c70-Fullerene
- Formula: C70
- Molecular weight: 840.7490
- CAS Registry Number: 115383-22-7
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Condensed phase thermochemistry data
Go To: Top, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | 2439. ± 37. | kJ/mol | Ccb | Pimenova, Kolesov, et al., 1997 | |
ΔfH°solid | -2439. ± 37. | kJ/mol | Ccb | Pimenova, Kolesov, et al., 1997 | |
ΔfH°solid | 2555. ± 12. | kJ/mol | Ccb | Beckhaus, Verevkin, et al., 1994 | crystal phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -29985. ± 37. | kJ/mol | Ccb | Pimenova, Kolesov, et al., 1997 | Corresponding ΔfHºsolid = 2439. kJ/mol (simple calculation by NIST; no Washburn corrections) |
ΔcH°solid | -29985. ± 32. | kJ/mol | Ccb | Pimenova, Kolesov, et al., 1997 | Corresponding ΔfHºsolid = 2439. kJ/mol (simple calculation by NIST; no Washburn corrections) |
ΔcH°solid | -30101. ± 10. | kJ/mol | Ccb | Beckhaus, Verevkin, et al., 1994 | crystal phase; Corresponding ΔfHºsolid = 2555. kJ/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Condensed phase thermochemistry 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 as indicated in comments:
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔsubH° | 199. ± 2. | kJ/mol | ME | Schonherr, Matsumoto, et al., 2000 | Based on data from 864. to 1099. K.; AC |
ΔsubH° | 200. ± 6. | kJ/mol | V | Piacente, Gigli, et al., 1996 | ALS |
ΔsubH° | 200. ± 6.0 | kJ/mol | N/A | Piacente, Gigli, et al., 1996 | AC |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
189.8 ± 3.1 | 844. | ME | Piacente, Gigli, et al., 1996 | Based on data from 783. to 904. K.; AC |
174. ± 3.0 | 740. | ME | Popovic, Drazic, et al., 1994 | AC |
193.4 ± 1.5 | 750. | MS | Sai Baba, Lakshmi Narasimhan, et al., 1994 | AC |
186.6 | 788. | ME | Mathews, Baba, et al., 1993 | AC |
188.3 ± 4.2 | 673. to 873. | ME | Abrefah, Olander, et al., 1992 | AC |
190. ± 4. | 673. | V | Abrefah, Olander, et al., 1992, 2 | crystal phase; High level of uncertainty in the data; ALS |
196. ± 7. | 737. | V | Mathews, Vasudeva Rao, et al., 1991 | ALS |
180. ± 9.2 | 739. | V | Pan, Sampson, et al., 1991 | ALS |
180.0 ± 9.2 | 739. | ME,MS | Pan, Sampson, et al., 1991 | Based on data from 640. to 800. K.; AC |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Pimenova, Kolesov, et al., 1997
Pimenova, S.M.; Kolesov, V.P.; Volkov, Yu.A.; Davydov, V.Ya.; Tamm, N.B.; Mel'khanova, S.V.,
On the enthalpy of formation of fullerene C70,
Russ. J. Phys. Chem. (Engl. Transl.), 1997, 71, 1744-1747, In original 1937. [all data]
Beckhaus, Verevkin, et al., 1994
Beckhaus, H.-D.; Verevkin, S.; Ruchardt, C.; Diederich, F.; Thilgen, C.; Meer, H.-U.; Mohn, H.; Muller, W.,
C70 is more stable than C60: experimental determination of the heat of formation of C70,
Angew. Chem. Int. Ed. Engl., 1994, 106, 996-998. [all data]
Schonherr, Matsumoto, et al., 2000
Schonherr, E.; Matsumoto, K.; Murakami, K.,
Proc.-Electrochem. Soc., 2000, 12, 89. [all data]
Piacente, Gigli, et al., 1996
Piacente, V.; Gigli, G.; Scardala, P.; Giustini, A.; Bardi, G.,
Vapor pressure of C70 fullerene,
J. Phys. Chem., 1996, 100, 9815-9819. [all data]
Popovic, Drazic, et al., 1994
Popovic, Arkadij; Drazic, Goran; Marsel, Joze,
Mass spectrometric investigations of fullerenes. I. Vapour pressure over the C60/C70 binary system,
Rapid Commun. Mass Spectrom., 1994, 8, 12, 985-990, https://doi.org/10.1002/rcm.1290081216
. [all data]
Sai Baba, Lakshmi Narasimhan, et al., 1994
Sai Baba, M.; Lakshmi Narasimhan, T.S.; Balasubramanian, R.; Sivaraman, N.; Mathews, C.K.,
Studies on the thermodynamics of the fullerene C60-C70 binary system,
J. Phys. Chem., 1994, 98, 4, 1333-1340, https://doi.org/10.1021/j100055a047
. [all data]
Mathews, Baba, et al., 1993
Mathews, C.K.; Baba, M. Sai; Lakshmi Narasimhan, T.S.; Balasubramanian, R.; Sivaraman, N.; Srinivasan, T.G.; Vasudeva Rao, P.R.,
Vapour Pressure and Enthalpy of Sublimation of C 70,
Fullerene Science and Technology, 1993, 1, 1, 101-109, https://doi.org/10.1080/15363839308015519
. [all data]
Abrefah, Olander, et al., 1992
Abrefah, J.; Olander, D.R.; Balooch, M.; Siekhaus, W.J.,
Vapor pressure of Buckminsterfullerene,
Appl. Phys. Lett., 1992, 60, 11, 1313, https://doi.org/10.1063/1.107327
. [all data]
Abrefah, Olander, et al., 1992, 2
Abrefah, J.; Olander, D.R.; Balooch, M.; Siekhaus, W.J.,
Vapor pressure of buckminsterfullerene,
Appl. Phys. Lett., 1992, 60, 1313-1314. [all data]
Mathews, Vasudeva Rao, et al., 1991
Mathews, C.K.; Vasudeva Rao, P.R.; Srinivasan, T.G.; Ganesan, V.; Sivaraman, N.; Lakshmi Narasimhan, T.S.L.; Kaliappan, I.; Chandran, K.; Dhamodaran, R.,
Preparation and characterization of buckministerfullerene and measurement of its heat of sublimation,
Curr. Sci., 1991, 61, 834-838. [all data]
Pan, Sampson, et al., 1991
Pan, C.; Sampson, M.P.; Chai, Y.; Hauge, R.H.; Margrave, J.L.,
Heats of sublimation from a polycrystalline mixture of C60 and C70,
J. Phys. Chem., 1991, 95, 2944-2946. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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