N-Acetyl-D-leucine amide


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:
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δsub28.78 ± 0.1kcal/molN/AVecchio, Barone, et al., 1999AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
27.44 ± 0.07393.CVecchio, Barone, et al., 1999AC
24.1 ± 0.7388.TEFerro, Della Gatta, et al., 1988Based on data from 374. to 401. K. See also Barone, Ferro, et al., 1986.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
4.8279404.0Ferro, Della Gatta, et al., 1988DH
4.83404.Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
12.0404.0Ferro, Della Gatta, et al., 1988DH

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.

Vecchio, Barone, et al., 1999
Vecchio, Pompea Del; Barone, Guido; Sabbah, Raphaël; Gatta, Giuseppe Della; Abate, Lorenzo, Thermodynamics of sublimation ofN-acetyl amides of some amino acids, The Journal of Chemical Thermodynamics, 1999, 31, 8, 1001-1008, https://doi.org/10.1006/jcht.1999.0504 . [all data]

Ferro, Della Gatta, et al., 1988
Ferro, D.; Della Gatta, G.; Barone, G., Enthalpies of sublimation and fusion for N-acetyl substituted glycine, L-alanine, and D-leucine amides, J. Therm. Anal., 1988, 34, 835-841. [all data]

Barone, Ferro, et al., 1986
Barone, G.; Ferro, D.; Fiorani, P.; Mattia, C.A.; Puliti, R., J. Calorim. Anal. Therm. Thermodyn. Chim., 1986, 17, 471. [all data]

Domalski and Hearing, 1996
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]


Notes

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