Carboxylic Acids Question 108

Question: Which of the acids cannot be prepared by Grignard reagent

[MH CET 2004]

Options:

A) Acetic acid

B) Succinic acid

C) Formic acid

D) All of these

Show Answer

Answer:

Correct Answer: C

Solution:

Formic acid cannot be prepared by Grignard’s reagent. Higher acids are prepared by the reaction of $ CO_2 $ on Grignard’s reagent $ \underset{acid}{\mathop{\overset{\overset{O}{\mathop{|\ |}}}{\mathop{R-C-OH}}}}+Mg(OH)X $