Sugar acid

In

• aldehyde group (−CH=O) located at the initial end (position 1) of an aldose
  is oxidized.
• Ulosonic acids, in which the
  ketoacid
  .
• Uronic acids, in which the −CH₂OH group at the terminal end of an aldose or ketose is oxidized.
• Aldaric acids, in which both ends (−CH=O and −CH₂OH) of an aldose are oxidized.

Examples

Examples of sugar acids include:

• Aldonic acids
  • Glyceric acid (3C)
  • Xylonic acid (5C)
  • Gluconic acid (6C)
  • Ascorbic acid^[2]
    (6C, unsaturated lactone)
• Ulosonic acids
  • Neuraminic acid (5-amino-3,5-dideoxy-D-glycero-D-galacto-non-2-ulosonic acid)
  • Ketodeoxyoctulosonic acid (KDO or 3-deoxy-D-manno
    -oct-2-ulosonic acid)
• Uronic acids
  • Glucuronic acid (6C)
  • Galacturonic acid
    (6C)
  • Iduronic acid (6C)
• Aldaric acids
  • Tartaric acid (4C)
  • meso-Galactaric acid (Mucic acid) (6C)
  • D-Glucaric acid (Saccharic acid) (6C)

Ascorbic acid (Vitamin C )

References