Hexanal

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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: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
liquid66.99cal/mol*KN/AVasil'ev, Bykova, et al., 1991 

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
50.29298.15Vasil'ev, Bykova, et al., 1991T = 11 to 300 K.

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil402. ± 4.KAVGN/AAverage of 12 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus216.9KN/AAnonymous, 1953Uncertainty assigned by TRC = 2. K; TRC
Tfus211.9KN/ATimmermans, 1953Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Ttriple214.93KN/AVasil'ev, Bykova, et al., 1991, 2Uncertainty assigned by TRC = 0.06 K; Found by melting point decrease depending on fusion part. Authors beleived there was liquid-to-liquid transition; TRC
Quantity Value Units Method Reference Comment
Tc592.8KN/AGude and Teja, 1994Uncertainty assigned by TRC = 2.5 K; by the sealed ampule method; TRC
Tc591.0KN/ATeja and Rosenthal, 1990Uncertainty assigned by TRC = 0.8 K; TRC
Quantity Value Units Method Reference Comment
Pc34.15atmN/ATeja and Rosenthal, 1990Uncertainty assigned by TRC = 0.49 atm; TRC
Quantity Value Units Method Reference Comment
ρc2.65mol/lN/AGude and Teja, 1994Uncertainty assigned by TRC = 0.05 mol/l; by the sealed ampule method; TRC
Quantity Value Units Method Reference Comment
Δvap10.2 ± 0.1kcal/molGSVerevkin, Krasnykh, et al., 2003Based on data from 287. to 309. K.; AC
Δvap10.1 ± 0.02kcal/molN/AD'yakova, Korichev, et al., 1981AC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
301.20.016Weast and Grasselli, 1989BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
9.75337.EBPalczewska-Tulinska and Oracz, 2006Based on data from 322. to 402. K.; AC
9.80330.N/AMarkovnik, Sachek, et al., 1979Based on data from 315. to 402. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
3.1859214.94Vasil'ev, Bykova, et al., 1991DH

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
14.8214.94Vasil'ev, Bykova, et al., 1991DH

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:


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 evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Quantity Value Units Method Reference Comment
IE (evaluated)9.72 ± 0.05eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
9.80EIMorgan, Derrick, et al., 1980LLK
9.62 ± 0.02PEAshmore and Burgess, 1978LLK
9.722 ± 0.005PEHernandez, Masclet, et al., 1977LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C2H4O+11.60C4H8EIMorgan, Derrick, et al., 1980LLK
C3H6O+10.20C3H6EIMorgan, Derrick, et al., 1980LLK
C3H6O+9.72C3H6EIHolmes and Lossing, 1980LLK
C4H8+10.70C2H4OEIMorgan, Derrick, et al., 1980LLK
C4H8O+10.00C2H4EIMorgan, Derrick, et al., 1980LLK
C6H10+9.80H2OEIMorgan, Derrick, et al., 1980LLK

Mass spectrum (electron ionization)

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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

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 Japan AIST/NIMC Database- Spectrum MS-NW- 941
NIST MS number 228851

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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.

Vasil'ev, Bykova, et al., 1991
Vasil'ev, V.G.; Bykova, T.A.; Lebedev, B.V., Thermodynamics of hexanal at 0-330K, Zhur. Fiz. Khim., 1991, 65(1), 51-54. [all data]

Anonymous, 1953
Anonymous, R., , Physical Properties of Chemical Substances, Dow Chemical Company, 1953. [all data]

Timmermans, 1953
Timmermans, J., Physical Constants of Crystaline Organic Compounds, Mass on & Cie: Paris, France, 1953. [all data]

Vasil'ev, Bykova, et al., 1991, 2
Vasil'ev, V.G.; Bykova, T.A.; Lebedev, B.V., Thermodynamics of hexanal at 0-330 K, Zh. Fiz. Khim., 1991, 65, 51-4. [all data]

Gude and Teja, 1994
Gude, M.T.; Teja, A.S., The Critical Properties of Several n-Alkanals, Tetralin and NMP, Experimental Results for DIPPR 1990-91 Projects on Phase Equilibria and Pure Component Properties, 1994, 1994, DIPPR Data Series No. 2, p.174-83. [all data]

Teja and Rosenthal, 1990
Teja, A.S.; Rosenthal, D.J., The Critical Pressures and Temperatures of Twelve Substances Using A Low Residence Time Flow Apparatus, AIChE Symp. Ser., 1990, 86, 279, 133-7. [all data]

Verevkin, Krasnykh, et al., 2003
Verevkin, Sergey P.; Krasnykh, Eugen L.; Vasiltsova, Tatiana V.; Koutek, Bohumir; Doubsky, Jan; Heintz, Andreas, Vapor pressures and enthalpies of vaporization of a series of the linear aliphatic aldehydes, Fluid Phase Equilibria, 2003, 206, 1-2, 331-339, https://doi.org/10.1016/S0378-3812(03)00035-9 . [all data]

D'yakova, Korichev, et al., 1981
D'yakova, G.N.; Korichev, G.L.; Korkhova, A.D.; Vasil'eva, T.F.; Vasil'ev, I.A., Zh. Prikl. Khim. (Leningrad), 1981, 54, 1644. [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]

Palczewska-Tulinska and Oracz, 2006
Palczewska-Tulinska, Marcela; Oracz, Pawel, Vapor Pressures of Hexanal, 2-Methylcyclohexanone, and 2-Cyclohexen-1-one, J. Chem. Eng. Data, 2006, 51, 2, 639-641, https://doi.org/10.1021/je0504358 . [all data]

Markovnik, Sachek, et al., 1979
Markovnik, V.S.; Sachek, A.I.; Peshchenko, A.D.; Shvaro, O.V.; Andreevskii, D.N.; Olizarevich, N.M., Termodin. Org. Soedin., 1979, 107. [all data]

Morgan, Derrick, et al., 1980
Morgan, R.P.; Derrick, P.J.; Loudon, A.G., Kinetics and mechanisms of the decompositions of the molecular ions of pentanal and its monomethyl- substituted homologues in the picosecond to microsecond time interval following field ionization, J. Chem. Soc. Perkin Trans. 2, 1980, 306. [all data]

Ashmore and Burgess, 1978
Ashmore, F.S.; Burgess, A.R., Photoelectron spectra of the unbranched C5-C7 alkenes, aldehydes and ketones, J. Chem. Soc. Faraday Trans. 2, 1978, 74, 734. [all data]

Hernandez, Masclet, et al., 1977
Hernandez, R.; Masclet, P.; Mouvier, G., Spectroscopie de photoelectrons d'aldehydes et de cetones aliphatiques, J. Electron Spectrosc. Relat. Phenom., 1977, 10, 333. [all data]

Holmes and Lossing, 1980
Holmes, J.L.; Lossing, F.P., Gas-phase heats of formation of keto and enol ions of carbonyl compounds., J. Am. Chem. Soc., 1980, 102, 1591. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References