Xylulose

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Xylulose12
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
 
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 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

Pathology

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.

See also

References

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

External links


 This article about an organic compound is a stub. You can help Wikipedia by expanding it.
v • d • e
Types of Carbohydrates
General:
Geometry
Monosaccharides
Ketotriose (Dihydroxyacetone) · Aldotriose (Glyceraldehyde)
Ketotetrose (Erythrulose) · Aldotetroses (Erythrose, Threose)
Ketopentose (Ribulose, Xylulose)

Aldopentose (Ribose, Arabinose, Xylose, Lyxose)

Deoxy sugar (Deoxyribose)
Multiple
Glycosaminoglycans
Aminoglycosides
Major families of biochemicals
Saccharides · Carbohydrates · Glycosides ·  · Amino acids · Peptides · Proteins · Glycoproteins ·  · Lipids · Terpenes · Steroids · Carotenoids
Alkaloids · Nucleobases · Nucleic acids ·  · Enzyme cofactors · Flavonoids · Polyketides · Tetrapyrroles

Wikipedia content modification information:

  • This page was last modified on 2 December 2008, at 16:54.

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