9H-Carbazole, 9-ethyl-
- Formula: C14H13N
- Molecular weight: 195.2597
- IUPAC Standard InChIKey: PLAZXGNBGZYJSA-UHFFFAOYSA-N
- CAS Registry Number: 86-28-2
- 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-ethyl-; N-Ethylcarbazole; 9-Ethylcarbazole
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 40.56 ± 0.62 | kcal/mol | Ccb | Jimenez, Roux, et al., 1990 |
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 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 | 16.9 ± 0.62 | kcal/mol | Ccb | Jimenez, Roux, et al., 1990 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -1777.6 ± 0.43 | kcal/mol | Ccb | Jimenez, Roux, et al., 1990 | ALS |
Constant pressure heat capacity of solid
Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
56.93 | 298.15 | Jimenez, Roux, et al., 1990 | DH |
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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 344. | K | N/A | Lopatinskii, Sirotkina, et al., 1964 | Uncertainty assigned by TRC = 4. K; TRC |
Tfus | 341. | K | N/A | Adkins and Coonradt, 1941 | Uncertainty assigned by TRC = 3. K; TRC |
Tfus | 340.65 | K | N/A | Von Auwers and Kraul, 1925 | Uncertainty assigned by TRC = 2. K; TRC |
Tfus | 340.65 | K | N/A | Burton and Gibson, 1924 | Uncertainty assigned by TRC = 1.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 23.7 ± 0.07 | kcal/mol | V | Jimenez, Roux, et al., 1990 | ALS |
ΔsubH° | 23.7 | kcal/mol | N/A | Jimenez, Roux, et al., 1990 | DRB |
ΔsubH° | 23.7 ± 0.07 | kcal/mol | ME | Jimenez, Roux, et al., 1990 | AC |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
23.5 ± 0.07 | 319. | ME | Jimenez, Roux, et al., 1990 | Based on data from 310. to 329. K.; AC |
IR 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.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | SRD/NIST Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | EPA-IR VAPOR PHASE LIBRARY |
State | gas |
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 | Chen, et al., 1971 |
---|---|
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. 16012 |
Instrument | Cary 11 |
Melting point | 247-248 |
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
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | PEG-20M | 170. | 2722. | Tibor and Anna, 1971 | N2, Chromosorb W-AW; Column length: 2. m |
Packed | PEG-20M | 190. | 2769. | Tibor and Anna, 1971 | N2, Chromosorb W-AW; Column length: 2. m |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-52 | 313.97 | Lee, Vassilaros, et al., 1979 | 12. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, UV/Visible spectrum, Gas Chromatography, 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]
Lopatinskii, Sirotkina, et al., 1964
Lopatinskii, V.P.; Sirotkina, E.E.; Sukhoroslava, M.M.,
N-Alkylcarbazoles,
Metody Poluch. Khim. Reak. Prep., 1964, 1964, No. 11, 69-72. [all data]
Adkins and Coonradt, 1941
Adkins, H.; Coonradt, H.L.,
The Selective Hydrogenation of Derivatives of Pyrrole, Indole, Carbazole and Acridine,
J. Am. Chem. Soc., 1941, 63, 1563-70. [all data]
Von Auwers and Kraul, 1925
Von Auwers, K.; Kraul, R.,
The Spectrochemistry of Compounds Containing Nitrogen.,
Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1925, 116, 438. [all data]
Burton and Gibson, 1924
Burton, H.; Gibson, C.S.,
New method for the preparation of 9-carbazoles,
J. Chem. Soc., 1924, 125, 2501. [all data]
Chen, et al., 1971
Chen, H.J., et al.,
J. Am. Chem. Soc., 1971, 93, 5102. [all data]
Tibor and Anna, 1971
Tibor, T.; Anna, B.,
Gázkromatográfiás retenció és a kémiai szerkezet, I.,
Magy. Kem. Foly., 1971, 77, 576-587. [all data]
Lee, Vassilaros, et al., 1979
Lee, M.L.; Vassilaros, D.L.; White, C.M.; Novotny, M.,
Retention Indices for Programmed-Temperature Capillary-Column Gas Chromatography of Polycyclic Aromatic Hydrocarbons,
Anal. Chem., 1979, 51, 6, 768-773, https://doi.org/10.1021/ac50042a043
. [all data]
Notes
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- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid Tfus Fusion (melting) point ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions 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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