Deoxyribose

d-deoxyribose
Names
IUPAC name
2-deoxy-d-ribose
Other names
2-deoxy-d-erythro-pentose
thyminose
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
EC Number
  • 208-573-0
UNII
  • InChI=1S/C5H10O4/c6-2-1-4(8)5(9)3-7/h2,4-5,7-9H,1,3H2/t4-,5+/m0/s1 checkY
    Key: ASJSAQIRZKANQN-CRCLSJGQSA-N checkY
  • InChI=1/C5H10O4/c6-2-1-4(8)5(9)3-7/h2,4-5,7-9H,1,3H2/t4-,5+/m0/s1
    Key: ASJSAQIRZKANQN-CRCLSJGQBK
  • C(C=O)[C@@H]([C@@H](CO)O)O
Properties[1]
C5H10O4
Molar mass 134.131 g·mol−1
Appearance White solid
Melting point 91 °C (196 °F; 364 K)
Very soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)

Deoxyribose, or more precisely 2-deoxyribose, is a monosaccharide with idealized formula H−(C=O)−(CH2)−(CHOH)3−H. Its name indicates that it is a deoxy sugar, meaning that it is derived from the sugar ribose by loss of a hydroxy group. Discovered in 1929 by Phoebus Levene,[2] deoxyribose is most notable for its presence in DNA. Since the pentose sugars arabinose and ribose only differ by the stereochemistry at C2′, 2-deoxyribose and 2-deoxyarabinose are equivalent, although the latter term is rarely used because ribose, not arabinose, is the precursor to deoxyribose.

  1. ^ The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals (11th ed.), Merck, 1989, ISBN 091191028X, 2890
  2. ^ "Comprehensive Timeline of Biological Discoveries" (PDF). Archived from the original (PDF) on 10 September 2016. Retrieved 31 July 2017.

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