MHT CET 2024 Chemistry question

Which of the following compounds is NOT obtained at any stage of Gabriel phthalimide synthesis ?

(A)Potassium salt of phthalimide
(B)N-alkyl phthalimide
(C)Phthalic acidCorrect
(D)Primary amine

Answer: (C)

Solution

Steps of the Gabriel synthesis: (1) phthalimide reacts with ethanolic KOH to give the potassium salt of phthalimide (A); (2) this salt is heated with an alkyl halide to give N-alkylphthalimide (B); (3) alkaline hydrolysis of N-alkylphthalimide with

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Question ID VK-096671