Tungsten hexakis(dimethylamide)
- Formula: C12H36N6W
- Molecular weight: 448.29
- CAS Registry Number: 54935-70-5
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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 | 64.0 ± 3.2 | kcal/mol | Review | Martinho Simões |
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:
AC - William E. Acree, Jr., James S. Chickos
MS - José A. Martinho Simões
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 27. ± 1. | kcal/mol | C | Adedeji, Cavell, et al., 1979 | AC |
| ΔsubH° | 21.3 ± 1.7 | kcal/mol | RSC | Adedeji, Cavell, et al., 1979 | MS |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 45. ± 1. | 451. | C | Adedeji, Cavell, et al., 1979 | AC |
Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 6.3 | PE | Gibbins, Lappert, et al., 1975 | LLK |
| 6.73 | PE | Gibbins, Lappert, et al., 1975 | Vertical value; LLK |
References
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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]
Adedeji, Cavell, et al., 1979
Adedeji, F.A.; Cavell, K.J.; Cavell, S.; Connor, J.A.; Skinner, H.A.; Zafarani-Moattar, M.T.,
J. Chem. Soc. Faraday Trans. 1, 1979, 75, 603. [all data]
Gibbins, Lappert, et al., 1975
Gibbins, S.G.; Lappert, M.F.; Pedley, J.B.; Sharp, G.J.,
Bonding studies of transition-metal complexes. Part II. Helium-I photoelectron spectra of homoleptic d0, d1, and d10 tetrakis(dialkylamides) of transition group 4B metals tungsten hexakis(dimethylamide),
J. Chem. Soc. Dalton Trans., 1975, 72. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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