- Formula: C13H10
- Molecular weight: 166.2185
- IUPAC Standard InChI:
- Download the identifier in a file.
- IUPAC Standard InChIKey: NIHNNTQXNPWCJQ-UHFFFAOYSA-N
- CAS Registry Number: 86-73-7
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
- Other names: 9H-Fluorene; o-Biphenylenemethane; Diphenylenemethane; Methane, diphenylene-; 2,2'-Methylenebiphenyl; 2,3-Benzindene; o-Biphenylmethane
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Condensed phase thermochemistry data
Go To: Top, References, Notes
Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
|fH°solid||21.6 ± 0.67||kcal/mol||Review||Roux, Temprado, et al., 2008||There are sufficient literature values to make a qualified recommendation where the suggested value is in good agreement with values predicted using thermochemical cycles or from reliable estimates. In general, the evaluated uncertainty limits are on the order of (2 to 4) kJ/mol.; DRB|
|fH°solid||21.48 ± 0.33||kcal/mol||Ccr||Rakus, Verevkin, et al., 1994||ALS|
|fH°solid||20.7 ± 0.98||kcal/mol||Ccb||Sabbah, 1991||see Sabbah and Antipine, 1987; ALS|
|cH°solid||-1585.71 ± 0.26||kcal/mol||Ccr||Rakus, Verevkin, et al., 1994||Corresponding «DELTA»fHºsolid = 21.47 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS|
|cH°solid||-1585.0 ± 0.96||kcal/mol||Ccb||Sabbah, 1991||see Sabbah and Antipine, 1987; Corresponding «DELTA»fHºsolid = 20.7 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS|
|S°solid,1 bar||49.551||cal/mol*K||N/A||Finke, Messerly, et al., 1977||crystaline, I phase; DH|
Constant pressure heat capacity of solid
|Cp,solid (cal/mol*K)||Temperature (K)||Reference||Comment|
|48.549||298.15||Finke, Messerly, et al., 1977||crystaline, I phase; T = 10 to 440 K.; DH|
|45.29||298.1||Eibert, 1944||T = 25 to 200°C, equations only, in t°C. Cp(c) = 0.2479 + 0.001233t cal/g*K (25 to 70°C); Cp(liq) = 0.320 + 0.00845t cal/g*K (114 to 200°C).; DH|
Go To: Top, Condensed phase thermochemistry data, Notes
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]
Rakus, Verevkin, et al., 1994
Rakus, K.; Verevkin, S.P.; Schatzer, J.; Beckhaus, H.-D.; Ruchardt, C., Thermochemistry and thermal decomposition of 9,9'-bifluorenyl and 9,9'-dimethyl-9,9'-bifluorenyl - the stabilization energy of 9-fluorenyl radicals, Chem. Ber., 1994, 127, 1095-1103. [all data]
Sabbah, R., Thermodynamic study of fluorene and dibenzofuran, Bull. Soc. Chim. Fr., 1991, 128, 350. [all data]
Sabbah and Antipine, 1987
Sabbah, R.; Antipine, I., Thermodynamic study on four polycycles. Relationship between their energy values and their structure, Bull. Soc. Chim. Fr., 1987, 392-400. [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, 937-956. [all data]
Eibert, J., Thesis Washington University (St. Louis), 1944. [all data]
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) cH°solid Enthalpy of combustion of solid at standard conditions fH°solid Enthalpy of formation of solid at standard conditions
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.