Carbonyl selenide
- Formula: COSe
- Molecular weight: 106.97
- CAS Registry Number: 1603-84-5
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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: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
5.28 | 236. | Dykyj, Svoboda, et al., 1999 | Based on data from 221. to 252. K. |
5.19 | 236. | Stull, 1947 | Based on data from 156. to 251. K. |
5.28 | 211. | Purcell and Zahoorbux, 1937 |
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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 160. | kcal/mol | N/A | Hunter and Lias, 1998 | at Se; HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 153.9 | kcal/mol | N/A | Hunter and Lias, 1998 | at Se; HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.37 | PE | Cradock and Duncan, 1975 | LLK |
10.36 ± 0.01 | PE | Frost, Lee, et al., 1973 | LLK |
10.57 ± 0.01 | PE | Frost, Lee, et al., 1973 | 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.
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Purcell and Zahoorbux, 1937
Purcell, R.H.; Zahoorbux, F.D.,
217. The kinetics of the decomposition of carbonyl selenide on an allotropic selenium surface,
J. Chem. Soc., 1937, 1029, https://doi.org/10.1039/jr9370001029
. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Cradock and Duncan, 1975
Cradock, S.; Duncan, W.,
Photoelectron spectra of OCSe and SCSe,
J. Chem. Soc. Faraday Trans. 2, 1975, 6, 1262. [all data]
Frost, Lee, et al., 1973
Frost, D.C.; Lee, S.T.; McDowell, C.A.,
Photoelectron spectra of OCSe, SCSe, and CSe2,
J. Chem. Phys., 1973, 59, 5484. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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