Question

Write the schemes of butane-1 -ol , butane-2 –ol and 2-methylpropane-2- -ol oxidation

Answer 1

с последним веществом не знаю

Answer 2

The oxidation of alcohols can result in the formation of various products depending on the conditions and reagents used. Typically, alcohols can be oxidized to aldehydes, ketones, or carboxylic acids. Here are the possible oxidation schemes for the three alcohols you mentioned: butane-1-ol, butane-2-ol, and 2-methylpropane-2-ol.

1. Butane-1-ol:

   • Primary Alcohol Oxidation (Mild Conditions):
     • Oxidizing Agent: Oxidizing agents like potassium dichromate (K2Cr2O7) in the presence of sulfuric acid (H2SO4).
     • Reaction:
       • Butane-1-ol → Butanal (Butyraldehyde)
   • Complete Oxidation (Harsh Conditions):
     • Oxidizing Agent: Stronger oxidizing agents like potassium permanganate (KMnO4) in acidic medium.
     • Reaction:
       • Butane-1-ol → Butanoic acid (Butyric acid)

2. Butane-2-ol:

   • Secondary Alcohol Oxidation:
     • Oxidizing Agent: Typically, mild oxidizing agents like potassium dichromate (K2Cr2O7) in the presence of sulfuric acid (H2SO4).
     • Reaction:
       • Butane-2-ol → Butanone (Methyl ethyl ketone)

3. 2-Methylpropane-2-ol:

   • Tertiary Alcohol Oxidation (Difficult to Oxidize):
     • Tertiary alcohols are very difficult to oxidize using common oxidizing agents because they lack an easily accessible hydrogen atom on the carbon bearing the hydroxyl group.
     • Standard oxidation methods are not effective for 2-methylpropane-2-ol.

It's important to note that the choice of oxidizing agent and conditions can significantly influence the outcome of the reaction. Additionally, protecting groups or specialized reagents may be required for more complex alcohol structures or specific oxidation goals. Always refer to a specific reaction condition and consult with a reliable source or chemist when working with oxidation reactions in a laboratory setting.