Naphthacene
- Formula: C18H12
- Molecular weight: 228.2879
- IUPAC Standard InChIKey: IFLREYGFSNHWGE-UHFFFAOYSA-N
- CAS Registry Number: 92-24-0
- 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: Tetracene; Benz[b]anthracene; Chrysogen; Methacene; Rubene; Tetracen; 2,3-Benzanthrene; 2,3-Benzanthracene; Benzo[b]anthracene; Tetracene (hydrocarbon)
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 613.15 | K | N/A | Inokuchi, Shiba, et al., 1952 | Uncertainty assigned by TRC = 2. K; TRC |
Tfus | 613.15 | K | N/A | Inokuchi, 1951 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 106.2 ± 3.7 | kJ/mol | CGC | Hanshaw, Nutt, et al., 2008 | AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 135.9 (+0.5,-0.1) | kJ/mol | Review | Roux, Temprado, et al., 2008 | There are insufficient literature values to properly evaluate the data and insufficient information to construct thermochemical cycles or estimate values for comparison, and one must rely solely upon reported uncertainities and the quality of the measurements. In general, the evaluated uncertainty limits are on the order of (3 to 9) kJ/mol.; DRB |
ΔsubH° | 144. ± 5. | kJ/mol | V | Kruif, 1980 | ALS |
ΔsubH° | 143.7 ± 0.5 | kJ/mol | TE,M | Kruif, 1980 | Based on data from 419. to 446. K.; AC |
ΔsubH° | 125. | kJ/mol | V | Wakayama and Inokuchi, 1967 | ALS |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
124.8 ± 2.6 | 399. to 430. | ME | Oja, Chen, et al., 2009 | AC |
126.1 ± 9.0 | 429. | ME | Oja and Suuberg, 1998 | Based on data from 386. to 472. K.; AC |
126.5 | 383. | GS | Nass, Lenoir, et al., 1995 | Based on data from 313. to 453. K.; AC |
125. ± 4. | 422. | ME | Wakayama and Inokuchi, 1967, 2 | See also Pedley and Rylance, 1977.; AC |
128.8 | 473. | HSA | Morris, 1965 | Based on data from 433. to 493. K.; AC |
132.6 | 468. | HSA | Fielding and MacKay, 1964 | Based on data from 433. to 483. K.; AC |
117.2 | 459. | ME | Inokuchi, Shiba, et al., 1952 | See also Jones, 1960.; AC |
124. | 293. | V | Magnus, Hartmann, et al., 1951 | ALS |
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.
Inokuchi, Shiba, et al., 1952
Inokuchi, Hiroo; Shiba, Sukekuni; Handa, Takashi; Akamatu, Hideo,
Heats of Sublimation of Condensed Polynuclear Aromatic Hydrocarbons,
Bull. Chem. Soc. Jpn., 1952, 25, 5, 299-302, https://doi.org/10.1246/bcsj.25.299
. [all data]
Inokuchi, 1951
Inokuchi, H.,
J. Chem. Soc. Jpn. Pure Chem. Sect., 1951, 72, 552. [all data]
Hanshaw, Nutt, et al., 2008
Hanshaw, William; Nutt, Marjorie; Chickos, James S.,
Hypothetical Thermodynamic Properties. Subcooled Vaporization Enthalpies and Vapor Pressures of Polyaromatic Hydrocarbons,
J. Chem. Eng. Data, 2008, 53, 8, 1903-1913, https://doi.org/10.1021/je800300x
. [all data]
Roux, Temprado, et al., 2008
Roux, M.V.; Temprado, M.; Chickos, J.S.; Nagano, Y.,
Critically Evaluated Thermochemical Properties of Polycyclic Aromatic Hydrocarbons,
J. Phys. Chem. Ref. Data, 2008, 37, 4, 1855-1996. [all data]
Kruif, 1980
Kruif, C.G.,
Enthalpies of sublimation and vapour pressures of 11 polycyclic hydrocarbons,
J. Chem. Thermodyn., 1980, 12, 243-248. [all data]
Wakayama and Inokuchi, 1967
Wakayama, N.; Inokuchi, H.,
Heats of sublimation of polycyclic aromatic hydrocarbons and their molecular packings,
Bull. Chem. Soc. Jpn., 1967, 40, 2267. [all data]
Oja, Chen, et al., 2009
Oja, Vahur; Chen, Xu; Hajaligol, Mohammad R.; Chan, W. Geoffrey,
Sublimation Thermodynamic Parameters for Cholesterol, Ergosterol, β-Sitosterol, and Stigmasterol,
J. Chem. Eng. Data, 2009, 54, 3, 730-734, https://doi.org/10.1021/je800395m
. [all data]
Oja and Suuberg, 1998
Oja, Vahur; Suuberg, Eric M.,
Vapor Pressures and Enthalpies of Sublimation of Polycyclic Aromatic Hydrocarbons and Their Derivatives,
J. Chem. Eng. Data, 1998, 43, 3, 486-492, https://doi.org/10.1021/je970222l
. [all data]
Nass, Lenoir, et al., 1995
Nass, Karen; Lenoir, Dieter; Kettrup, Antonius,
Calculation of the Thermodynamic Properties of Polycyclic Aromatic Hydrocarbons by an Incremental Procedure,
Angew. Chem. Int. Ed. Engl., 1995, 34, 16, 1735-1736, https://doi.org/10.1002/anie.199517351
. [all data]
Wakayama and Inokuchi, 1967, 2
Wakayama, Nobuko; Inokuchi, Hiroo,
Heats of Sublimation of Polycyclic Aromatic Hydrocarbons and Their Molecular Packings,
Bull. Chem. Soc. Jpn., 1967, 40, 10, 2267-2271, https://doi.org/10.1246/bcsj.40.2267
. [all data]
Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J.,
, Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brighton, 1977. [all data]
Morris, 1965
Morris, G.C.,
The intensity of absorption of naphthacene vapor from 20 000 to 54 000 cm-1,
Journal of Molecular Spectroscopy, 1965, 18, 1, 42-50, https://doi.org/10.1016/0022-2852(65)90059-7
. [all data]
Fielding and MacKay, 1964
Fielding, PE; MacKay, AG,
Vapour phase spectrum and enthalpy of sublimation of naphthacene,
Aust. J. Chem., 1964, 17, 11, 1288-621, https://doi.org/10.1071/CH9641288
. [all data]
Jones, 1960
Jones, A.H.,
Sublimation Pressure Data for Organic Compounds.,
J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019
. [all data]
Magnus, Hartmann, et al., 1951
Magnus, A.; Hartmann, H.; Becker, F.,
Verbrennungswarmen und resonanzenergien von mehrkernigen aromatischen kohlenwasserstoffen,
Z. Phys. Chem., 1951, 197, 75-91. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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