Lanthanum, tris(2,2,6,6-tetramethyl-3,5-heptanedionato-κO3,κO5)-, (OC-6-11)-
- Formula: C33H57LaO6
- Molecular weight: 688.7075
- CAS Registry Number: 14319-13-2
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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 sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 42.90 | 405. | ME | Amano, Sato, et al., 1981 | Based on data from 388. to 423. K. |
| 34.32 | 485. | BG | Sicre, Dubois, et al., 1969 | Based on data from 450. to 520. K. |
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 by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C22H38O4La+ | 14.9 ± 0.5 | ? | EI | McDonald and Margrave, 1968 |
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.
Amano, Sato, et al., 1981
Amano, Ryohei; Sato, Akiko; Suzuki, Shin,
Sublimation behavior of tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanoid(III).,
Bull. Chem. Soc. Jpn., 1981, 54, 5, 1368-1374, https://doi.org/10.1246/bcsj.54.1368
. [all data]
Sicre, Dubois, et al., 1969
Sicre, Juan E.; Dubois, J.T.; Eisentraut, K.J.; Sievers, R.E.,
Volatile lanthanide chelates. II. Vapor pressures, heats of vaporization, and heats of sublimation,
J. Am. Chem. Soc., 1969, 91, 13, 3476-3481, https://doi.org/10.1021/ja01041a011
. [all data]
McDonald and Margrave, 1968
McDonald, J.D.; Margrave, J.L.,
Mass-spectrometric studies of volatile Al, Sc, Co, Y, Zr and rare-earth chelates,
J. Less-Common Metals, 1968, 14, 236. [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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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