Tungsten hexacarbonyl
- Formula: C6O6W
- Molecular weight: 351.90
- IUPAC Standard InChIKey: FQNHWXHRAUXLFU-UHFFFAOYSA-N
- CAS Registry Number: 14040-11-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Tungsten carbonyl (W(CO)6), (OC-6-11)-; Hexacarbonyltungsten; Tungsten carbonyl; W(CO)6; Tungsten carbonyl (W(CO)6)
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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 | -877.4 ± 3.0 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -884.9 ± 4.5 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -882.9 ± 2.5 | kJ/mol | Review | Martinho Simões | |
ΔfH°gas | -883.9 ± 2.7 | kJ/mol | Review | Martinho Simões | Selected data. Average of the values in Barnes, Pilcher, et al., 1974 |
ΔfH°gas | -884. ± 3. | kJ/mol | Review | Martinho Simões |
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 | -953.8 ± 2.7 | kJ/mol | Review | Martinho Simões | |
ΔfH°solid | -961.3 ± 4.3 | kJ/mol | Review | Martinho Simões | |
ΔfH°solid | -959.3 ± 2.1 | kJ/mol | Review | Martinho Simões | |
ΔfH°solid | -960.3 ± 2.4 | kJ/mol | Review | Martinho Simões | Selected data. Average of the values in Barnes, Pilcher, et al., 1974 |
ΔfH°solid | -960. ± 3. | kJ/mol | Review | Martinho Simões | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -2242.7 ± 4.2 | kJ/mol | CC-SB | Barnes, Pilcher, et al., 1974 | Please also see Pedley and Rylance, 1977 and Tel'noi and Rabinovich, 1977. |
ΔcH°solid | -2250.2 ± 2.5 | kJ/mol | CC-SB | Cotton, Fischer, et al., 1956 | Please also see Pedley and Rylance, 1977, Cox and Pilcher, 1970, and Tel'noi and Rabinovich, 1977. |
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° | 73.2 | kJ/mol | C | Adedeji, Lalage, et al., 1975 | AC |
ΔsubH° | 76.4 ± 1.3 | kJ/mol | CC-SB | Pilcher, Ware, et al., 1975 | Other values for the enthalpy of sublimation have been reported: 73. ± 1. kJ/mol Adedeji, Brown, et al., 1975, 74.1 ± 4.2 kJ/mol Hieber and Romberg, 1935, 69.9 ± 4.2 kJ/mol Rezukhina and Shvyrev, 1952, and 78.9 ± 1.1 kJ/mol Daamen, Ernsting, et al., 1979 Boxhoorn, Ernsting, et al., 1980. See also Pilcher, Ware, et al., 1975; MS |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
77.7 | 276. | TE | Garner, Chandra, et al., 1995 | Based on data from 265. to 288. K.; AC |
74.9 ± 1.3 | 338. to 423. | N/A | Baev, 1993 | AC |
74.4 | 348. | A | Stephenson and Malanowski, 1987 | Based on data from 333. to 433. K.; AC |
78.9 ± 1.1 | 271. | ME | Boxhoorn, Ernsting, et al., 1980, 2 | Based on data from 250. to 292. K. See also Daamen, Ernsting, et al., 1979, 2.; AC |
69.7 | 339. to 410. | N/A | Rezukhina and Shvyrev, 1952 | AC |
Ion clustering 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: H- + C6O6W = (H- • C6O6W)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 184. ± 17. | kJ/mol | N/A | Lane and Squires, 1988 | gas phase; Hydride affinity between CH2=O and PhCH=O |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Ion clustering 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]
Barnes, Pilcher, et al., 1974
Barnes, D.S.; Pilcher, G.; Pittam, D.A.; Skinner, H.A.; Todd, D.,
J. Less-Common Met., 1974, 38, 53. [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]
Tel'noi and Rabinovich, 1977
Tel'noi, V.I.; Rabinovich, I.B.,
Russ. Chem. Rev., 1977, 46, 689. [all data]
Cotton, Fischer, et al., 1956
Cotton, F.A.; Fischer, A.K.; Wilkinson. G.,
J. Am. Chem. Soc., 1956, 78, 5168. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds
in Academic Press, New York, 1970. [all data]
Adedeji, Lalage, et al., 1975
Adedeji, Festus A.; Lalage, D.; Brown, S.; Connor, Joseph A.; Leung, May L.; Paz-Andrade, I. Maria; Skinner, Henry A.,
Thermochemistry of arene chromium tricarbonyls and the strenghts of arene-chromium bonds,
Journal of Organometallic Chemistry, 1975, 97, 2, 221-228, https://doi.org/10.1016/S0022-328X(00)89468-1
. [all data]
Pilcher, Ware, et al., 1975
Pilcher, G.; Ware, M.J.; Pittam, D.A.,
J. Less-Common Met., 1975, 42, 223. [all data]
Adedeji, Brown, et al., 1975
Adedeji, F.A.; Brown, D.L.S.; Connor, J.A.; Leung, M.; Paz-Andrade, I.M.; Skinner, H.A.,
J. Organometal. Chem., 1975, 97, 221. [all data]
Hieber and Romberg, 1935
Hieber, W.; Romberg, E.,
Z. Anorg. Allg. Chem., 1935, 221, 321. [all data]
Rezukhina and Shvyrev, 1952
Rezukhina, T.N.; Shvyrev, V.V.,
Vestn. Moskov. Univ., 1952, 7, 41. [all data]
Daamen, Ernsting, et al., 1979
Daamen, H.; Ernsting, J.M.; Oskam, A.,
Thermochim. Acta, 1979, 33, 217. [all data]
Boxhoorn, Ernsting, et al., 1980
Boxhoorn, G.; Ernsting, J.M.; Stufkens, D.J.; Oskam, A.,
Thermochim. Acta, 1980, 42, 315. [all data]
Garner, Chandra, et al., 1995
Garner, M.L.; Chandra, D.; Lau, K.H.,
Low-temperature vapor pressures of W-, Cr-, and Co-carbonyls,
JPE, 1995, 16, 1, 24-29, https://doi.org/10.1007/BF02646245
. [all data]
Baev, 1993
Baev, A.K.,
Thermodynamic properties of the mixtures of chromium and tungsten hexacarbonyls,
Zh. Fiz. Khim., 1993, 67, 12, 2399. [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]
Boxhoorn, Ernsting, et al., 1980, 2
Boxhoorn, G.; Ernsting, J.M.; Stufkens, D.J.; Oskam, A.,
Vapour pressure measurements on M(CO)5L complexes (M «58875» Cr, W; L «58875» CO, P(OØ)3, PØ3, PMe3, NMe3 and pyridazine),
Thermochimica Acta, 1980, 42, 3, 315-321, https://doi.org/10.1016/0040-6031(80)85092-1
. [all data]
Daamen, Ernsting, et al., 1979, 2
Daamen, H.; Ernsting, J.M.; Oskam, A.,
Vapour pressure measurements on M(CO)5L (M = Cr, Mo, W; L = piperidine, pyridine, pyrazine, pyrazole, thiazole),
Thermochimica Acta, 1979, 33, 217-223, https://doi.org/10.1016/0040-6031(79)87044-6
. [all data]
Lane and Squires, 1988
Lane, K.R.; Squires, R.R.,
Hydride Transfer to Transition Metal Carbonyls in the Gas Phase. Formation and Relative Stabilities of Anionic Formyl Complexes,
Polyhedron, 1988, 7, 16-17, 1609, https://doi.org/10.1016/S0277-5387(00)81786-6
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Ion clustering data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions 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 ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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