Germane, tetrapropyl-
- Formula: C12H28Ge
- Molecular weight: 244.99
- IUPAC Standard InChI: InChI=1S/C12H28Ge/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-12H2,1-4H3
- IUPAC Standard InChIKey: XSYFWJCOPKYIQN-UHFFFAOYSA-N
- CAS Registry Number: 994-65-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Tetrapropylgermane; tetra-n-Propylgermanium; Tetrapropylgermanium
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Phase change 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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 61.5 ± 4.2 | kJ/mol | CC-SB | Pope and Skinner, 1964 | MS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 54.7 | 368. | A | Stephenson and Malanowski, 1987 | Based on data from 353. to 493. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 389.59 to 497.69 | 3.97747 | 1573.049 | -106.148 | Mogul, Hochberg, et al., 1974 | Coefficents calculated by NIST from author's data. |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Pope and Skinner, 1964
Pope, A.E.; Skinner, H.A.,
Thermochemistry of metallic alkyls. Part 12.?Heat of combustion of tetraethyl germanium and of tetrapropyl germanium,
Trans. Faraday Soc., 1964, 60, 1404, https://doi.org/10.1039/tf9646001404
. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Mogul, Hochberg, et al., 1974
Mogul, Philip H.; Hochberg, Marc C.; Michiel, Robert; Nestel, Glenn K.; Wamsley, Brian L.; Coren, Seth D.,
Physical properties of tetra-n-alkylgermanes (C1-C6),
J. Chem. Eng. Data, 1974, 19, 1, 4-6, https://doi.org/10.1021/je60060a029
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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