2-Heptanol, 3-methyl-
- Formula: C8H18O
- Molecular weight: 130.2279
- IUPAC Standard InChIKey: SZERMVMTUUAYML-UHFFFAOYSA-N
- CAS Registry Number: 31367-46-1
- 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: 3-Methyl-2-heptanol
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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 |
---|---|---|---|
71.10 | 298.5 | Cline and Andrews, 1931 | T = 102 to 298 K. Value is unsmoothed experimental datum. |
Phase change data
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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:
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 | 439.3 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 439.25 | K | N/A | Dorough, Glass, et al., 1941 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tboil | 445.65 | K | N/A | Powell, 1924 | Uncertainty assigned by TRC = 3. K; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.5 | 356. | A | Stephenson and Malanowski, 1987 | Based on data from 341. to 440. K. See also Wilhoit and Zwolinski, 1973.; AC |
Mass spectrum (electron ionization)
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
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | CONTINENTAL OIL CO., PONCA CITY, OKLA, USA |
NIST MS number | 35061 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), 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]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Dorough, Glass, et al., 1941
Dorough, G.L.; Glass, H.B.; Gresham, T.L.; Malone, G.B.; Reid, E.E.,
Structure-property relationships in some isomeric octanols,
J. Am. Chem. Soc., 1941, 63, 3100. [all data]
Powell, 1924
Powell, S.G.,
J. Am. Chem. Soc., 1924, 46, 2514. [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]
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]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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