Question
Arrange the different carboxylic acid derivatives in the decreasing order of their reactivity towards nucleophilic substituted reactions and give reason for your answer.
Answer :
Word Count : 151
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Acid chlorides > acid anhydrides > esters > amides represent the decreasing order of reactivity in nucleophilic substitution because the nature of the leaving group and the polarization of the carbonyl strongly influence reactivity. In solutions, acid chlorides react fastest since Cl⁻ is a very good leaving group and the strong –I effect
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