Hexane, 3,4-bis(1,1-dimethylethyl)-2,2,5,5-tetramethyl-
- Formula: C18H38
- Molecular weight: 254.4943
- IUPAC Standard InChI: InChI=1S/C18H38/c1-15(2,3)13(16(4,5)6)14(17(7,8)9)18(10,11)12/h13-14H,1-12H3
- IUPAC Standard InChIKey: RMASWOHNLWIUPT-UHFFFAOYSA-N
- CAS Registry Number: 62850-21-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 1,1,2,2-Tetra-t-butylethane
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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:
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 17.7 | kcal/mol | N/A | Flamm-ter Meer, Beckhaus, et al., 1984 | DRB |
| ΔsubH° | 17.8 | kcal/mol | N/A | Meer, Beckhaus, et al., 1984 | AC |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 17.75 ± 0.13 | 303. | V | Flamm-ter Meer, Beckhaus, et al., 1984 | ALS |
| 17.2 | 341. | N/A | Meer, Beckhaus, et al., 1984 | Based on data from 303. to 366. K.; AC |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Flamm-ter Meer, Beckhaus, et al., 1984
Flamm-ter Meer, M.A.; Beckhaus, H.D.; Ruchardt, C.,
Thermolabile kohlenwasserstoffe XXVI. Bildungsenthalpie von 1,1,2,2-tetra-tert-butylethan,
Thermochim. Acta, 1984, 80, 81-89. [all data]
Meer, Beckhaus, et al., 1984
Meer, M.A. Flamm-Ter; Beckhaus, H.D.; Rüchardt, C.,
Thermolabile kohlenwasserstoffe. XXVI. Bildungsenthalpie von 1,1,2,2-tetra-tert-butylethan,
Thermochimica Acta, 1984, 80, 1, 81-89, https://doi.org/10.1016/0040-6031(84)87185-3
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
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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