Tris(2,2,6,6-tetramethylheptane-3,5-dionato)yttrium(III)
- Formula: C33H57O6Y
- Molecular weight: 638.7079
- IUPAC Standard InChI: InChI=1S/3C11H20O2.Y/c3*1-10(2,3)8(12)7-9(13)11(4,5)6;/h3*7,12H,1-6H3;/q;;;+3/p-3/b3*8-7-;
- IUPAC Standard InChIKey: PPRRRPCEDUWEHL-LWTKGLMZSA-K
- CAS Registry Number: 15632-39-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)yttrium(III); tris(2,2,6,6-tetramethylheptan-3,5-dionato)yttrium(III)
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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 |
|---|---|---|
| 21.4 | 450. - 455. | Fulem, Ruzicka, et al., 2004 |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 33.84 | 395. - 434. | N/A | Fulem, Ruzicka, et al., 2004 | |
| 36.1 ± 0.2 | 372. | TE | Colominas, Lau, et al., 2001 | Based on data from 358. - 387. K. |
| 36.59 ± 0.1 | 366. | TE | Colominas, Lau, et al., 2001 | Based on data from 357. - 377. K. |
| 32.48 | 403. - 433. | TG,DTA | Yuan, Yang, et al., 1997 | |
| 30.11 | 397. | T | Rappoli and DeSisto, 1996 | Based on data from 382. - 412. K. |
| 37.50 | 388. | ME | Amano, Sato, et al., 1981 | Based on data from 363. - 418. K. |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference |
|---|---|---|
| 12.4 | 440. | Fulem, Ruzicka, et al., 2004 |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Fulem, Ruzicka, et al., 2004
Fulem, Michal; Ruzicka, Kvetoslav; Ruzicka, Vlastimil; Simecek, Tomislav; Hulicius, Eduard; Pangrác, Jiri,
Vapour pressure and heat capacities of metal organic precursors, Y(thd)3 and Zr(thd)4,
Journal of Crystal Growth, 2004, 264, 1-3, 192-200, https://doi.org/10.1016/j.jcrysgro.2003.12.016
. [all data]
Colominas, Lau, et al., 2001
Colominas, Carles; Lau, Kai H.; Hildenbrand, Donald L.; Crouch-Baker, Steven; Sanjurjo, Angel,
Vapor Pressures of the Copper and Yttrium β-Diketonate MOCVD Precursors,
J. Chem. Eng. Data, 2001, 46, 2, 446-450, https://doi.org/10.1021/je0003445
. [all data]
Yuan, Yang, et al., 1997
Yuan, Z.; Yang, P.; Meng, G.; Peng, D.,
Synthesis, characterization, Stability and Sublimation Behavior of Yttrium (III) Dipivaloylmethane Chelate,
Wuji Huaxue Xuebao, 1997, 13, 2, 168. [all data]
Rappoli and DeSisto, 1996
Rappoli, Brian J.; DeSisto, William J.,
Gas phase ultraviolet spectroscopy of high-temperature superconductor precursors for chemical vapor deposition processing,
Appl. Phys. Lett., 1996, 68, 19, 2726, https://doi.org/10.1063/1.115578
. [all data]
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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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