Fundamentholfundamenthol
JEE Main2019Chemistry
Q.

In the following reaction carbonyl compound + MeOH acetal Rate of the reaction is the highest for

  1. A

    Acetone as substrate and methanol in excess

  2. B

    Propanal as substrate and methanol in stoichiometric amount

  3. C

    Propanal as substrate and methanol in excess

  4. D

    Acetone as substrate and methanol in stoichiometric amount  

Solution

Generally, aldehydes are more reactive than ketones in nucleophilic addition reactions.

Rate of reaction with alcohol to form acetal and ketal is

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