W(CO)3(MeCN)3
- Formula: C9H9N3O3W
- Molecular weight: 391.03
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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 | -302. ± 13. | kJ/mol | Review | Martinho Simões | |
| ΔfH°gas | -299.7 ± 8.3 | kJ/mol | Review | Martinho Simões | The enthalpy of formation relies on -883.9 ± 2.7 kJ/mol for the enthalpy of formation of W(CO)6(g) |
Condensed 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°solid | -405. ± 12. | kJ/mol | Review | Martinho Simões | |
| ΔfH°solid | -403.1 ± 5.8 | kJ/mol | Review | Martinho Simões | The enthalpy of formation relies on -883.9 ± 2.7 kJ/mol for the enthalpy of formation of W(CO)6(g) |
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 by: José A. Martinho Simões
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 103.4 ± 6.0 | kJ/mol | TD-HFC | Cavell, Ernsting, et al., 1980 |
Reaction 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
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Individual Reactions
C9H9N3O3W (cr) = 0.5 (g) + 0.5
(cr) + 3
(g)
By formula: C9H9N3O3W (cr) = 0.5C6O6W (g) + 0.5W (cr) + 3C2H3N (g)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 195. | kJ/mol | TD-HFC | Adedeji, Connor, et al., 1978 | The value for the reaction enthalpy corresponds to the thermal decomposition experiments and leads to -415. kJ/mol for the enthalpy of formation of W(CO)3(MeCN)3(cr). The value -405.0±12.0 was recommended by the authors Adedeji, Connor, et al., 1978 |
C9H9N3O3W (cr) + 3 (g) =
(g) + 3
(g)
By formula: C9H9N3O3W (cr) + 3CO (g) = C6O6W (g) + 3C2H3N (g)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 72.8 ± 5.0 | kJ/mol | DSC | Bleijerveld and Vrieze, 1976 | Please also see Bleyerveld, Höhle, et al., 1975. |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change 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]
Cavell, Ernsting, et al., 1980
Cavell, K.J.; Ernsting, J.M.; Stufkens, D.J.,
Thermochim. Acta, 1980, 42, 343. [all data]
Adedeji, Connor, et al., 1978
Adedeji, F.A.; Connor, J.A.; Demain, C.P.; Martinho Simões, J.A.; Skinner, H.A.; Zafarani- Moattar, M.T.,
J. Organometal. Chem., 1978, 149, 333. [all data]
Bleijerveld and Vrieze, 1976
Bleijerveld, R.H.T.; Vrieze, K.,
Inorg. Chim. Acta, 1976, 19, 195. [all data]
Bleyerveld, Höhle, et al., 1975
Bleyerveld, R.H.T.; Höhle, Th.; Vrieze, K.,
J. Organometal. Chem., 1975, 281, 284. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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