1-Hexanol, 2-ethyl-
- Formula: C8H18O
- Molecular weight: 130.2279
- IUPAC Standard InChIKey: YIWUKEYIRIRTPP-UHFFFAOYSA-N
- CAS Registry Number: 104-76-7
- 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: 2-Ethyl-1-hexanol; 2-Ethylhexan-1-ol; 2-Ethylhexanol; Ethylhexanol; 2-Ethylhexyl alcohol; 2-Ethyl-hexanol-1; Ethylhexyl alcohol; 2-EH; Hexanol, 2-ethyl-; Hexan-1-ol, 2-ethyl; NSC 9300; 2-Ethyl-1-hexyl alcohol; Ethyl-1-hexanol,2-; Octyl alcohol (Related)
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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
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 456. ± 4. | K | AVG | N/A | Average of 22 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 641. ± 1. | K | N/A | Gude and Teja, 1995 | |
Tc | 641. | K | N/A | Ambrose and Ghiassee, 1990 | Uncertainty assigned by TRC = 2. K; TRC |
Tc | 640.2 | K | N/A | Lawrenson and Lee, 1978 | Uncertainty assigned by TRC = 0.3 K; Visual, decomp.; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 28. ± 1. | bar | N/A | Gude and Teja, 1995 | |
Pc | 28.00 | bar | N/A | Ambrose and Ghiassee, 1990 | Uncertainty assigned by TRC = 2.00 bar; Calculated from vaper pressure equation at Tc; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 68.5 ± 0.2 | kJ/mol | GS | Roganov, Pisarev, et al., 2005 | Based on data from 293. to 331. K.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
60.2 | 362. | A | Stephenson and Malanowski, 1987 | Based on data from 347. to 457. K. See also Dykvy, Seprakova, et al., 1961.; AC |
52.7 | 388. | N/A | Linek and Wichterle, 1973 | Based on data from 373. to 398. K.; 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 |
---|---|---|---|---|---|
347.22 to 456.70 | 4.01389 | 1325.949 | -126.68 | Dykyj, Seprakova, et al., 1961 | 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.
Gude and Teja, 1995
Gude, M.; Teja, A.S.,
Vapor-Liquid Critical Properties of Elements and Compounds. 4. Aliphatic Alkanols,
J. Chem. Eng. Data, 1995, 40, 1025-1036. [all data]
Ambrose and Ghiassee, 1990
Ambrose, D.; Ghiassee, N.B.,
Vapor pressures, critical temperatures, and critical pressures of benzyl alcohol, octan-2-ol, and 2-ethylhexan-1-ol,
J. Chem. Thermodyn., 1990, 22, 307-11. [all data]
Lawrenson and Lee, 1978
Lawrenson, I.J.; Lee, D.A.,
Thermodynamic properties of organic oxygen compounds XLVIII. The critical temperature of some alkanols,
J. Chem. Thermodyn., 1978, 10, 1111. [all data]
Roganov, Pisarev, et al., 2005
Roganov, Gennady N.; Pisarev, Pavel N.; Emel'yanenko, Vladimir N.; Verevkin, Sergey P.,
Measurement and Prediction of Thermochemical Properties. Improved Benson-Type Increments for the Estimation of Enthalpies of Vaporization and Standard Enthalpies of Formation of Aliphatic Alcohols,
J. Chem. Eng. Data, 2005, 50, 4, 1114-1124, https://doi.org/10.1021/je049561m
. [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]
Dykvy, Seprakova, et al., 1961
Dykvy, J.; Seprakova, M.; Paulech, J.,
Chem. Zvesti, 1961, 15, 465. [all data]
Linek and Wichterle, 1973
Linek, J.; Wichterle, I.,
Liquid-vapour equilibrium. LIX. The systems diisopropyl ether-acrylic acid, isopropyl acetate-acrylic acid, acrylic acid-2-ethylhexanol and methyl isobutyl ketone-acrylic acid,
Collect. Czech. Chem. Commun., 1973, 38, 7, 1846-1852, https://doi.org/10.1135/cccc19731846
. [all data]
Dykyj, Seprakova, et al., 1961
Dykyj, J.; Seprakova, M.; Paulech, J.,
Vapor Pressure of Two Alcohols C8 and Two Aldehydes C8,
Chem. Zvesti, 1961, 465-468. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Pc Critical pressure 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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