboom, Rademaker, et al., 1992
Peerboom, R.A.L.; Rademaker, G.J.; Dekoning, L.J.; Nibbering, N.M.M., Stabilization of Cycloalkyl Carbanions in the Gas Phase, Rapid Commun. Mass Spectrom., 1992, 6, 6, 394, https://doi.org/10.1002/rcm.1290060608 . [all data]

Holm, 1974
Holm, T., J. Organometal. Chem., 1974, 77, 27. [all data]

Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J., Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brigton, 1977. [all data]

Liebman, Martinho Simões, et al., 1995
Liebman, J.F.; Martinho Simões, J.A.; Slayden, S.W., In Lithium Chemistry: A Theoretical and Experimental Overview Wiley: New York, Sapse, A.-M.; Schleyer, P. von Ragué, ed(s)., 1995. [all data]

Conn, Kistiakowsky, et al., 1939
Conn, J.B.; Kistiakowsky, G.B.; Smith, E.A., Heats of organic reactions. VIII. Some further hydrogenations, including those of some acetylenes, J. Am. Chem. Soc., 1939, 61, 1868-1876. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Kistiakowsky, Ruhoff, et al., 1935
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of organic reactions. II. Hydrogenation of some simpler olefinic hydrocarbons, J. Am. Chem. Soc., 1935, 57, 876-882. [all data]

Kistiakowsky, Ruhoff, et al., 1936
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of organic reactions. IV. Hydrogenation of some dienes and of benzene, J. Am. Chem. Soc., 1936, 58, 146-153. [all data]

Fowell and Mortimer, 1961
Fowell, P.A.; Mortimer, C.T., J. Chem. Soc., 1961, 3793.. [all data]

Cox and Pilcher, 1970, 2
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds in Academic Press, New York, 1970. [all data]

Genchel, Evstigneeva, et al., 1976
Genchel, V.G.; Evstigneeva, E.V.; Petrova, N.V., Zh. Fiz. Khim., 1976, 50, 1909. [all data]

Holm, 1981
Holm, T., J. Chem. Soc., Perkin Trans. II, 1981, 464.. [all data]

Brown, Ishikawa, et al., 1990
Brown, C.E.; Ishikawa, Y.; Hackett, P.A.; Rayner, D.M., J. Am. Chem. Soc., 1990, 112, 2530. [all data]

Pines, Kvetinskas, et al., 1945
Pines, H.; Kvetinskas, B.; Kassel, L.S.; Ipatieff, V.N., Determination of equilibrium constants for butanes and pentanes, J. Am. Chem. Soc., 1945, 67, 631-637. [all data]

Roth, Adamczak, et al., 1991
Roth, W.R.; Adamczak, O.; Breuckmann, R.; Lennartz, H.-W.; Boese, R., Die Berechnung von Resonanzenergien; das MM2ERW-Kraftfeld, Chem. Ber., 1991, 124, 2499-2521. [all data]


Notes

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