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Biochemistry and molecular logic of life
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Learn General Biochemistry with Rahul

Reducing and Non-reducing sugar

a) Reducing sugar:

  • Can be oxidized with resultant reduction of oxidizing agent.
  • Contain free aldehyde and keto functional group.
  • Eg: Glucose, Lactose

Glucose Formula- Sugar Formula Definition, Chemical Properties -

Lactose Formula | GeeksforGeeks

b) Non-reducing sugar:

  • Isn’t oxidized by a weak oxidizing agent.
  • In basic aqueous medium, they don’t generate any compounds containing an aldehyde group.

Sucrose - Wikipedia

Eg: Sucrose 

Trehalose - Wikipedia

Fig:Trehalose

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