Germane, tetramethyl-
- Formula: C4H12Ge
- Molecular weight: 132.78
- IUPAC Standard InChIKey: ZRLCXMPFXYVHGS-UHFFFAOYSA-N
- CAS Registry Number: 865-52-1
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Tetramethylgermane; Tetramethylgermanium; (CH3)4Ge; Germanium, tetramethyl-
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -72.8 ± 8.7 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -107.5 ± 6.4 | kJ/mol | Review | Martinho Simões | Selected data. |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Mass spectrum (electron ionization), References, Notes
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -100.1 ± 8.7 | kJ/mol | Review | Martinho Simões | MS |
ΔfH°liquid | -134.8 ± 6.4 | kJ/mol | Review | Martinho Simões | Selected data.; MS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -3708.9 ± 6.3 | kJ/mol | CC-SB | Long and Pulford, 1986 | MS |
ΔcH°liquid | -3727.9 ± 8.4 | kJ/mol | CC-SB | Shaulov, Federov, et al., 1969 | Please also see Pedley and Rylance, 1977.; MS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 296.80 | J/mol*K | N/A | Valerga and Kilpatrick, 1970 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
196.9 | 300. | Valerga and Kilpatrick, 1970 | T = 15 to 300 K.; DH |
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW-8637 |
NIST MS number | 233396 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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 Pulford, 1986
Long, L.H.; Pulford, C.I.,
J. Chem. Soc., Faraday Trans. 2, 1986, 82, 567. [all data]
Shaulov, Federov, et al., 1969
Shaulov, Yu.Kh.; Federov, A.K.; Genchel, V.G.,
Russ. J. Phys. Chem., 1969, 43, 744. [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]
Valerga and Kilpatrick, 1970
Valerga, A.J.; Kilpatrick, J.E.,
Entropy related thermodynamic properties of tetramethylgermane,
J. Chem. Phys., 1970, 52, 4545-4549. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions 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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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