Propanoic acid, butyl ester
- Formula: C7H14O2
- Molecular weight: 130.1849
- IUPAC Standard InChI: InChI=1S/C7H14O2/c1-3-5-6-9-7(8)4-2/h3-6H2,1-2H3
- IUPAC Standard InChIKey: BTMVHUNTONAYDX-UHFFFAOYSA-N
- CAS Registry Number: 590-01-2
- 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: Propionic acid, butyl ester; n-Butyl propionate; Butyl propionate; n-Butyl propanoate; Butyl propanoate; UN 1914; Butyl ester of propanoic acid; n-Butyl n-propionate; NSC 8449; Ucar solvent
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Phase change data
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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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 419. ± 2. | K | AVG | N/A | Average of 7 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| Tc | 594.6 | K | N/A | Young, 1994 | Uncertainty assigned by TRC = 1. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 39.1 ± 0.04 | kJ/mol | V | Mathews, 1926 | ALS |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 418.2 | 1.01 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 49.1 | 320. | A | Stephenson and Malanowski, 1987 | Based on data from 305. - 417. K.; AC |
| 47.4 | 320. | N/A | Usanovich and Dembitskii, 1959 | Based on data from 305. - 365. K. See also Boublik, Fried, et al., 1984.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 305.6 - 366.1 | 5.52282 | 2122.74 | -25.513 | Usanovich and Dembitskii, 1959, 2 | Coefficents calculated by NIST from author's data. |
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.
Young, 1994
Young, C.L.,
Personal Commun. 1994 1994, 1994. [all data]
Mathews, 1926
Mathews, J.H.,
The accurate measurement of heats of vaporization of liquids,
J. Am. Chem. Soc., 1926, 48, 562-576. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Usanovich and Dembitskii, 1959
Usanovich, M.; Dembitskii, A.I.,
Zh. Obshch. Khim., 1959, 29, 1771. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]
Usanovich and Dembitskii, 1959, 2
Usanovich, M.; Dembitskii, A.,
Vapor Pressure of Systems of Tin Chloride with Ethers,
Zh. Obshch. Khim., 1959, 29, 1771-1781. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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