Galactitol
- Formula: C6H14O6
- Molecular weight: 182.1718
- IUPAC Standard InChIKey: FBPFZTCFMRRESA-GUCUJZIJSA-N
- CAS Registry Number: 608-66-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: D-Dulcitol; Dulcite; Dulcitol; Dulcose; Euonymit; Melampyrin; Melampyrit; Melampyrite; Melampyrum; NSC 1944
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Condensed phase thermochemistry data
Go To: Top, Phase change data, References, Notes
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 |
---|---|---|---|---|---|
ΔfH°solid | -321.93 | kcal/mol | Ccb | McClaine, 1947 | ALS |
ΔfH°solid | -321.90 ± 0.19 | kcal/mol | Ccb | Parks, West, et al., 1946 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -720.67 | kcal/mol | Ccb | Stroh and Fincke, 1963 | hcomb by Parks and Manchester, 1952; Corresponding ΔfHºsolid = -321.84 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°solid | -727.95 | kcal/mol | Cm | Parks and Manchester, 1952 | From heat of solution; Corresponding ΔfHºsolid = -314.56 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°solid | -720.6 ± 0.4 | kcal/mol | Ccb | McClaine, 1947 | Corresponding ΔfHºsolid = -321.9 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°solid | -720.63 ± 0.43 | kcal/mol | Ccb | Parks, West, et al., 1946 | Corresponding ΔfHºsolid = -321.88 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 56.00 | cal/mol*K | N/A | Parks, Kelley, et al., 1929 | Extrapolation below 90 K, 60.25 J/mol*K. Revision of previous data.; DH |
S°solid,1 bar | 59.20 | cal/mol*K | N/A | Parks and Huffman, 1926 | Extrapolation below 90 K, 73.35 J/mol*K.; DH |
Constant pressure heat capacity of solid
Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
57.00 | 292.8 | Parks and Huffman, 1926 | T = 88 to 293 K. Value is unsmoothed experimental datum.; DH |
Phase change data
Go To: Top, Condensed phase thermochemistry data, References, Notes
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
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 460.3 | K | N/A | Barone, DellaGatta, et al., 1990 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 49.0 | kcal/mol | B | Barone, Gatta, et al., 1990 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
550.7 | 0.001 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
31.98 ± 0.33 | 482. | TE | Barone, Gatta, et al., 1990 | Based on data from 464. to 496. K.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
15.559 | 460.3 | Barone and Della Gatta, 1990 | DH |
15.6 | 460.3 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
33.80 | 460.3 | Barone and Della Gatta, 1990 | DH |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
McClaine, 1947
McClaine, L.A.,
Thermodynamic data for some compounds containing carbon, hydrogen and oxygen, Ph.D. Thesis for Stanford University, 1947, 1-57. [all data]
Parks, West, et al., 1946
Parks, G.S.; West, T.J.; Naylor, B.F.; Fujii, P.S.; McClaine, L.A.,
Thermal data on organic compounds. XXIII. Modern combustion data for fourteen hydrocarbons and five polyhydroxy alcohols,
J. Am. Chem. Soc., 1946, 68, 2524-2527. [all data]
Stroh and Fincke, 1963
Stroh, H.H.; Fincke, C.R.,
Beobachtung ciner unterschidlichen hydrierbarkeit von n-substituiertten aziridin-derivaten,
Z. Chem., 1963, 3, 265-266. [all data]
Parks and Manchester, 1952
Parks, G.S.; Manchester, K.E.,
The heats of solution of erythritol, mannitol and dulcitol; combustion values for liquid polyhydroxy alcohols,
J. Am. Chem. Soc., 1952, 74, 3435-34. [all data]
Parks, Kelley, et al., 1929
Parks, G.S.; Kelley, K.K.; Huffman, H.M.,
Thermal data on organic compounds. V. A revision of the entropies and free energies of nineteen organic compounds,
J. Am. Chem. Soc., 1929, 51, 1969-1973. [all data]
Parks and Huffman, 1926
Parks, G.S.; Huffman, H.M.,
Thermal data on organic compounds. IV. The heat capacities, entropies and free energies of normal propyl alcohol, ethyl ether and dulcitol,
J. Am. Chem. Soc., 1926, 48, 2788-2793. [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]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]
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
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) Tboil Boiling point Tfus Fusion (melting) point ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid 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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.