1,4-Butanediol

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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-426.0 ± 5.7kJ/molCcrKnauth and Sabbah, 1990see Knauth and Sabbah, 1989
Δfgas-427. ± 3.kJ/molCcbGardner and Hussain, 1972 

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-505.3 ± 5.7kJ/molCcrKnauth and Sabbah, 1990see Knauth and Sabbah, 1989; ALS
Δfliquid-503. ± 2.kJ/molCcbGardner and Hussain, 1972ALS
Quantity Value Units Method Reference Comment
Δcliquid-2495.5 ± 5.7kJ/molCcrKnauth and Sabbah, 1990see Knauth and Sabbah, 1989; Corresponding Δfliquid = -507.7 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-2499.9 ± 2.0kJ/molCcbGardner and Hussain, 1972Corresponding Δfliquid = -503.25 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid223.4J/mol*KN/ANistratov, Babinkov, et al., 1979DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
200.1298.15Nistratov, Babinkov, et al., 1979T = 5 to 320 K.; DH
178.297.79Petit and TerMinassian, 1974T = 297 to 470 K. Value is unsmoothed experimental datum.; DH

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:
B - John E. Bartmess
MM - Michael M. Meot-Ner (Mautner)
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Quantity Value Units Method Reference Comment
Proton affinity (review)915.6kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity854.9kJ/molN/AHunter and Lias, 1998HL

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
>875.0Bouchoux, Buisson, et al., 2003MM
>871.7Bouchoux, Buisson, et al., 2003MM
>884.3 ± 0.5Bouchoux, Buisson, et al., 2003MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
843.5Bouchoux, Buisson, et al., 2003MM
841.2Bouchoux, Buisson, et al., 2003MM
852.9 ± 0.5Bouchoux, Buisson, et al., 2003MM

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H6+11.1 ± 0.1H2O+CH2OEIHolmes, Mommers, et al., 1984LBLHLM
C3H8O+10.70 ± 0.05CH2OEIHolmes, Mommers, et al., 1984LBLHLM

De-protonation reactions

C4H9O2- + Hydrogen cation = 1,4-Butanediol

By formula: C4H9O2- + H+ = C4H10O2

Quantity Value Units Method Reference Comment
Δr1490. ± 10.kJ/molG+TSCrowder and Bartmess, 1993gas phase; ΔGacid at 80°C; B
Quantity Value Units Method Reference Comment
Δr1484. ± 8.4kJ/molIMRECrowder and Bartmess, 1993gas phase; ΔGacid at 80°C; B
Δr1507.1 ± 1.3kJ/molCIDCHouriet, Tabet, et al., 1984gas phase; value altered from reference due to change in acidity scale; B

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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.

Knauth and Sabbah, 1990
Knauth, P.; Sabbah, R., Energetics of intra- and intermolecular bonds in ω-alkanediols (II) Thermochemical study of 1,2-ethanediol, 1,3-propanediol, 1,4-butanediol, and 1,5-pentanediol at 298.15K, Struct. Chem., 1990, 1, 43-46. [all data]

Knauth and Sabbah, 1989
Knauth, P.; Sabbah, R., Combustion calorimetry on milligram samples of liquid substances with a CRMT rocking bomb calorimeter. Application to the study of ω-alkanediol at 298.15 K, J. Chem. Thermodyn., 1989, 21, 203-210. [all data]

Gardner and Hussain, 1972
Gardner, P.J.; Hussain, K.S., The standard enthalpies of formation of some aliphatic diols, J. Chem. Thermodyn., 1972, 4, 819-827. [all data]

Nistratov, Babinkov, et al., 1979
Nistratov, V.P.; Babinkov, A.G.; Shvetsova, K.G.; Lapteva, S.A., Heat capacity and termodynamic functions of tetramethyleneglycol, Termodin. Org. Soedin., 1979, (8), 33-36. [all data]

Petit and TerMinassian, 1974
Petit, J.C.; TerMinassian, L., Measurements of (dV/dT)p, (dV/dP)T, and (dH/dT)p by flux calorimetry, J. Chem. Thermodynam., 1974, 6, 1139-1152. [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]

Bouchoux, Buisson, et al., 2003
Bouchoux, G.; Buisson, D.A.; Bourcier, S.; Sablier, M., Application of the kinetic method to bifunctional bases. ESI tandem quadrupole experiments, Int. J. Mass Spectrom., 2003, 228, 1035. [all data]

Holmes, Mommers, et al., 1984
Holmes, J.L.; Mommers, A.A.; Szulejko, J.E.; Terlouw, J.K., Two new stable [C3H8O]+ isomers: The radical cations [C3H6OH2]+, J. Chem. Soc., Chem. Commun., 1984, 165. [all data]

Crowder and Bartmess, 1993
Crowder, C.; Bartmess, J., The Gas Phase Acidities of Diols, J. Am. Soc. Mass Spectrom., 1993, 4, 9, 723, https://doi.org/10.1016/1044-0305(93)80051-Y . [all data]

Houriet, Tabet, et al., 1984
Houriet, R.; Tabet, J.-C.; Tchapla, A., Gas-phase Acidities of Aliphatic and Cyclic Diols, Spectros. Int. J., (1984),, 1984, 3, 132.. [all data]


Notes

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