9(10H)-Acridinone
- Formula: C13H9NO
- Molecular weight: 195.2167
- IUPAC Standard InChI: InChI=1S/C13H9NO/c15-13-9-5-1-3-7-11(9)14-12-8-4-2-6-10(12)13/h1-8H,(H,14,15)
- IUPAC Standard InChIKey: FZEYVTFCMJSGMP-UHFFFAOYSA-N
- CAS Registry Number: 578-95-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 9-Acridanone; Acridanone; Acridine, 9,10-dihydro-9-oxo-; Acridone; 9(10H)-Acridone; 9-Acridone; Acridin-9-one; 9,l0-Dihydro-9-oxoacridine
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Gas phase thermochemistry data
Go To: Top, Gas phase ion energetics data, UV/Visible spectrum, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 34.6 ± 2.6 | kJ/mol | Ccr | Sabbah and El Watik, 1992 | Published also in Calorim. Anal. Therm. 23,477 1992 |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, UV/Visible spectrum, References, Notes
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:
B - John E. Bartmess
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 7.60 ± 0.03 | PI | Potapov, Filyugina, et al., 1968 | RDSH |
De-protonation reactions
C13H8NO- + =
By formula: C13H8NO- + H+ = C13H9NO
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1360. ± 42. | kJ/mol | EIAE | Muftakhov, Vasil'ev, et al., 1999 | gas phase; B |
UV/Visible spectrum
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Spectrum
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Additional Data
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| Source | Zanker, 1968 |
|---|---|
| Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
| Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
| Source reference | RAS UV No. 19899 |
| Instrument | Zeiss PMQ II |
| Melting point | 350 |
References
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, UV/Visible spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Sabbah and El Watik, 1992
Sabbah, R.; El Watik, L.,
Etude thermodynamique de l'acridone et de la thioxanthone,
Can. J. Chem., 1992, 70, 24-28. [all data]
Potapov, Filyugina, et al., 1968
Potapov, V.K.; Filyugina, A.D.; Shigorin, D.N.; Ozerova, G.A.,
Photoionization of some compounds containing the carbonyl and amino groups,
Dokl. Akad. Nauk SSSR, 1968, 180, 398, In original 352. [all data]
Muftakhov, Vasil'ev, et al., 1999
Muftakhov, M.V.; Vasil'ev, Y.V.; Khatymov, R.V.; Mazunov, V.A.; Takhistov, V.V.; Travkin, O.V.; Yakovleva, E.V.,
Thermochemistry of negatively charged ions. II. Energetics of formation of negative ions from acridanone and some of its derivatives,
Rapid Commun. Mass Spectrom., 1999, 13, 10, 912-923, https://doi.org/10.1002/(SICI)1097-0231(19990530)13:10<912::AID-RCM585>3.0.CO;2-W
. [all data]
Zanker, 1968
Zanker, V.,
UV atlas of organic compounds, 1968, 4, H8/7. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, UV/Visible spectrum, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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