Octet

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Saponification (Base-Catalyzed Ester Hydrolysis)

Saponification (Base-Catalyzed Ester Hydrolysis) (Carbonyl.) Converts CC(=O)OCC to CC(=O)[O-].CCO using NaOH, KOH. Conditions: Aqueous base, reflux.

Carbonyl

Reaction details

Name

Saponification (Base-Catalyzed Ester Hydrolysis)

Type

Carbonyl

Starting Material

CC(=O)OCC

Product

CC(=O)[O-].CCO

Reagents
  • NaOH

  • KOH

Conditions

Aqueous base, reflux

Mechanism
  1. Smiles

    CC(=O)OCC

    Description

    Ethyl acetate

  2. Smiles

    CC(=O)OCC

    Description

    OH⁻ attacks carbonyl directly

  3. Smiles

    CC(=O)[O-].CCO

    Description

    Acetate + ethanol (irreversible - makes stable carboxylate)

Tips
  1. IRREVERSIBLE (product is stable carboxylate)

  2. Used to make soap from fats (saponification)

  3. Faster than acid hydrolysis

  4. Product is carboxylate salt, not free acid

Related Reactions
  • ester-hydrolysis-acid

  • fischer-esterification

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