Furan, 2,5-dihydro-

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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: Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
51.31200.Klots T.D., 1994Recommended entropies and heat capacities agree with previous statistically calculated values [ Chao J., 1986, Dorofeeva O.V., 1992] within 1-3.5 J/mol*K.
73.21 ± 0.11298.15
73.68300.
99.17400.
121.86500.
140.66600.
156.12700.
168.98800.
179.78900.
188.911000.

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

Quantity Value Units Method Reference Comment
Tboil339.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil337.4KN/AUeda and Shimanouchi, 1967Uncertainty assigned by TRC = 1.5 K; TRC
Tboil339.65KN/AStrohmeyer, 1965Uncertainty assigned by TRC = 3. K; TRC
Tboil340.15KN/AKimura, 1955Uncertainty assigned by TRC = 2. K; TRC

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 by: 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

Hydrogen + Furan, 2,5-dihydro- = Tetrahydrofuran

By formula: H2 + C4H6O = C4H8O

Quantity Value Units Method Reference Comment
Δr-117.1 ± 1.3kJ/molChydAllinger, Glaser, et al., 1981liquid phase; solvent: Hexane

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:
HL - Edward P. Hunter and Sharon G. Lias

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

View reactions leading to C4H6O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)823.4kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity796.kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
9.16PESchmidt, Schweig, et al., 1976Vertical value; LLK
9.16PESchmidt and Schweig, 1974Vertical value; LLK
9.14 ± 0.02PEBain, Bunzli, et al., 1973Vertical value; LLK

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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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 NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

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


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-5071
NIST MS number 227714

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References

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

Klots T.D., 1994
Klots T.D., Vibrational assignment and analysis for 2,3-dihydrofuran and 2,5-dihydrofuran, Spectrochim. Acta, 1994, A50, 1725-1748. [all data]

Chao J., 1986
Chao J., Thermodynamic properties of key organic oxygen compounds in the carbon range C1 to C4. Part 2. Ideal gas properties, J. Phys. Chem. Ref. Data, 1986, 15, 1369-1436. [all data]

Dorofeeva O.V., 1992
Dorofeeva O.V., Ideal gas thermodynamic properties of oxygen heterocyclic compounds. Part 1. Three-membered, four-membered and five-membered rings, Thermochim. Acta, 1992, 194, 9-46. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Ueda and Shimanouchi, 1967
Ueda, T.; Shimanouchi, T., Ring-Puckering Motion of 1,5-Dihydrofuran, J. Chem. Phys., 1967, 47, 4042. [all data]

Strohmeyer, 1965
Strohmeyer, M., , 1965. [all data]

Kimura, 1955
Kimura, R., Yakugaku Zasshi, 1955, 75, 1175. [all data]

Allinger, Glaser, et al., 1981
Allinger, N.L.; Glaser, J.A.; Davis, H.E., Heats of hydrogenation of some vinyl ethers and related compounds, J. Org. Chem., 1981, 46, 658-661. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Schmidt, Schweig, et al., 1976
Schmidt, H.; Schweig, A.; Anastassiou, A.G.; Wetzel, J.C., The dominant role of hyperconjugation in the 9-oxabicyclo[4.2.1]nona-2,4,7-triene series, Tetrahedron, 1976, 32, 2239. [all data]

Schmidt and Schweig, 1974
Schmidt, H.; Schweig, A., Notiz zur transanularen n/π-Wechselwirkung in 2,5-Dihydrofuran, Chem. Ber., 1974, 107, 725. [all data]

Bain, Bunzli, et al., 1973
Bain, A.D.; Bunzli, J.C.; Frost, D.C.; Weiler, L., Photoelectron spectra of cyclic ethers, J. Am. Chem. Soc., 1973, 95, 291. [all data]


Notes

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