4-Octanol
- Formula: C8H18O
- Molecular weight: 130.2279
- IUPAC Standard InChIKey: WOFPPJOZXUTRAU-UHFFFAOYSA-N
- CAS Registry Number: 589-62-8
- 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. - Stereoisomers:
- Other names: n-Octan-4-ol; octan-4-ol
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Condensed phase thermochemistry data
Go To: Top, Phase change data, 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 by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
80.69 | 298.5 | Cline and Andrews, 1931 | T = 102 to 311 K. Value is unsmoothed experimental datum. |
Phase change data
Go To: Top, Condensed phase thermochemistry data, 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tc | 625.1 ± 0.5 | K | N/A | Gude and Teja, 1995 | |
Tc | 625.1 | K | N/A | Teja, Lee, et al., 1989 | TRC |
Tc | 625.1 | K | N/A | Anselme and Teja, 1988 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Vc | 0.515 | l/mol | N/A | Gude and Teja, 1995 | |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 1.94 | mol/l | N/A | Gude and Teja, 1995 | |
ρc | 1.94 | mol/l | N/A | Anselme and Teja, 1988 | Uncertainty assigned by TRC = 0.05 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 16.1 ± 0.1 | kcal/mol | GS | Verevkin and Schick, 2007 | Based on data from 288. to 322. K.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
13.7 | 358. | A | Stephenson and Malanowski, 1987 | Based on data from 343. to 450. K.; AC |
13.1 | 379. | N/A | Sachek, Markovnik, et al., 1984 | Based on data from 364. to 449. K.; AC |
14.8 | 356. | N/A | Wilhoit and Zwolinski, 1973 | Based on data from 341. to 449. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
283. to 353. | 5.07951 | 1816.393 | -83.125 | Geiseler, Fruwert, et al., 1966 | Coefficents calculated by NIST from author's data. |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, 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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | SE-30 | 100. | 982. | Pías and Gascó, 1975 | Ar, Chromosorb W AW DMCS HP (80-100 mesh); Column length: 1. m |
Packed | SE-30 | 120. | 976. | Pías and Gascó, 1975 | Ar, Chromosorb W AW DMCS HP (80-100 mesh); Column length: 1. m |
Packed | SE-30 | 140. | 978. | Pías and Gascó, 1975 | Ar, Chromosorb W AW DMCS HP (80-100 mesh); Column length: 1. m |
Kovats' RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 977. | Takeoka, Perrino, et al., 1996 | 60. m/0.25 mm/0.25 μm, 30. C @ 4. min, 2. K/min; Tend: 220. C |
Capillary | DB-1 | 979. | Takeoka, Perrino, et al., 1996 | 60. m/0.25 mm/0.25 μm, 30. C @ 4. min, 2. K/min; Tend: 220. C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1 | 975. | Guan, Zheng, et al., 1992 | 50. m/0.32 mm/0.52 μm, H2, 2. K/min; Tstart: 35. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 976. | Feng and Mu, 2007 | Program: not specified |
Capillary | Methyl Silicone | 982. | Kou, Zhang, et al., 2006 | Program: not specified |
Capillary | Methyl Silicone | 982. | Fu and Wang, 2004 | Program: not specified |
Capillary | Polydimethyl siloxane | 976. | Junkes, Castanho, et al., 2003 | Program: not specified |
Capillary | Methyl Silicone | 976. | Estrada and Gutierrez, 1999 | Program: not specified |
Capillary | OV-101 | 982. | Zenkevich and Malamakhov, 1987 | He; Column length: 50. m; Column diameter: 0.24 mm; Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | TC-Wax | 1376. | Shuichi, Masazumi, et al., 1996 | 80. C @ 5. min, 3. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 240. C |
References
Go To: Top, Condensed phase thermochemistry data, 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.
Cline and Andrews, 1931
Cline, J.K.; Andrews, D.H.,
Thermal energy studies. III. The octanols,
J. Am. Chem. Soc., 1931, 53, 3668-3673. [all data]
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]
Teja, Lee, et al., 1989
Teja, A.S.; Lee, R.J.; Rosenthal, D.J.; Anselme, M.J.,
Correlation of the Critical Properties of Alkanes and Alkanols
in 5th IUPAC Conference on Alkanes and AlkanolsGradisca, 1989. [all data]
Anselme and Teja, 1988
Anselme, M.J.; Teja, A.S.,
Critical Temperatures and Densities of Isomeric Alkanols with Six to Ten Carbon Atoms,
Fluid Phase Equilib., 1988, 40, 127-34. [all data]
Verevkin and Schick, 2007
Verevkin, Sergey P.; Schick, Christoph,
Vapour pressures and heat capacity measurements on the C7--C9 secondary aliphatic alcohols,
The Journal of Chemical Thermodynamics, 2007, 39, 5, 758-766, https://doi.org/10.1016/j.jct.2006.10.007
. [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]
Sachek, Markovnik, et al., 1984
Sachek, A.I.; Markovnik, V.S.; Peshchenko, A.D.; Shvaro, A.V.; Andreevskii, D.N.,
Khim. Prom-st. (Moscow), 1984, 337. [all data]
Wilhoit and Zwolinski, 1973
Wilhoit, R.C.; Zwolinski, B.J.,
Physical and thermodynamic properties of aliphatic alcohols,
J. Phys. Chem. Ref. Data Suppl., 1973, 1, 2, 1. [all data]
Geiseler, Fruwert, et al., 1966
Geiseler, Gerhard; Fruwert, Johanna; Hüttig, Rainer,
Dampfdruck- und Schwingungsverhalten der stellungsisomeren n-Octanole und hydroxydeuterierten n-Octanole,
Chem. Ber., 1966, 99, 5, 1594-1601, https://doi.org/10.1002/cber.19660990525
. [all data]
Pías and Gascó, 1975
Pías, J.B.; Gascó, L.,
GC Retention Data of Alcohols and Benzoyl Derivatives of Alcohols,
J. Chromatogr. - Chrom. Data, 1975, d14-d16. [all data]
Takeoka, Perrino, et al., 1996
Takeoka, G.; Perrino, C., Jr.; Buttery, R.,
Volatile constituents of used frying oils,
J. Agric. Food Chem., 1996, 44, 3, 654-660, https://doi.org/10.1021/jf950430m
. [all data]
Guan, Zheng, et al., 1992
Guan, Y.; Zheng, P.; Zhou, L.,
Prediction, optimization of separation, and identification of unknown compounds in capillary gas chromatography,
J. Hi. Res. Chromatogr., 1992, 15, 1, 18-23, https://doi.org/10.1002/jhrc.1240150106
. [all data]
Feng and Mu, 2007
Feng, H.; Mu, L.-L.,
Quantitative structure-retention relationships for alkane and its derivatives based on electrotopological state index and molecular shape index,
Chem. Ind. Engineering (Chinese), 2007, 24, 2, 161-168. [all data]
Kou, Zhang, et al., 2006
Kou, J.; Zhang, S.; Hu, Y.; Qiao, H.; Li, J.,
Stidy on the relationships between structures and gas chromatographic retention indices of alcohols,
Comput. Appl. Chem. (Chinese), 2006, 23, 7, 651-654. [all data]
Fu and Wang, 2004
Fu, S.-P.; Wang, Y.-Q.,
Estimation and prediction of gas chromatographic retention indices of alcohols by molecular electronegativity-distance vector,
J. Chongqing Univ., 2004, 27, 6, 106-109. [all data]
Junkes, Castanho, et al., 2003
Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F.,
Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies,
Internet Electronic Journal of Molecular Design, 2003, 2, 1, 33-49. [all data]
Estrada and Gutierrez, 1999
Estrada, E.; Gutierrez, Y.,
Modeling chromatographic parameters by a novel graph theoretical sub-structural approach,
J. Chromatogr. A, 1999, 858, 2, 187-199, https://doi.org/10.1016/S0021-9673(99)00808-0
. [all data]
Zenkevich and Malamakhov, 1987
Zenkevich, I.G.; Malamakhov, A.C.,
Evaluation of Molecular Weights of Organic Compounds based on Retention Parameters at Chromato-Spectral Analysys. Additional Criterion of Molecular Ions' Identification,
Vestn. St. Petersb. Univ. Ser. 4: Fiz. Khim, 1987, 2, 101-106. [all data]
Shuichi, Masazumi, et al., 1996
Shuichi, H.; Masazumi, N.; Hiromu, K.; Kiyoshi, F.,
Comparison of volatile compounds berween the crude drugs, Onji-tsutsu and Onji-niki,
Nippon nogei kagaku kaishi, 1996, 70, 2, 151-160. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tc Critical temperature Vc Critical volume ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - 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.