Ribitol

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Ribitol
Names
IUPAC name
(2R,3s,4S)-Pentane-1,2,3,4,5-pentol
Other names
1,2,3,4,5-Pentanepentol
1,2,3,4,5-Pentanol
Adonit
Adonite
Adonitol
Adonitrol
Pentane-1,2,3,4,5-pentol
Pentitol
D-ribitol
Properties
C5H12O5
Molar mass 152.15 g/mol
Appearance Crystalline solid
Odor Odorless
Density 1.488 g/cm3 (-150.76 °C)[1]
1.525 g/cm3 (20 °C)
Melting point 102 °C (216 °F; 375 K)
Boiling point 494.5 °C (922.1 °F; 767.6 K) Decomposes
151 g/100 ml (25 °C)[2]
Vapor pressure 7.47·10-12 mmHg at 25°C[3]
Thermochemistry
Hazards
Safety data sheet Merck
Flash point 261.9 °C (503.4 °F; 535.0 K)
Related compounds
Related compounds
Arabitol
Xylitol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Ribitol or adonitol is a sugar alcohol with the formula C5H12O5. It is an isomer of xylitol.

Properties

Chemical

Ribitol will burn if mixed with an oxidizer and ignited.

Physical

Adonitol is a crystalline colorless solid, soluble in water.

Availability

Ribitol is sold by chemical suppliers. Can also be found online as sweetener.

It occurs naturally in Adonis vernalis.

Preparation

Can be obtained from the reduction of ribose.

Projects

  • Sweetener
  • Grow beautiful crystals
  • Component of eutectic solvent for inhibiting growth of bacterial cell[5]

Handling

Safety

Ribitol has low toxicity, though it's not commonly used as sweetener as it's more expensive than other sugar alcohols.

Storage

No special storage is required, a plastic bottle will suffice.

Disposal

No special disposal is required. Discard it as you wish.

References

  1. Madsen, Anders stergaard; Larsen, Sine; Angewandte Chemie - International Edition; vol. 46; nb. 45; (2007); p. 8609 - 8613
  2. Cohen, Shlomo; Marcus, Yizhak; Migron, Yoelit; Dikstein, Shabtay; Shafran, Avi; Journal of the Chemical Society, Faraday Transactions; vol. 89; nb. 17; (1993); p. 3271 - 3275
  3. Barone, Guido; Gatta, Giuseppe Della; Ferro, Daniela; Piacente, Vincenzo; Journal of the Chemical Society, Faraday Transactions; vol. 86; nb. 1; (1990); p. 75 - 80,
  4. Tong, Bo; Yu, Ying; Tan, Zhi-Cheng; Meng, Chang-Gong; Cui, Li-Jun; Xiao, Guang; Liu, Rui-Bin; Thermochimica Acta; vol. 499; nb. 1-2; (2010); p. 117 - 122
  5. WO2016108083A1

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