2,4'-Bipyridine
- Formula: C10H8N2
- Molecular weight: 156.1839
- IUPAC Standard InChIKey: RMHQDKYZXJVCME-UHFFFAOYSA-N
- CAS Registry Number: 581-47-5
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 2,4-Bipyridyl; 2,4'-Dipyridyl; 2,4'-Bipyridyl; 2,4'-Dipyridine
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Phase change data
Go To: Top, Gas Chromatography, 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 554.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 334.6 | K | N/A | Buckingham and Donaghy, 1982 | BS |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 16.9 ± 0.38 | kcal/mol | CGC | Lipkind and Chickos, 2009 | See also Lipkind, Hanshaw, et al., 2009.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 21.0 ± 0.41 | kcal/mol | C | Ribeiro da Silva, Morais, et al., 1995 | ALS |
ΔsubH° | 21.0 | kcal/mol | N/A | Ribeiro da Silva, Morais, et al., 1995 | DRB |
ΔsubH° | 21.0 ± 0.41 | kcal/mol | C | Ribeiro da Silva, Morais, et al., 1995 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
421. to 423. | 0.014 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
4.16 | 332.8 | DSC | Lipkind, Hanshaw, et al., 2009 | AC |
Gas Chromatography
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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 1574. | Premecz and Ford, 1987 | He, 60. C @ 10. min, 10. K/min, 280. C @ 3. min; Column length: 30. m; Column diameter: 0.32 mm |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CAM | 2435. | Premecz and Ford, 1987 | He, 60. C @ 5. min, 5. K/min, 240. C @ 21. min; Column length: 15. m; Column diameter: 0.24 mm |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]
Lipkind and Chickos, 2009
Lipkind, D.; Chickos, J.S.,
, Abstract from 38th Great Lakes Regional Meeting of the American Chemical Society, May 13-16, Chicago, IL, 2009, GLRM-275. [all data]
Lipkind, Hanshaw, et al., 2009
Lipkind, Dmitri; Hanshaw, William; Chickos, James S.,
Hypothetical Thermodynamic Properties. Subcooled Vaporization Enthalpies and Vapor Pressures of Polyaromatic Heterocycles and Related Compounds,
J. Chem. Eng. Data, 2009, 54, 10, 2930-2943, https://doi.org/10.1021/je900034d
. [all data]
Ribeiro da Silva, Morais, et al., 1995
Ribeiro da Silva, M.A.V.; Morais, V.M.F.; Matos, M.A.R.; Rio, C.M.A.,
Thermochemical and theoretical studies of some bipyridines,
J. Org. Chem., 1995, 60, 5291-5294. [all data]
Premecz and Ford, 1987
Premecz, J.E.; Ford, M.E.,
Gas chromatographic separation of substituted pyridines,
J. Chromatogr., 1987, 388, 23-35, https://doi.org/10.1016/S0021-9673(01)94463-2
. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔfusH Enthalpy of fusion 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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