Galactitol
| Names | |
|---|---|
| IUPAC name
(2R,3S,4R,5S)-hexane-1,2,3,4,5,6-hexol
| |
| Other names
D-Galactitol
Dulcitol Euonymit Melampyrin | |
| Properties | |
| C6H14O6 | |
| Molar mass | 182.172 g/mol |
| Appearance | White crystalline solid |
| Odor | Odorless |
| Density | 1.466 g/cm3 (15 °C)[1] |
| Melting point | 275–280 °C (527–536 °F; 548–553 K) |
| Boiling point | 230–347 °C (446–657 °F; 503–620 K) Decomposes[2] |
| Soluble | |
| Solubility | Insoluble in hydrocarbons |
| Vapor pressure | ~0 mmHg |
| Acidity (pKa) | 13.14 |
| Thermochemistry | |
| Hazards | |
| Safety data sheet | Sigma-Aldrich |
| Related compounds | |
| Related compounds
|
Iditol Mannitol Sorbitol |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| Infobox references | |
Galactitol also known as dulcitol is a sugar alcohol, the reduction product of galactose, having the formula C6H14O6.
It is commonly encountered as the d isomer, D-galactitol.
Contents
Properties
Chemical
Galactitol can be nitrated using a nitrating mixture to galactitol hexanitrate.
Physical
Galactitol is a colorless crystalline solid, soluble in water, but insoluble in halocarbons and hydrocarbons.
Availability
It is sometimes available as sweetener, though not as common as other sugar alcohols.
Can be bought from chemical suppliers.
Preparation
Can be produced via reduction of galactose.
Galactitol is best bought than made.
Projects
- Sweetener
- Galactitol hexanitrate
- Filler for medical capsules
Handling
Safety
Galactitol has low toxicity, though it's not commonly used as sweetener as it's more expensive than other sugar alcohols.
Galactitol is accumulates in galactokinase deficiency.
Storage
No special storage is required, a plastic or glass bottle will suffice.
Disposal
No special disposal is required. Discard it as you wish.
References
- ↑ http://www.chemicalbook.com/ProductMSDSDetailCB5174210_EN.htm
- ↑ Popa-Luchian et al.; Journal of Thermal Analysis; vol. 1; (1969); p. 211,219
