Germane, tetraphenyl-
- Formula: C24H20Ge
- Molecular weight: 381.06
- IUPAC Standard InChI: InChI=1S/C24H20Ge/c1-5-13-21(14-6-1)25(22-15-7-2-8-16-22,23-17-9-3-10-18-23)24-19-11-4-12-20-24/h1-20H
- IUPAC Standard InChIKey: ILEXMONMGUVLRM-UHFFFAOYSA-N
- CAS Registry Number: 1048-05-1
- 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: Tetraphenylgermane; Tetraphenylgermanium
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, 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:
AC - William E. Acree, Jr., James S. Chickos
MS - José A. Martinho Simões
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 37.5 ± 1.0 | kcal/mol | N/A | Pilcher and Skinner, 1983 | See also Adams, Carson, et al., 1969.; AC |
| ΔsubH° | 40.3 ± 2.0 | kcal/mol | N/A | Pilcher and Skinner, 1983 | See also Carson, Carson, et al., 1970.; AC |
| ΔsubH° | 37.5 ± 1.0 | kcal/mol | CC-RB | Kana'an, 1974 | MS |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 35.52 | 441. | A | Stephenson and Malanowski, 1987 | Based on data from 402. to 480. K.; AC |
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.
Pilcher and Skinner, 1983
Pilcher, G.; Skinner, H.A.,
Thermochemistry of organometallic compounds, 1983, 43-90, https://doi.org/10.1002/9780470771686.ch2
. [all data]
Adams, Carson, et al., 1969
Adams, G.P.; Carson, A.S.; Laye, P.G.,
Heats of combustion of organo-metallic compounds using a vacuum-jacketed, rotating, aneroid calorimeter. Heat of formation of germanium tetraphenyl,
Trans. Faraday Soc., 1969, 65, 113, https://doi.org/10.1039/tf9696500113
. [all data]
Carson, Carson, et al., 1970
Carson, A.S.; Carson, E.M.; Laye, P.G.; Spencer, J.A.; Steele, W.V.,
Enthalpy of combustion of organo-metallic compounds measured with a vacuum-jacketed, rotating, aneroid calorimeter. The enthalpies of formation of germanium tetrabenzyl and di-germanium hexaphenyl,
Trans. Faraday Soc., 1970, 66, 2459, https://doi.org/10.1039/tf9706602459
. [all data]
Kana'an, 1974
Kana'an, A.S.,
J. Chem. Thermodyn., 1974, 6, 191. [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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.