butyllithium
- Formula: C4H9Li
- Molecular weight: 64.055
- CAS Registry Number: 109-72-8
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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: José A. Martinho Simões
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -0.6 ± 1.0 | kcal/mol | Review | Martinho Simões | Selected data. |
ΔfH°gas | -5.1 ± 1.0 | kcal/mol | Review | Martinho Simões | |
ΔfH°gas | -6.5 ± 1.8 | kcal/mol | Review | Martinho Simões |
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: José A. Martinho Simões
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -26.17 ± 0.76 | kcal/mol | Review | Martinho Simões | Selected data. |
ΔfH°liquid | -30.74 ± 0.72 | kcal/mol | Review | Martinho Simões | |
ΔfH°liquid | -32.1 ± 1.7 | kcal/mol | Review | Martinho Simões | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -723.0 ± 1.7 | kcal/mol | CC-SB | Lebedev, Miroshnichenko, et al., 1962 | Please also see Cox and Pilcher, 1970. |
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:
MS - José A. Martinho Simões
ALS - 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
By formula: HBr (g) + C4H9Li (l) = C4H10 (l) + BrLi (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -84.30 ± 0.48 | kcal/mol | RSC | Holm, 1974 | Please 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 |
C4H9Li (l) + (g) =
(g) + HLiO (cr)
By formula: C4H9Li (l) + H2O (g) = C4H10 (g) + HLiO (cr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -57.41 ± 0.69 | kcal/mol | RSC | Fowell and Mortimer, 1961 | Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS |
By formula: C7H7Br + C4H9Li = C11H16 + BrLi
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -80.8 ± 2.6 | kcal/mol | Cm | Fowell and Mortimer, 1961, 2 | liquid phase; ALS |
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.
Martinho Simões
Martinho Simões, J.A.,
Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]
Lebedev, Miroshnichenko, et al., 1962
Lebedev, Y.A.; Miroshnichenko, E.A.; Chaikin, A.M.,
Dokl. Akad. Nauk SSSR, 1962, 145, 1288. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds
in Academic Press, New York, 1970. [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]
Fowell and Mortimer, 1961
Fowell, P.A.; Mortimer, C.T.,
J. Chem. Soc., 1961, 3793.. [all data]
Fowell and Mortimer, 1961, 2
Fowell, P.A.; Mortimer, C.T.,
735. Heats of formation and bond energies. Part V. n-Butyl-lithium,
J. Chem. Soc., 1961, 3793-3796. [all data]
Notes
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- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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