Pentanoic acid, butyl ester

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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-560. ± 2.kJ/molCcbSchjanberg, 1937Heat of formation derived by Cox and Pilcher, 1970

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-613. ± 2.kJ/molCcbSchjanberg, 1937Heat of formation derived by Cox and Pilcher, 1970; ALS
Quantity Value Units Method Reference Comment
Δcliquid-5500.7 ± 1.7kJ/molCcbSchjanberg, 1937Reanalyzed by Cox and Pilcher, 1970, Original value = -5495. ± 4. kJ/mol; Corresponding Δfliquid = -613.37 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil460.KN/AGill and Dexter, 1934Uncertainty assigned by TRC = 3. K; TRC
Tboil459.0KN/AGartenmeister, 1886Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Ttriple189.37KN/AVasil'ev and Petrov, 1984Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Δvap53. ± 1.kJ/molESchjanberg, 1937Heat of formation derived by Cox and Pilcher, 1970; ALS
Δvap53.0kJ/molN/ASchjanberg, 1937DRB

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
41.293.VSchjanberg, 1937ALS

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:


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 V.Zaikin,Topchiev Inst.Petrochem.Synth.,Moscow
NIST MS number 281752

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References

Go To: Top, Gas phase thermochemistry data, 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.

Schjanberg, 1937
Schjanberg, E., Die verbrennungswarmen und die refraktionsdaten einiger pentensaureeste, Z. Phys. Chem., 1937, 178, 274-281. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Gill and Dexter, 1934
Gill, A.H.; Dexter, F.P., Ind. Eng. Chem., 1934, 26, 881. [all data]

Gartenmeister, 1886
Gartenmeister, R., Investigation of the physical characterstics of liquid compounds: vi boiling point and specific volume of normal fatty acid esters, Justus Liebigs Ann. Chem., 1886, 233, 249-315. [all data]

Vasil'ev and Petrov, 1984
Vasil'ev, I.A.; Petrov, V.M., Thermodynamic Properties of Oxygen-containing Organic Compounds, Handbook, Soedinenii: Khimya, Leningrad, p 240, 1984. [all data]


Notes

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