Osmium, dodecacarbonyltri-, triangulo
- Formula: C12O12Os3
- Molecular weight: 906.81
- IUPAC Standard InChI: InChI=1S/12CO.3Os/c12*1-2;;;
- IUPAC Standard InChIKey: VUBLMKVEIPBYME-UHFFFAOYSA-N
- CAS Registry Number: 15696-40-9
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Dodecacarbonyl-triangulo-triosmium; Dodecacarbonyltriosmium; Osmium carbonyl (Os3(CO)12); Osmium dodecacarbonyl; Triosmium dodecacarbonyl; Os3(CO)12; Osmium carbonyl; Triangulo-dodecacarbonyltriosmium
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Phase change data
Go To: Top, Gas phase ion energetics data, 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° | 25.0 ± 4.8 | kcal/mol | N/A | Pilcher and Skinner, 1983 | See also Connor, Skinner, et al., 1973.; AC |
| ΔsubH° | 25.0 ± 4.8 | kcal/mol | TD-HFC | Connor, Skinner, et al., 1973 | MS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 24.31 | 520. | Gaidym, Baev, et al., 1974 | Based on data from 497. to 543. K.; AC |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 32.12 ± 0.1 | 349. to 396. | Chandra, Garner, et al., 1999 | AC |
| 25.91 | 483. | Gaidym, Baev, et al., 1974, 2 | Based on data from 423. to 543. K.; AC |
Gas phase ion energetics data
Go To: Top, Phase change data, 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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 7.8 | PE | Sherwood and Hall, 1982 | LBLHLM |
| 7.83 | PE | Green, Mingos, et al., 1981 | Vertical value; LLK |
| 7.83 | PE | Mingos, 1980 | Vertical value; LLK |
| 7.83 | PE | Green, Mingos, et al., 1980 | Vertical value; LLK |
| 7.8 ± 0.2 | PE | Green, Seddon, et al., 1979 | Vertical value; LLK |
References
Go To: Top, Phase change data, Gas phase ion energetics 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]
Connor, Skinner, et al., 1973
Connor, J.A.; Skinner, H.A.; Virmani, Y.,
High temperature microcalorimetric studies of the thermal decomposition and iodination of polynuclear carbonyls of Fe, Co, Ru, Rh, Re, Os and Ir,
Faraday Symp. Chem. Soc., 1973, 8, 18, https://doi.org/10.1039/fs9730800018
. [all data]
Gaidym, Baev, et al., 1974
Gaidym, I.L.; Baev, A.K.; Syrkin, V.G.; Uel'skii, A.A.; Medvedeva, A.E.,
Russ. J. Phys. Chem., 1974, 48, 1111. [all data]
Chandra, Garner, et al., 1999
Chandra, D.; Garner, M.L.; Lau, K.H.,
Vapor pressures of osmium, rhodium, and ruthenium carbonyls,
JPE, 1999, 20, 6, 565-572, https://doi.org/10.1361/105497199770340554
. [all data]
Gaidym, Baev, et al., 1974, 2
Gaidym, I.L.; Baev, A.K.; Syrkin, V.G.; Uel'skii, A.A.; Medvedeva, A.V.,
Zh. Fiz. Khim., 1974, 48, 1871. [all data]
Sherwood and Hall, 1982
Sherwood, D.E., Jr.; Hall, M.B.,
Electronic structure of metal clusters. 2. Photoelectron spectrum and molecular orbital calculations of decacarbonyldihydridotriosmium,
Inorg. Chem., 1982, 21, 3458. [all data]
Green, Mingos, et al., 1981
Green, J.C.; Mingos, D.M.P.; Seddon, E.A.,
Ultraviolet photoelectron studies on bonding in some metal carbonyl and metal hydrido carbonyl clusters,
Inorg. Chem., 1981, 20, 2595. [all data]
Mingos, 1980
Mingos, D.M.P.,
Theoretical structural studies on organometallic cluster molecules,
Pure Appl. Chem., 1980, 52, 705. [all data]
Green, Mingos, et al., 1980
Green, J.C.; Mingos, D.M.P.; Seddon, E.A.,
UV photoelectron spectral studies of carbonylhydrido-clusters and the development of a topological bonding model,
J. Organomet. Chem., 1980, 185, 20. [all data]
Green, Seddon, et al., 1979
Green, J.C.; Seddon, E.A.; Mingos, D.M.P.,
U.V. photoelectron spectral studies on the metal carbonyl cluster compounds Os3(CO)12, Ru3(CO)12, and Os6(CO)18,
J. Chem. Soc., Chem. Commun., 1979, 94. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization - 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.