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Nucleophilic Addition at the Carbonyl

What is the n...

Question

What is the name of the following reaction?
$(C H_{3} C O)_{2} O + C_{6} H_{5} C H O C H_{3} C O O N a - ------- \to C_{6} H_{5} C H = C H C O O H + C H_{3} C O O H$

A

Perkin reaction

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B

Friedel -Craft reaction

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C

Hoffmann reaction

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D

Tischenko reaction.

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Solution

The correct option is A Perkin reaction
The name of the reaction is Perkin reaction.
In Perkin reaction, benzaldehyde reacts with acetic anhydride in presence of sodium acetate to form cinnamic acid and acetic acid.
$(C H_{3} C O)_{2} O + C_{6} H_{5} C H O C H_{3} C O O N a - ------- \to C_{6} H_{5} C H = C H C O O H + C H_{3} C O O H$

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Similar questions

Q. Write the following reactions:
(i) Clemmensen reduction
(ii) Perkins reaction

Q. What is the major product of the following sequence of reaction?

P h C H_{2} C l N a C N ⟶ L i A l H_{4} ⟶ (C H_{3} C O)_{2} O ⟶

Q. The product of Perkin reaction is :

Q. Complete and balance the following reaction :

(C H_{3})_{2} N H + (C H_{3} C O)_{2} O ⟶

Q. Which of the following is not a substrate/reagent/product of Perkin reaction?

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Nucleophilic Addition at the Carbonyl

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