1-Heptanol

• Formula: C₇H₁₆O
• Molecular weight: 116.2013
• IUPAC Standard InChI: InChI=1S/C7H16O/c1-2-3-4-5-6-7-8/h8H,2-7H2,1H3 Copy

  
• IUPAC Standard InChIKey: BBMCTIGTTCKYKF-UHFFFAOYSA-N Copy
• CAS Registry Number: 111-70-6
• 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.
• Species with the same structure:
  • Heptanol
• Other names: Heptyl alcohol; n-Heptan-1-ol; n-Heptanol; n-Heptyl alcohol; Enanthic alcohol; Gentanol; 1-Hydroxyheptane; n-C7H15OH; Heptan-1-ol; Heptane-1-ol; Heptyl alcohol, n-; n-Heptanol-1; l'Alcool n-heptylique primaire; Alcohol C7; Enanthyl alcohol; 1-Heptyl alcohol; Heptanol-1; NSC 3703; 1-HeptanoI
• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
• Options:
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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Reduced pressure boiling point

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Enthalpy of fusion

Entropy of fusion

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 by: John E. Bartmess

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^- +  =

By formula: C₇H₁₅O^- + H⁺ = C₇H₁₆O

Henry's Law 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: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

Gas phase ion energetics 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
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Proton affinity at 298K

Ionization energy determinations

De-protonation reactions

C₇H₁₅O^- +  =

By formula: C₇H₁₅O^- + H⁺ = C₇H₁₆O

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Green J.H.S., 1961
Green J.H.S., Thermodynamic properties of the normal alcohols C1-C12, J. Appl. Chem., 1961, 11, 397-404. [all data]

Chermin H.A.G., 1961
Chermin H.A.G., Thermo data for petrochemicals. Part 28. Gaseous normal alcohols. The important thermo properties are presented for all the gaseous normal alcohols from methanol through n-decanol, Petrol. Refiner, 1961, 40 (4), 127-130. [all data]

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [all data]

Mosselman and Dekker, 1975
Mosselman, C.; Dekker, H., Enthalpies of formation of n-alkan-1-ols, J. Chem. Soc. Faraday Trans. 1, 1975, 417-424. [all data]

Hayes, 1971
Hayes, C.W., Bomb calorimetric studies on normal alkan-1-ols, steroregular polymethylmethacrylates, α-olefinic polymers, trioxane and oxygenated polymers, Diss. Abs., 1971, 31, 5903-5904. [all data]

Chao and Rossini, 1965
Chao, J.; Rossini, F.D., Heats of combustion, formation, and isomerization of nineteen alkanols, J. Chem. Eng. Data, 1965, 10, 374-379. [all data]

Rossini, 1934
Rossini, F.D., Heats of combustion and of formation of the normal aliphatic alcohols in the gaseous and liquid states, and the energies of their atomic linkages, J. Res. NBS, 1934, 13, 189-197. [all data]

Green, 1960
Green, J.H.S., Revision of the values of the heats of formation of normal alcohols, Chem. Ind. (London), 1960, 1215-1216. [all data]

Verkade and Coops, 1927
Verkade, P.E.; Coops, J., Jr., Calorimetric researches XIV. Heats of combustion of successive members of homologous series: the normal primary aliphatic alcohols, Recl. Trav. Chim. Pays-Bas, 1927, 46, 903-917. [all data]

Parks, Kennedy, et al., 1956
Parks, G.S.; Kennedy, W.D.; Gates, R.R.; Mosley, J.R.; Moore, G.E.; Renquist, M.L., Thermal data on organic compounds. XXVI. Some heat capacity, entropy and free energy data for seven compounds containing oxygen., Not In System, 1956, 78, 56-59. [all data]

Vesely, Barcal, et al., 1989
Vesely, F.; Barcal, P.; Zabransky, M.; Svoboda, V., Heat capacities of 4-methyl-2-pentanone, 2,6-dimethyl-4-heptanone, 1-hexanol, 1-heptanol, and 1-octanol in the temperature range 298-318 K, Collect. Czech. Chem. Commun., 1989, 54, 602-607. [all data]

Andreoli-Ball, Patterson, et al., 1988
Andreoli-Ball, L.; Patterson, D.; Costas, M.; Caceres-Alonso, M., Heat capacity and corresponding states in alkan-1-ol-n-alkane systems, J. Chem. Soc., Faraday Trans. 1, 1988, 84(11), 3991-4012. [all data]

Naziev and Bashirov, 1988
Naziev, Ya.M.; Bashirov, M.M., Isobaric specific heats of higher alcohols at elevated pressures, Teplofiz. Vysok. Temp., 1988, 26, 58-62. [all data]

Zegers and Somsen, 1984
Zegers, H.C.; Somsen, G., Partial molar volumes and heat capacities in (dimethylformamide + an n-alkanol), J. Chem. Thermodynam., 1984, 16, 225-235. [all data]

Griigo'ev, Yanin, et al., 1979
Griigo'ev, B.A.; Yanin, G.S.; Rastorguev, Yu.L.; Thermophysical parameters of alcohols, Tr. GIAP, 54, 1979, 57-64. [all data]

Hutchinson and Bailey, 1959
Hutchinson, E.; Bailey, L.G., A thermodynamic study of colloidal electrolyte solutions. II. Heat capacities of solubilized systems, experimental, Z. Physik. Chem. [N.G.], 1959, 21, 30-37. [all data]

Tschamler, Richter, et al., 1949
Tschamler, H.; Richter, E.; Wettig, F., Mixtures of Primry Aliphatic Alcohols with Chlorex and Other Organic Substances. Binary Liquid Mixtures XII., Monatsh. Chem., 1949, 80, 749. [all data]

Bilterys and Gisseleire, 1935
Bilterys, R.; Gisseleire, J., Investigations on the Congelation Temperature of Organic Compounds, Bull. Soc. Chim. Belg., 1935, 44, 567. [all data]

Timmermans, 1922
Timmermans, J., Investigation of the Freezing Point of Organic Substances VII, Bull. Soc. Chim. Belg., 1922, 31, 389. [all data]

Parks, Kennedy, et al., 1956, 2
Parks, G.S.; Kennedy, W.D.; Gates, R.R.; Mosley, J.R.; Moore, G.E.; Renquist, M.L., Thermal Data on Organic Compounds XXVI. Some Heat Capacity, Entropy and Free Energy Data for Seven Compounds Containing Oxygen, J. Am. Chem. Soc., 1956, 78, 56-9. [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]

Quadri, Khilar, et al., 1991
Quadri, S.K.; Khilar, K.C.; Kudchadker, A.P.; Patni, M.J., Measurement of the critical temperatures and critical pressures of some thermally stable or mildly unstable alkanols, J. Chem. Thermodyn., 1991, 23, 67-76. [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]

Efremov, 1966
Efremov, Yu.V., Density, Surface Tension, Saturated Vapor Pressurs and Critical Parameters of Alcohols, Zh. Fiz. Khim., 1966, 40, 1240. [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]

N'Guimbi, Kasehgari, et al., 1992
N'Guimbi, J.; Kasehgari, H.; Mokbel, I.; Jose, J., Tensions de vapeur d'alcools primaires dans le domaine 0,3 Pa à 1,5 kPa, Thermochimica Acta, 1992, 196, 2, 367-377, https://doi.org/10.1016/0040-6031(92)80100-B . [all data]

Stephenson and Malanowski, 1987
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Kemme and Kreps, 1969
Kemme, Herbert R.; Kreps, Saul I., Vapor pressure of primary n-alkyl chlorides and alcohols, J. Chem. Eng. Data, 1969, 14, 1, 98-102, https://doi.org/10.1021/je60040a011 . [all data]

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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]

Butler, Ramchandani, et al., 1935
Butler, J.A.V.; Ramchandani, C.N.; Thomson, D.W., 58. The solubility of non-electrolytes. Part I. The free energy of hydration of some aliphatic alcohols, J. Chem. Soc., 1935, 280, https://doi.org/10.1039/jr9350000280 . [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]

van Miltenburg, Gabrielová, et al., 2003
van Miltenburg, J. Cees; Gabrielová, Hana; Ruzicka, Kvetoslav, Heat Capacities and Derived Thermodynamic Functions of 1-Hexanol, 1-Heptanol, 1-Octanol, and 1-Decanol between 5 K and 390 K, J. Chem. Eng. Data, 2003, 48, 5, 1323-1331, https://doi.org/10.1021/je0340856 . [all data]

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Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

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Higgins, P.R.; Bartmess, J.E., The Gas Phase Acidities of Long Chain Alcohols., Int. J. Mass Spectrom., 1998, 175, 1-2, 71-79, https://doi.org/10.1016/S0168-1176(98)00125-6 . [all data]

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Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  Pc	Critical pressure
  S°gas	Entropy of gas at standard conditions
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  Vc	Critical volume
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ρc	Critical density

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