1,4-Dioxin
- Formula: C4H4O2
- Molecular weight: 84.0734
- IUPAC Standard InChI: InChI=1S/C4H4O2/c1-2-6-4-3-5-1/h1-4H
- IUPAC Standard InChIKey: KVGZZAHHUNAVKZ-UHFFFAOYSA-N
- CAS Registry Number: 290-67-5
- Chemical structure:
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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 by: Glushko Thermocenter, Russian Academy of Sciences, Moscow
Constant pressure heat capacity of gas
| Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 38.55 | 50. | Dorofeeva O.V., 1992 | p=1 bar. |
| 40.65 | 100. | ||
| 46.35 | 150. | ||
| 56.30 | 200. | ||
| 74.73 | 273.15 | ||
| 81.3 ± 3.5 | 298.15 | ||
| 81.76 | 300. | ||
| 106.16 | 400. | ||
| 126.10 | 500. | ||
| 141.80 | 600. | ||
| 154.26 | 700. | ||
| 164.37 | 800. | ||
| 172.71 | 900. | ||
| 179.69 | 1000. | ||
| 185.59 | 1100. | ||
| 190.62 | 1200. | ||
| 194.92 | 1300. | ||
| 198.62 | 1400. | ||
| 201.81 | 1500. |
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 by: Robert L. Brown and Stephen E. Stein
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference |
|---|---|---|
| 348.2 | 0.995 | Weast and Grasselli, 1989 |
Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 7.75 ± 0.02 | PE | Bloch, Brogli, et al., 1978 | LLK |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dorofeeva O.V., 1992
Dorofeeva O.V.,
Ideal gas thermodynamic properties of oxygen heterocyclic compounds. Part 2. Six-membered, seven-membered and eight-membered rings,
Thermochim. Acta, 1992, 200, 121-150. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Bloch, Brogli, et al., 1978
Bloch, M.; Brogli, F.; Heilbronner, E.; Jones, T.B.; Prinzbach, H.; Schweikert, O.,
138. Photoelectron spectra of unsaturated oxides. I. 1,4- dioxin and related systems,
Helv. Chim. Acta, 1978, 61, 1388. [all data]
Notes
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- Symbols used in this document:
Cp,gas Constant pressure heat capacity of gas Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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