1,3-Diethylthymine
- Formula: C9H14N2O2
- Molecular weight: 182.2197
- IUPAC Standard InChI: InChI=1S/C9H14N2O2/c1-4-10-6-7(3)8(12)11(5-2)9(10)13/h6H,4-5H2,1-3H3
- IUPAC Standard InChIKey: UZYUKPJXAMAIRU-UHFFFAOYSA-N
- CAS Registry Number: 21472-93-5
- Chemical structure:
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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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 327.0 | K | N/A | Zielenkiewicz, Zielenkiewicz, et al., 1984 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔsubH° | 89.8 ± 0.4 | kJ/mol | C | Sabbah and Komorowski, 1980 | AC |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 95.0 ± 2.1 | 317. | QR | Teplitsky, Yanson, et al., 1980 | Based on data from 307. to 325. K.; AC |
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.
Zielenkiewicz, Zielenkiewicz, et al., 1984
Zielenkiewicz, A.; Zielenkiewicz, W.; Malanowski, S.,
Thermodynamic Excess Functions of Dilute Aqueous Solutions of Alkylated Pyrimidines and Aminopurines and Caffeine,
Thermochim. Acta, 1984, 74, 95. [all data]
Sabbah and Komorowski, 1980
Sabbah, Raphaël; Komorowski, Stanislaw J.,
Enthalpie de sublimation de la diéthyl-1,3 thymine,
Thermochimica Acta, 1980, 41, 3, 379-381, https://doi.org/10.1016/0040-6031(80)87215-7
. [all data]
Teplitsky, Yanson, et al., 1980
Teplitsky, A.B.; Yanson, I.K.; Glukhova, O.T.; Zielenkiwicz, A.; Zielenkiewicz, W.; Wierzchowski, K.L.,
Thermochemistry of aqueous solutions of alkylated nucleic acid bases,
Biophysical Chemistry, 1980, 11, 1, 17-21, https://doi.org/10.1016/0301-4622(80)85003-4
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) point 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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