Pentanoic acid
- Formula: C5H10O2
- Molecular weight: 102.1317
- IUPAC Standard InChIKey: NQPDZGIKBAWPEJ-UHFFFAOYSA-N
- CAS Registry Number: 109-52-4
- 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: Valeric acid; n-Pentanoic acid; n-Valeric acid; Propylacetic acid; Valerianic acid; 1-Butanecarboxylic acid; n-C4H9COOH; Butanecarboxylic acid; Kyselina valerova; Valeric acid, normal; 1-Pentanoic acid; NSC 406833; Valeric acid, n-; NA 1760
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Critical temperature
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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: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
Tc (K) | Reference | Comment |
---|---|---|
637.2 | Teja and Rosenthal, 1991 | Uncertainty assigned by TRC = 1. K; TRC |
637.2 | Andereya and Chase, 1990 | Uncertainty assigned by TRC = 1. K; TRC |
639.9 | Teja and Anselme, 1990 | Uncertainty assigned by TRC = 0.6 K; TRC |
643. | Ambrose and Ghiassee, 1987 | Uncertainty assigned by TRC = 2. K; TRC |
652.01 | D'Souza and Teja, 1987 | Uncertainty assigned by TRC = 2.5 K; Ambrose's procedure; TRC |
652.02 | Brown, 1906 | Uncertainty assigned by TRC = 6. K; TRC |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Teja and Rosenthal, 1991
Teja, A.S.; Rosenthal, D.J.,
The critical pressures and temperatures of ten substances using a low residence time flow apparatus
in Experimental Results for Phase Equilibria and Pure Component Properties, DIPPR DATA Series No. 1, 1991. [all data]
Andereya and Chase, 1990
Andereya, E.; Chase, J.D.,
Chem. Eng. Technol., 1990, 13, 304-12. [all data]
Teja and Anselme, 1990
Teja, A.S.; Anselme, M.J.,
The critical properties of thermally stable and unstable fluids. I. 1985 results,
AIChE Symp. Ser., 1990, 86, 279, 115-21. [all data]
Ambrose and Ghiassee, 1987
Ambrose, D.; Ghiassee, N.B.,
Vapor Pressures and Critical Temperatures and Critical Pressures of Some Alkanoic Acids: C1 to C10,
J. Chem. Thermodyn., 1987, 19, 505. [all data]
D'Souza and Teja, 1987
D'Souza, R.; Teja, A.S.,
The prediction of the vapor pressures of carboxylic acids,
Chem. Eng. Commun., 1987, 61, 13. [all data]
Brown, 1906
Brown, J.C.,
The critical temperature and value of ml/theta of some carbon compounds,
J. Chem. Soc., Trans., 1906, 89, 311. [all data]
Notes
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- Symbols used in this document:
Tc Critical temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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