Naphthalene, 2-chloro-
- Formula: C10H7Cl
- Molecular weight: 162.616
- IUPAC Standard InChIKey: CGYGETOMCSJHJU-UHFFFAOYSA-N
- CAS Registry Number: 91-58-7
- 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: β-Chloronaphthalene; 2-Chloronaphthalene; Chloronaphthalene; 2-Chlornaftalen; Rcra waste number U047
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Gas phase thermochemistry data
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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 | 137. ± 10. | kJ/mol | Ccb | Smith, Bjellerup, et al., 1953 | Heat of formation derived by Cox and Pilcher, 1970 |
Phase change data
Go To: Top, Gas phase thermochemistry data, Mass spectrum (electron ionization), 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:
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 332. | K | N/A | Khanna, Khetarpal, et al., 1981 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 331.17 | K | N/A | van Miltenburg and Verdonk, 1991 | Uncertainty assigned by TRC = 0.1 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 62.3 ± 1.1 | kJ/mol | GS | Verevkin, 2003 | Based on data from 332. to 362. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 82.0 ± 5.9 | kJ/mol | V | Smith, Bjellerup, et al., 1953 | Heat of formation derived by Cox and Pilcher, 1970; ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
57.9 | 417. | N/A | Dykyj, Svoboda, et al., 1999 | Based on data from 400. to 435. K.; AC |
58.5 | 373. | GC | Lei, Wania, et al., 1999 | Based on data from 323. to 423. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
14.7 | 332. | Acree, 1991 | AC |
Temperature of phase transition
Ttrs (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|
309. | crystaline, II | crystaline, I | Van Miltenburg and Verdonk, 1991 | DH |
12. | crystaline, III | crystaline, II | Loyzance, Rey-Lafon, et al., 1978 | Anomalous transition.; DH |
308. | crystaline, II | crystaline, I | Loyzance, Rey-Lafon, et al., 1978 | Anomalous transition.; DH |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
14.004 | 331.17 | crystaline, I | liquid | Van Miltenburg and Verdonk, 1991 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
42.29 | 331.17 | crystaline, I | liquid | Van Miltenburg and Verdonk, 1991 | DH |
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Phase change 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-IW-1124 |
NIST MS number | 231009 |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H.,
Heats of combustion of organic chloro compounds determined by the "quartz wool" method,
Acta Chem. Scand., 1953, 7, 65. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Khanna, Khetarpal, et al., 1981
Khanna, M.S.; Khetarpal, S.C.; Lal, K.; Bhatnagar, H.L.,
Thermodynamic studies on melting of some alpha- and beta-halogen derivatives of napthalene,
Indian J. Chem> Sect. A, 1981, 20, 544. [all data]
van Miltenburg and Verdonk, 1991
van Miltenburg, J.C.; Verdonk, M.L.,
Molar heat capacities of 2-chloronaphthalene at temperatures between 5 K and 370 K,
J. Chem. Thermodyn., 1991, 23, 273-9. [all data]
Verevkin, 2003
Verevkin, Sergey P.,
Vapor pressures and enthalpies of vaporization of a series of 1- and 2-halogenated naphthalenes,
The Journal of Chemical Thermodynamics, 2003, 35, 8, 1237-1251, https://doi.org/10.1016/S0021-9614(03)00051-X
. [all data]
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]
Lei, Wania, et al., 1999
Lei, Ying Duan; Wania, Frank; Shiu, Wan Ying,
Vapor Pressures of the Polychlorinated Naphthalenes,
J. Chem. Eng. Data, 1999, 44, 3, 577-582, https://doi.org/10.1021/je9802827
. [all data]
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Van Miltenburg and Verdonk, 1991
Van Miltenburg, J.C.; Verdonk, M.L.,
Molar heat capacities of 2-chloronaphthalene at temperatures between 5K and 370K,
J. Chem. Thermodynam., 1991, 23, 273-279. [all data]
Loyzance, Rey-Lafon, et al., 1978
Loyzance, P.L.; Rey-Lafon, M.; Bonjour, E.,
Vibrational and calorimetric study of polymorphism in 2-fluoro and 2-chloronaphthalene - nature of disorder,
J. Phys. Chem. Solids, 1978, 39, 967-970. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tfus Fusion (melting) point Ttriple Triple point temperature Ttrs Temperature of phase transition ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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