Diphenic anhydride
- Formula: C14H8O3
- Molecular weight: 224.2115
- IUPAC Standard InChI: InChI=1S/C14H8O3/c15-13-11-7-3-1-5-9(11)10-6-2-4-8-12(10)14(16)17-13/h1-8H
- IUPAC Standard InChIKey: RTSGJTANVBJFFJ-UHFFFAOYSA-N
- CAS Registry Number: 6050-13-1
- 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: Dibenz[c,e]oxepin-5,7-dione; 2,2'-Biphenyldicarboxylic anhydride; 2,2'-Diphenyldicarboxylic anhydride; 2,2'-Diphenic anhydride; Diphenic acid anhydride; NSC 67689; 9-Oxatricyclo[9.4.0.0(2,7)]pentadeca-1(11),2(7),3,5,12,14-hexaene-8,10-dione; biphenyl-2,2'-dicarboxylic anhydride
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Phase change data
Go To: Top, Gas Chromatography, 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: William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 28.85 ± 0.96 | kcal/mol | C | Matos, Miranda, et al., 2005 |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 21.8 | 448. | A | Stephenson and Malanowski, 1987 | Based on data from 433. to 490. K. |
Gas Chromatography
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Lee's RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 343.7 | Helmig and Harger, 1994 | He; Column length: 60. m; Column diameter: 0.248 mm; Program: 50C (2min) => 25C/min => 150C => 4C/min => 325C |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Matos, Miranda, et al., 2005
Matos, M. Agostinha R.; Miranda, Margarida S.; Pinto, Natália A.B.; Morais, Victor M.F.; Dhananjaya, N.; Liebman *, Joel F.,
Thermochemistry of diphenic anhydride. A combined experimental and theoretical study,
Molecular Physics, 2005, 103, 14, 1885-1894, https://doi.org/10.1080/00268970500096301
. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Helmig and Harger, 1994
Helmig, D.; Harger, W.P.,
OH radical-initiated gas-phase reaction products of phenanthrene,
Sci. Total Environ., 1994, 148, 1, 11-21, https://doi.org/10.1016/0048-9697(94)90368-9
. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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