tris(η5-cyclopenta-2,4-dien-1-yl)lanthanum
- Formula: C15H15La
- Molecular weight: 334.1851
- CAS Registry Number: 1272-23-7
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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 | 150.0 ± 6.2 | 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 | 35.4 ± 4.7 | kJ/mol | Review | Martinho Simões | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -8978.9 ± 4.2 | kJ/mol | CC-SB | Devyatykh, Rabinovich, et al., 1974 | Please also see Pedley and Rylance, 1977 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° | 114.6 ± 4.0 | kJ/mol | N/A | Pilcher and Skinner, 1983 | See also Devyatykh, Rabinovitch, et al., 1974.; AC |
ΔsubH° | 114.6 ± 4.0 | kJ/mol | CC-SB | Devyatykh, Borisov, et al., 1972 | MS |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
102.1 ± 2.9 | 548. to 663. | Borisov, Krasnova, et al., 1973 | 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.9 ± 0.3 | EI | Gaivoronskii, Gavrishchuk, et al., 1978 | LLK |
7.9 ± 0.3 | EI | Devyatykh, Krasnova, et al., 1970 | RDSH |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C5H5La+ | 17.3 ± 0.3 | 2C5H5 | EI | Gaivoronskii, Gavrishchuk, et al., 1978 | LLK |
C5H5La+ | 17.3 ± 0.3 | ? | EI | Devyatykh, Krasnova, et al., 1970 | RDSH |
C10H10La+ | 10.2 ± 0.3 | C5H5 | EI | Gaivoronskii, Gavrishchuk, et al., 1978 | LLK |
C10H10La+ | 10.2 ± 0.3 | ? | EI | Devyatykh, Krasnova, et al., 1970 | RDSH |
La+ | 24.4 ± 0.4 | ? | EI | Devyatykh, Krasnova, et al., 1970 | RDSH |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, 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.
Martinho Simões
Martinho Simões, J.A.,
Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]
Devyatykh, Rabinovich, et al., 1974
Devyatykh, C.G.; Rabinovich, I.B.; Tel'noi, V.I.; Borisov, G.K.; Zyazina, L.F.,
Dokl. Akad. Nauk SSSR, 1974, 217, 609. [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]
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]
Devyatykh, Rabinovitch, et al., 1974
Devyatykh, C.G.; Rabinovitch, I.B.; Tel'noi, V.I.; Borisov, G.K.; Zyazina, L.F.,
Dokl. Akad. Nauk SSSR, 1974, 217, 673. [all data]
Devyatykh, Borisov, et al., 1972
Devyatykh, C.G.; Borisov, G.K.; Krasnova, S.G.,
Dokl. Akad. Nauk SSSR, 1972, 203, 110. [all data]
Borisov, Krasnova, et al., 1973
Borisov, G.K.; Krasnova, S.G.; Devyatykh, G.G.,
Russ. J. Phys. Chem., 1973, 18, 346. [all data]
Gaivoronskii, Gavrishchuk, et al., 1978
Gaivoronskii, P.E.; Gavrishchuk, E.M.; Chernyaev, N.P.; Zverev, Y.B.,
Mass spectrometric study of tris(isopropylcyclopentadienyl) π- complexes of lanthanum, praseodymium, and neodymium,
Russ. J. Inorg. Chem., 1978, 23, 1742. [all data]
Devyatykh, Krasnova, et al., 1970
Devyatykh, G.G.; Krasnova, S.G.; Borisov, G.K.; Larin, N.V.; Gaivoronskii, P.E.,
Preparation and investigation by mass spectrometry of cyclopentadienyl 7r-complexes of lanthanum, praseodymium, and neodymium,
Dokl. Akad. Nauk SSSR, 1970, 193, 1069, In original 580. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy 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 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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