Xylulose

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Xylulose[1][2]
IUPAC name (3R,4S)-1,3,4,5-Tetrahydroxypentan-2-one
Other names threo-Pentulose
threo-2-Pentulose
Identifiers
CAS number [527-50-4]
PubChem 22253
SMILES C([C@@H]([C@H](C(=O)CO)O)O)O
Properties
Molecular formula C5H10O5
Molar mass 150.13 g/mol
Appearance Syrup
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox disclaimer and references

Xylulose is a ketopentose, a monosaccharide containing five carbon atoms, and including a ketone functional group. It has the chemical formula C5H10O5. In nature, it occurs in both the L- and D-enantiomers.

Contents

[edit] Pathology

In animals, L-Xylulose accumulates in the urine in patients with pentosuria, due to a deficiency in L-xylulose reductase. Since L-xylulose is a reducing sugar like D-glucose, pentosuria patients have been wrongly diagnosed in the past to be diabetic.

[edit] See also

[edit] References

  1. ^ Data is for L-xylulose.
  2. ^ Merck Index, 11th Edition, 9996.

[edit] External links


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