1,1,4,4-Tetraethoxybut-2-yne
- Formula: C12H22O4
- Molecular weight: 230.3007
- CAS Registry Number: 3975-08-4
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Condensed phase thermochemistry 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.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -155.2 ± 1.4 | kcal/mol | Ccb | N/A | recalculated with modern CO2,H2O thermo; estimated uncertainty (NOTE all values in source also have wrong sign); DRB |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔfH°solid | 171.3 | kcal/mol | Ccb | Moureu and Andre, 1914 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -1724.9 | kcal/mol | Ccb | Moureu and Andre, 1914 | Corresponding ΔfHºsolid = -155.2 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
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.
Moureu and Andre, 1914
Moureu, C.; Andre, E.,
Thermochimie des composes acetyleniques,
Ann. Chim. Phys., 1914, 1, 113-145. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°liquid Enthalpy of formation of liquid 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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