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2-Heptanol

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Gas phase thermochemistry 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 by: Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Deltafgas-355.4 ± 2.1kJ/molN/AWiberg, Wasserman, et al., 1984Value computed using «DELTA»fHliquid° value of -416.9±0.67 kj/mol from Wiberg, Wasserman, et al., 1984 and «DELTA»vapH° value of 61.5±2 kj/mol from sec-alkanol correlation.

Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafliquid-416.9 ± 0.67kJ/molCmWiberg, Wasserman, et al., 1984Heat of hydration

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
Tboil432. ± 3.KAVGN/AAverage of 13 values; Individual data points
Quantity Value Units Method Reference Comment
Tc608.3 ± 0.6KN/AGude and Teja, 1995 
Tc608.6KN/ARosenthal and Teja, 1990Uncertainty assigned by TRC = 0.6 K; TRC
Tc608.3KN/ARosenthal and Teja, 1989Uncertainty assigned by TRC = 0.6 K; TRC
Tc608.38KN/ATeja, Lee, et al., 1989TRC
Tc611.4KN/ASmith, Anselme, et al., 1986Uncertainty assigned by TRC = 0.25 K; TRC
Quantity Value Units Method Reference Comment
Pc30.2 ± 0.2barN/AGude and Teja, 1995 
Pc30.21barN/ARosenthal and Teja, 1990Uncertainty assigned by TRC = 0.20 bar; TRC
Pc30.21barN/ARosenthal and Teja, 1989Uncertainty assigned by TRC = 0.20 bar; TRC
Quantity Value Units Method Reference Comment
Vc0.442l/molN/AGude and Teja, 1995 
Quantity Value Units Method Reference Comment
rhoc2.26 ± 0.02mol/lN/AGude and Teja, 1995 
rhoc2.26mol/lN/ASmith, Anselme, et al., 1986Uncertainty assigned by TRC = 0.17 mol/l; TRC
Quantity Value Units Method Reference Comment
Deltavap62.1 ± 0.4kJ/molGSVerevkin and Schick, 2007Based on data from 275. - 312. K.; AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
66.1259.N/AN'Guimbi, Berro, et al., 1999Based on data from 244. - 338. K.; AC
51.6372.AStephenson and Malanowski, 1987Based on data from 357. - 431. K. See also Brazhnikov, Andreevskii, et al., 1975.; AC
54.4366.N/ASachek, Markovnik, et al., 1984Based on data from 351. - 433. K.; AC
59.8338.N/AWilhoit and Zwolinski, 1973Based on data from 323. - 433. K.; AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry 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:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C7H15O- + Hydrogen cation = 2-Heptanol

By formula: C7H15O- + H+ = C7H16O

Quantity Value Units Method Reference Comment
Deltar1558. ± 8.4kJ/molCIDCHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Quantity Value Units Method Reference Comment
Deltar1531. ± 8.8kJ/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B

2-Heptanol = 1-Heptene + Water

By formula: C7H16O = C7H14 + H2O

Quantity Value Units Method Reference Comment
Deltar33.4 ± 0.2kJ/molCmWiberg, Wasserman, et al., 1984liquid phase; Heat of hydration; ALS

IR Spectrum

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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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Mass 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 M.C. HAMMING CONTINENTAL OIL CO., PONCA CITY, OKLA, USA
NIST MS number 20310

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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.

Wiberg, Wasserman, et al., 1984
Wiberg, K.B.; Wasserman, D.J.; Martin, E., Enthalpies of hydration of alkenes. 2. The n-heptenes and n-pentenes, J. Phys. Chem., 1984, 88, 3684-3688. [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]

Rosenthal and Teja, 1990
Rosenthal, D.J.; Teja, A.S., The Critical Pressures and temperatures of Isomeric Alkanols, Ind. Eng. Chem. to be published 1990 1990, 1990. [all data]

Rosenthal and Teja, 1989
Rosenthal, D.J.; Teja, A.S., Critical pressures and temperatures of isomeric alkanols, Ind. Eng. Chem. Res., 1989, 28, 1693. [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]

Smith, Anselme, et al., 1986
Smith, R.L.; Anselme, M.J.; Teja, A.S., The Critical Temperatures of Isomeric Pentanols and Heptanols, Fluid Phase Equilib., 1986, 31, 161. [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]

N'Guimbi, Berro, et al., 1999
N'Guimbi, J.; Berro, C.; Mokbel, I.; Rauzy, E.; Jose, J., Experimental vapour pressures of 13 secondary and tertiary alcohols---correlation and prediction by a group contribution method, Fluid Phase Equilibria, 1999, 162, 1-2, 143-158, https://doi.org/10.1016/S0378-3812(99)00168-5 . [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]

Brazhnikov, Andreevskii, et al., 1975
Brazhnikov, M.M.; Andreevskii, D.N.; Sachek, A.I.; Peshchenko, A.D., Zh. Prikl. Khim. (Leningrad), 1975, 48, 10, 2181. [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]

Haas and Harrison, 1993
Haas, M.J.; Harrison, A.G., The Fragmentation of Proton-Bound Cluster Ions and the Gas-Phase Acidities of Alcohols, Int. J. Mass Spectrom. Ion Proc., 1993, 124, 2, 115, https://doi.org/10.1016/0168-1176(93)80003-W . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References