Which of the following carboxylic acid undergoes decarboxylation easily?
A
C6H5−CO−CH2−COOH
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B
C6H5−CO−COOH
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C
C6H5−CO−COOH|OH
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D
C6H5−CO−COOH|NH2
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Solution
The correct option is AC6H5−CO−CH2−COOH C6H5−CO−CH2−COOH undergoes decarboxylation easily as it is beta keto acid. The thermal decarboxylation of beta keto acid is easy.