1,3,5,7,9-Pentaoxecane
- Formula: C5H10O5
- Molecular weight: 150.1299
- IUPAC Standard InChI: InChI=1S/C5H10O5/c1-6-2-8-4-10-5-9-3-7-1/h1-5H2
- IUPAC Standard InChIKey: QSBDXVOJNUPDPI-UHFFFAOYSA-N
- CAS Registry Number: 16528-92-0
- Chemical structure:
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -779.8 ± 1.3 | kJ/mol | Ccb | Mansson, 1974 |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, References, Notes
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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -867.7 ± 1.2 | kJ/mol | Ccb | Mansson, 1974 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -2529.0 ± 1.0 | kJ/mol | Ccb | Mansson, 1974 | Corresponding ΔfHºsolid = -867.74 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid,1 bar | 187.7 | J/mol*K | N/A | Clegg and Melia, 1969 | Extrapolation below 180 K, 119.0 J/mol*K.; DH |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 171.4 | 298.15 | Clegg and Melia, 1969 | T = 180 to 400 K.; DH |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Mansson, 1974
Mansson, M.,
Non-bonded oxygen-oxygen interactions in 2,4,10-trioxa-adamantane and 1,3,5,7,9-pentoxecane,
Acta Chem. Scand., Ser. B, 1974, 28, 895-899. [all data]
Clegg and Melia, 1969
Clegg, G.A.; Melia, T.P.,
Heat capacity measurements on pentoxan,
Makromol. Chem., 1969, 130, 258-260. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) 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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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