1,1':4',1'':4'',1'''-Quaterphenyl
- Formula: C24H18
- Molecular weight: 306.3997
- IUPAC Standard InChIKey: GPRIERYVMZVKTC-UHFFFAOYSA-N
- CAS Registry Number: 135-70-6
- 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: p,p'-Quaterphenyl; p-Quaterphenyl; p-Tetraphenyl; Benzerythrene; Quadriphenyl; 1,1'-Biphenyl, 4,4'-diphenyl-; 4,4'-Diphenylbiphenyl
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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 95.6 ± 2.6 | kcal/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 |
ΔfH°gas | 91.4 ± 1.8 | kcal/mol | Ccb | Balepin, Lebedev, et al., 1977 | ALS |
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: Coblentz Society, Inc.
Condensed Phase Spectrum
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Notice: Except where noted, spectra from this collection were measured on dispersive instruments, often in carefully selected solvents, and hence may differ in detail from measurements on FTIR instruments or in other chemical environments. More information on the manner in which spectra in this collection were collected can be found here.
Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | COBLENTZ SOCIETY Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | ANDERSON PHYSICAL LABORATORY |
Source reference | COBLENTZ NO. 2611 |
Date | Not specified, most likely prior to 1970 |
State | SOLID (1.0% IN KBr PELLET) |
Instrument | Not specified, most likely a prism, grating, or hybrid spectrometer. |
Path length | 0.0355 CM THICK |
Resolution | 4 |
Sampling procedure | TRANSMISSION |
Data processing | DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS) |
Gas Chromatography
Go To: Top, Gas phase thermochemistry data, IR Spectrum, 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
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 472.80 | Tong, Centen, et al., 1985 | He, 4. K/min; Column length: 30. m; Column diameter: 0.25 mm; Tstart: 90. C; Tend: 325. C |
Capillary | SE-52 | 488.18 | Lee, Vassilaros, et al., 1979 | 12. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C |
Lee's RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 472.81 | Tong, Centen, et al., 1985 | He; Column length: 30. m; Column diameter: 0.25 mm; Program: not specified |
Capillary | SE-52 | 488.18 | Shlyakhov, 1984 | Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Balepin, Lebedev, et al., 1977
Balepin, A.A.; Lebedev, V.P.; Miroshnichenko, E.A.; Koldobskii, G.I.; Ostovskii, V.A.; Larionov, B.P.; Gidaspov, B.V.; Lebedev, Yu.A.,
Energy effects in polyphenylenes and phenyltetrazoles,
Svoistva Veshchestv Str. Mol., 1977, 93-98. [all data]
Tong, Centen, et al., 1985
Tong, H.Y.; Centen, J.D.; Karasek, F.W.; Jellum, E.; Helland, P.,
Identification of Trace Organic Compounds in Dimethyl Sulphoxide Solution Using High-Performance Liquid Chromatography and Gas Chromatography-Mass Spectrometry,
J. Chromatogr., 1985, 324, 373-383, https://doi.org/10.1016/S0021-9673(01)81336-4
. [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]
Shlyakhov, 1984
Shlyakhov, A.F.,
Gas chromatography in organic geochemistry, Nedra, Moscow, 1984, 221. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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