Osmium, dodecacarbonyltri-, triangulo
- Formula: C12O12Os3
- Molecular weight: 906.81
- 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
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes
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 | -418.0 ± 4.0 | 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° | 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
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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:
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 |
Mass spectrum (electron ionization)
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | B.F.G.JOHNSON DEPT. OF CHEM., UNIV. OF MANCHESTER, UK |
NIST MS number | 18778 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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]
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
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- Symbols used in this document:
ΔfH°solid Enthalpy of formation of solid at standard conditions 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
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