Benzo[h]quinoline
- Formula: C13H9N
- Molecular weight: 179.2173
- IUPAC Standard InChIKey: WZJYKHNJTSNBHV-UHFFFAOYSA-N
- CAS Registry Number: 230-27-3
- 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: α-Benzoquinoline; 4-Azaphenanthrene; 7,8-Benzoquinoline
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Phase change data
Go To: Top, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 325. | K | N/A | Buckingham and Donaghy, 1982 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 324.1 | K | N/A | Steele, Chirico, et al., 1989 | Uncertainty assigned by TRC = 0.01 K; extrapolation of T vs 1/f to 1; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 90.2 ± 2.0 | kJ/mol | C | Steele, Chirico, et al., 1989, 2 | Author was aware that data differs from previously reported values; ALS |
ΔsubH° | 90.2 | kJ/mol | N/A | Steele, Chirico, et al., 1989, 2 | DRB |
ΔsubH° | 90.2 ± 2.0 | kJ/mol | N/A | Steele, Chirico, et al., 1989, 2 | AC |
ΔsubH° | 80.8 ± 2.6 | kJ/mol | V | McEachern, Iniguez, et al., 1975 | ALS |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
611.2 | 0.959 | Weast and Grasselli, 1989 | BS |
611. | 0.959 | Buckingham and Donaghy, 1982 | BS |
496. | 0.063 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
71.7 ± 0.1 | 380. | IPM.EB | Steele, Chirico, et al., 1989, 2 | Based on data from 373. to 672. K.; AC |
69.0 ± 0.1 | 420. | IPM.EB | Steele, Chirico, et al., 1989, 2 | Based on data from 373. to 672. K.; AC |
66.5 ± 0.1 | 460. | IPM.EB | Steele, Chirico, et al., 1989, 2 | Based on data from 373. to 672. K.; AC |
64.0 ± 0.1 | 500. | IPM.EB | Steele, Chirico, et al., 1989, 2 | Based on data from 373. to 672. K.; AC |
61.5 ± 0.3 | 540. | IPM.EB | Steele, Chirico, et al., 1989, 2 | Based on data from 373. to 672. K.; AC |
59.0 ± 0.3 | 580. | IPM.EB | Steele, Chirico, et al., 1989, 2 | Based on data from 373. to 672. K.; AC |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
80.8 ± 2.5 | 308. | ME | McEachern, Iniguez, et al., 1975 | Based on data from 293. to 323. K. See also Stephenson and Malanowski, 1987.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
14.103 | 324.104 | Steele, Chirico, et al., 1989, 2 | DH |
14.103 | 324.104 | Steele, Chirico, et al., 1988 | DH |
14.1 | 324.1 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
43.51 | 324.104 | Steele, Chirico, et al., 1989, 2 | DH |
43.51 | 324.104 | Steele, Chirico, et al., 1988 | DH |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]
Steele, Chirico, et al., 1989
Steele, W.V.; Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Smith, N.K.; Gammon, B.E.,
The thermodynamic properties of the five benzoquinolines,
J. Chem. Thermodyn., 1989, 21, 81. [all data]
Steele, Chirico, et al., 1989, 2
Steele, W.V.; Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Smith, N.K.; Gammon, B.E.,
The thermodynamic properties of the five benzoquinolines,
J. Chem. Thermodyn., 1989, 21, 81-107. [all data]
McEachern, Iniguez, et al., 1975
McEachern, D.M.; Iniguez, J.C.; Ornelas, H.C.,
Enthalpies of combustion and sublimation and vapor pressures of three benzoquinolines,
J. Chem. Eng. Data, 1975, 20, 226-228. [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]
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]
Steele, Chirico, et al., 1988
Steele, W.V.; Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.,
The thermodynamic properties of the five benzoquinolines,
NIPER Report, 1988, 337, 59p. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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