Gallium trimethyl
- Formula: C3H9Ga
- Molecular weight: 114.827
- IUPAC Standard InChIKey: XCZXGTMEAKBVPV-UHFFFAOYSA-N
- CAS Registry Number: 1445-79-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: trimethylgallium
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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 | -11.0 ± 1.9 | kcal/mol | Review | Martinho Simões | |
ΔfH°gas | -6.1 ± 2.4 | kcal/mol | Review | Martinho Simões | |
ΔfH°gas | -8.6 ± 2.4 | kcal/mol | Review | Martinho Simões | Selected data. The enthalpy of formation is the average of the values from Long and Sackman, 1958 and Fowell and Mortimer, 1958. |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, References, Notes
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
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
(l) + 3 (cr) = GaI3 (cr) + 3 (l)
By formula: C3H9Ga (l) + 3I2 (cr) = GaI3 (cr) + 3CH3I (l)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -47.8 ± 2.0 | kcal/mol | RSC | Fowell and Mortimer, 1958 | Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970. |
(l) + 2 (cr) = CH3GaI2 (cr) + 2 (l)
By formula: C3H9Ga (l) + 2I2 (cr) = CH3GaI2 (cr) + 2CH3I (l)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -37.9 ± 1.0 | kcal/mol | RSC | Fowell and Mortimer, 1958 | Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970. |
(g) = C2H6Ga (g) + (g)
By formula: C3H9Ga (g) = C2H6Ga (g) + CH4 (g)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 61.9 to 65.0 | kcal/mol | N/A | Smith and Patrick, 1983 | |
ΔrH° | 63.0 ± 4.0 | kcal/mol | N/A | McMillen and Golden, 1982 |
References
Go To: Top, Gas 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]
Long and Sackman, 1958
Long, L.H.; Sackman, J.F.,
The heat of formation and physical properties of gallium trimethyl,
Trans. Faraday Soc., 1958, 54, 1797, https://doi.org/10.1039/tf9585401797
. [all data]
Fowell and Mortimer, 1958
Fowell, P.A.; Mortimer, C.T.,
J. Chem. Soc., 1958, 3734.. [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]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds
in Academic Press, New York, 1970. [all data]
Smith and Patrick, 1983
Smith, G.P.; Patrick, R.,
Int. J. Chem. Kinet., 1983, 15, 167. [all data]
McMillen and Golden, 1982
McMillen, D.F.; Golden, D.M.,
Hydrocarbon bond dissociation energies,
Ann. Rev. Phys. Chem., 1982, 33, 493. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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