3-Pyridinecarboxylic acid, 6-hydroxy-
- Formula: C6H5NO3
- Molecular weight: 139.1088
- IUPAC Standard InChIKey: BLHCMGRVFXRYRN-UHFFFAOYSA-N
- CAS Registry Number: 5006-66-6
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 3-Pyridinecarboxylic acid, 1,6-dihydro-6-oxo-; Nicotinic acid, 1,6-dihydro-6-oxo-; 1,6-Dihydro-6-oxo-3-pyridinecarboxylic acid; 2-Pyridone-5-carboxylic acid; 6-Hydroxynicotinic acid; 2-Hydroxypyridine-3-carboxylic acid; Pyridin-2-one-5-carboxylic acid
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Phase change data
Go To: Top, 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: William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔsubH° | 146.4 ± 4.6 | kJ/mol | ME | Santos, Figueira, et al., 2009 | Based on data from 461. to 488. K. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
143.0 ± 4.5 | 475. | ME | Santos, Figueira, et al., 2009 | Based on data from 461. to 488. K. |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Santos, Figueira, et al., 2009
Santos, Rui C.; Figueira, Rita M.B.B.M.; Piedade, M. Fatima M.; Diogo, Herminio P.; Minas da Piedade, Manuel E.,
Energetics and Structure of Hydroxynicotinic Acids. Crystal Structures of 2-, 4-, 6-Hydroxynicotinic and 5-Chloro-6-hydroxynicotinic Acids,
J. Phys. Chem. B, 2009, 113, 43, 14291-14309, https://doi.org/10.1021/jp906908n
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation 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.