Diphenyl-1,2,5-oxadiazole
- Formula: C14H10N2O
- Molecular weight: 222.2420
- IUPAC Standard InChI: InChI=1S/C14H10N2O/c1-3-7-11(8-4-1)13-14(16-17-15-13)12-9-5-2-6-10-12/h1-10H
- IUPAC Standard InChIKey: RIIIXRZGXAJVEQ-UHFFFAOYSA-N
- CAS Registry Number: 19768-02-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Furazan, diphenyl-; 3,4-Diphenyl-1,2,5-oxadiazole; 3,4-Diphenylfurazan; Diphenylfurazan
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔcH°solid | -1736.9 ± 2.0 | kcal/mol | Ccb | Milone and Allavena, 1931 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1743. kcal/mol |
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 (atm) | Reference |
|---|---|---|
| 475.2 | 0.022 | Weast and Grasselli, 1989 |
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.
Milone and Allavena, 1931
Milone, M.; Allavena, S.,
Sul calore di combustione di alcuni composti eterociclici,
Gazz. Chim. Ital., 1931, 61, 75-90. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [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]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔcH°solid Enthalpy of combustion of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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