Bis(η8-cyclobutenooctatetraene) uranium
- Formula: C20H20U
- Molecular weight: 498.4017
- CAS Registry Number: 70377-87-6
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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: José A. Martinho Simões
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 30.0 ± 2.0 | kcal/mol | CC-SB | Tel'noi, Rabinovich, et al., 1979 |
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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 6.5 ± 0.1 | EI | Muller, 1969 | RDSH |
| 6.02 | PE | Green, Payne, et al., 1983 | Vertical value; LBLHLM |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C10H10U+ | 15.1 ± 0.5 | ? | EI | Muller, 1969 | RDSH |
| C15H15U+ | 7.3 ± 0.1 | ? | EI | Muller, 1969 | RDSH |
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.
Tel'noi, Rabinovich, et al., 1979
Tel'noi, V.I.; Rabinovich, I.B.; Leonov, M.R.; Solov'eva, G.V.; Gramoteeva, N.I.,
Dokl. Akad. Nauk SSSR, 1979, 245, 1430. [all data]
Muller, 1969
Muller, J.,
Massenspektroskopische Untersuchungen an Tri- und Tetracyclopentadienyl-metall-Komplexen,
Chem. Ber., 1969, 102, 152. [all data]
Green, Payne, et al., 1983
Green, C.; Payne, M.P.; Streitwieser, A., Jr.,
He I and He II photoelectron spectral studies of alkyluranocenes,
Organometallics, 1983, 2, 1707. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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