Galactitol
- Formula: C6H14O6
- Molecular weight: 182.1718
- IUPAC Standard InChI: InChI=1S/C6H14O6/c7-1-3(9)5(11)6(12)4(10)2-8/h3-12H,1-2H2/t3-,4+,5+,6-
- 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
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Condensed phase thermochemistry data
Go To: Top, 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 |
References
Go To: Top, Condensed phase thermochemistry 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]
Notes
Go To: Top, Condensed phase thermochemistry 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) ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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