Furan, 2,3-dihydro-
- Formula: C4H6O
- Molecular weight: 70.0898
- IUPAC Standard InChI: InChI=1S/C4H6O/c1-2-4-5-3-1/h1,3H,2,4H2
- IUPAC Standard InChIKey: JKTCBAGSMQIFNL-UHFFFAOYSA-N
- CAS Registry Number: 1191-99-7
- 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: 2,3-Dihydrofuran; 4,5-Dihydrofuran
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Gas 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -72.25 ± 0.41 | kJ/mol | Ccr | Steele, Chirico, et al., 1989 | ALS |
Constant pressure heat capacity of gas
| Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 49.64 | 200. | Klots T.D., 1994 | Earlier thermodynamic functions of this molecule were calculated using estimated values of vibrational frequencies [ Dorofeeva O.V., 1992]. These later values of S(T) and Cp(T) are 1.0-3.7 J/mol*K larger than selected ones.; GT |
| 72.25 ± 0.58 | 298.15 | ||
| 72.67 | 300. | ||
| 98.53 | 400. | ||
| 121.23 | 500. | ||
| 140.02 | 600. | ||
| 155.40 | 700. | ||
| 168.12 | 800. | ||
| 178.85 | 900. | ||
| 187.91 | 1000. |
References
Go To: Top, Gas phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Steele, Chirico, et al., 1989
Steele, W.V.; Chirico, R.D.; Nguyen, A.; Hossenlopp, I.A.; Smith, N.K.,
Determination of some pure compound ideal-gas enthalpies of formation,
AIChE Symp. Ser., 1989, 85, 140-162. [all data]
Klots T.D., 1994
Klots T.D.,
Vibrational assignment and analysis for 2,3-dihydrofuran and 2,5-dihydrofuran,
Spectrochim. Acta, 1994, A50, 1725-1748. [all data]
Dorofeeva O.V., 1992
Dorofeeva O.V.,
Ideal gas thermodynamic properties of oxygen heterocyclic compounds. Part 1. Three-membered, four-membered and five-membered rings,
Thermochim. Acta, 1992, 194, 9-46. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, References
- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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