Xylitol
- Formula: C5H12O5
- Molecular weight: 152.1458
- IUPAC Standard InChIKey: HEBKCHPVOIAQTA-SCDXWVJYSA-N
- CAS Registry Number: 87-99-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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- Other names: Xylite; Klinit
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Mass spectrum (electron ionization), NIST Subscription Links, References, Notes
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 |
---|---|---|---|---|---|
ΔfH°liquid | -1118.6 ± 0.63 | kJ/mol | Ccb | Oberemok-Yakubova and Balandin, 1963 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -2564.0 ± 0.63 | kJ/mol | Ccb | Oberemok-Yakubova and Balandin, 1963 | Corresponding ΔfHºliquid = -1118.5 kJ/mol (simple calculation by NIST; no Washburn corrections) |
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
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 365.7 | K | N/A | Barone, DellaGatta, et al., 1990 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 161. | kJ/mol | B | Barone, Gatta, et al., 1990 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
111.1 ± 0.8 | 433. | TE | Barone, Gatta, et al., 1990 | Based on data from 406. to 460. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
37.400 | 365.7 | N/A | Barone and Della Gatta, 1990 | DH |
33.26 | 369. | N/A | Tong, Tan, et al., 2007 | AC |
37.7 | 368.0 | DSC | Carpentier, Desprez, et al., 2003 | AC |
37.4 | 365.7 | DSC | Domalski and Hearing, 1996 | See also Barone, Gatta, et al., 1990.; AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
102.3 | 365.7 | Barone and Della Gatta, 1990 | DH |
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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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 | D.HENNEBERG, MAX-PLANCK INSTITUTE, MULHEIM, WEST GERMANY |
NIST MS number | 63599 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), NIST Subscription Links, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Oberemok-Yakubova and Balandin, 1963
Oberemok-Yakubova, A.P.; Balandin, A.A.,
Determination of the heat of combustion of xylitol,
Bull. Acad. Sci. USSR, Div. Chem. Sci., 1963, 2038-2039. [all data]
Barone, DellaGatta, et al., 1990
Barone, G.; DellaGatta, G.; Ferro, D.; Piacente, V.,
Enthalpies and entropies of sublimation, vaporization and fusion of nine polyhydric alcohols,
J. Chem. Soc., Faraday Trans., 1990, 86, 75. [all data]
Barone, Gatta, et al., 1990
Barone, Guido; Gatta, Giuseppe Della; Ferro, Daniela; Piacente, Vincenzo,
Enthalpies and entropies of sublimation, vaporization and fusion of nine polyhydric alcohols,
Faraday Trans., 1990, 86, 1, 75, https://doi.org/10.1039/ft9908600075
. [all data]
Barone and Della Gatta, 1990
Barone, G.; Della Gatta, G.,
Ferro D., and Piacente, V., Enthalpies and entropies of sublimation, vaporization and fusion of nine polyhydric alcohols, J. Chem. Soc.,
Faraday Trans., 1990, 86(1), 75-79. [all data]
Tong, Tan, et al., 2007
Tong, Bo; Tan, Zhi-Cheng; Shi, Quan; Li, Yan-Sheng; Yue, Dan-Ting; Wang, Shao-Xu,
Thermodynamic investigation of several natural polyols (I): Heat capacities and thermodynamic properties of xylitol,
Thermochimica Acta, 2007, 457, 1-2, 20-26, https://doi.org/10.1016/j.tca.2007.02.022
. [all data]
Carpentier, Desprez, et al., 2003
Carpentier, L.; Desprez, S.; Descamps, M.,
Journal of Thermal Analysis and Calorimetry, 2003, 73, 2, 577-586, https://doi.org/10.1023/A:1025482230325
. [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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- Symbols used in this document:
Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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