Naphthalene, 1-(2-naphthalenylmethyl)-
- Formula: C21H16
- Molecular weight: 268.3517
- IUPAC Standard InChIKey: GPCYJQRKJVLCBS-UHFFFAOYSA-N
- CAS Registry Number: 611-48-3
- 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: Methane, 1-naphthyl-2-naphthyl-; (1-Naphthyl)(2-naphthyl)methane; 1,2'-Dinaphthylmethane
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | 38.72 ± 0.46 | kcal/mol | Ccb | Good, 1978 | |
ΔfH°solid | 38.73 ± 0.46 | kcal/mol | Ccb | Douslin, Scott, et al., 1976 | crystal phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -2560.31 ± 0.40 | kcal/mol | Ccb | Good, 1978 | Corresponding ΔfHºsolid = 38.719 kcal/mol (simple calculation by NIST; no Washburn corrections) |
ΔcH°solid | -2560.33 ± 0.40 | kcal/mol | Ccb | Douslin, Scott, et al., 1976 | crystal phase; Corresponding ΔfHºsolid = 38.74 kcal/mol (simple calculation by NIST; no Washburn corrections) |
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
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Ttriple | 369.540 | K | N/A | Finke, Messerly, et al., 1977 | Uncertainty assigned by TRC = 0.02 K; TRC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
7.299 | 369.6 | Domalski and Hearing, 1996 | AC |
IR Spectrum
Go To: Top, Condensed 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
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 | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center |
State | gas |
Instrument | HP-GC/MS/IRD |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good, 1978
Good, W.D.,
The enthalpies of formation of some bridged-ring polynuclear aromatic hydrocarbons,
J. Chem. Thermodyn., 1978, 10, 553-558. [all data]
Douslin, Scott, et al., 1976
Douslin, D.R.; Scott, D.W.; Good, W.D.; Osborn, A.G.,
Thermodynamic properties of organic compounds and thermodynamic properties of fluids,
Gov. Rep. Announce. Index U.S., 1976, 76, 97. [all data]
Finke, Messerly, et al., 1977
Finke, H.L.; Messerly, J.F.; Lee, S.H.; Osborn, A.G.; Douslin, D.R.,
Comprehensive thermodynamic studies of seven aromatic hydrocarbons,
J. Chem. Thermodyn., 1977, 9, 937. [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, Condensed phase thermochemistry data, Phase change data, IR Spectrum, References
- Symbols used in this document:
Ttriple Triple point temperature ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔfusH Enthalpy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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