9H-Carbazole, 9-methyl-
- Formula: C13H11N
- Molecular weight: 181.2331
- IUPAC Standard InChIKey: SDFLTYHTFPTIGX-UHFFFAOYSA-N
- CAS Registry Number: 1484-12-4
- 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: Carbazole, 9-methyl-; N-Methylcarbazole; 9-Methylcarbazole; N-Methyldibenzopyrrole; 9-Methyl-9H-carbazole; NSC 121195
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Condensed phase thermochemistry data
Go To: Top, Gas phase ion energetics data, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | 103.7 ± 2.4 | kJ/mol | Ccb | Jimenez, Roux, et al., 1990 | ALS |
ΔfH°solid | 105.5 ± 1.0 | kJ/mol | Ccb | Good, 1972 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -6791.4 ± 1.7 | kJ/mol | Ccb | Jimenez, Roux, et al., 1990 | ALS |
ΔcH°solid | -6793.18 ± 0.84 | kJ/mol | Ccb | Good, 1972 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 236.05 | J/mol*K | N/A | Callanan, McDermott, et al., 1992 | DH |
S°solid,1 bar | 234.300 | J/mol*K | N/A | Messerly, Todd, et al., 1988 | DH |
S°solid,1 bar | 234.30 | J/mol*K | N/A | Messerly, Todd, et al., 1987 | DH |
S°solid,1 bar | 234.30 | J/mol*K | N/A | Steele, Chirico, et al., 1986 | DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
218.42 | 298.15 | Callanan, McDermott, et al., 1992 | T = 4 to 345 K.; DH |
204.8 | 298.15 | Jimenez, Roux, et al., 1990 | DH |
217.838 | 298.150 | Messerly, Todd, et al., 1988 | T = 10 to 400 K.; DH |
217.84 | 298.15 | Messerly, Todd, et al., 1987 | T = 10 to 400 K.; DH |
217.84 | 298.15 | Steele, Chirico, et al., 1986 | T = 10 to 400 K.; DH |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, 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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
7.5 ± 0.1 | EI | Riepe and Zander, 1969 |
References
Go To: Top, Condensed phase thermochemistry 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.
Jimenez, Roux, et al., 1990
Jimenez, P.; Roux, M.V.; Turrion, C.,
Thermochemical properties of N-heterocyclic compounds. III. Enthalpies of combustion, vapour pressures and enthalpies of sublimation, and enthalpies of formation of 9H-carbazole, 9-methylcarbazole, and 9-ethylcarbazole,
J. Chem. Thermodyn., 1990, 22, 721-726. [all data]
Good, 1972
Good, W.D.,
Enthalpies of combustion of nine organic nitrogen compounds related to petroleum,
J. Chem. Eng. Data, 1972, 17, 28-31. [all data]
Callanan, McDermott, et al., 1992
Callanan, J.E.; McDermott, K.M.; Weir, R.D.; Westrum,
E.F., Comparison of heat capacities measured by adiabatic calorimetry and by scanning calorimetry: thermodynamic properties of 9-methylcarbazole at temperatures between 4 K and 345 K,
J. Chem. Thermodynam., 1992, 24, 233-243. [all data]
Messerly, Todd, et al., 1988
Messerly, J.F.; Todd, S.S.; Finke, H.L.; Good, W.D.; Gammon, B.E.,
Condensed-phase heat-capacity studies and derived thermodynamic properties for six cyclic nitrogen compounds,
J. Chem. Thermodynam., 1988, 20, 209-224. [all data]
Messerly, Todd, et al., 1987
Messerly, J.F.; Todd, S.S.; Finke, H.L.; Gammon, B.E.,
Thermodynamic properties of organic nitrogen compounds that occur in shale oil and heavy petroleum-topical report,
NIPER Report, 1987, 83, 37p. [all data]
Steele, Chirico, et al., 1986
Steele, W.V.; Chirico, R.D.; Collier, W.B.; Hossenlopp, I.A.; Nguyen, A.; Strube, M.M.,
Thermochemical and thermophysical properties of organic nitrogen compounds found in fossil materials,
NIPER Report, 1986, 188, 112p. [all data]
Riepe and Zander, 1969
Riepe, W.; Zander, M.,
Massenspektroskopische Untersuchungen an Carbazolen,
Z. Naturforsch., 1969, 24a, 2017. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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