AFMC AFMC Solved Paper-2002

  • question_answer
    In benzylic acid rearrangement :

    A) benzoin is converted into benzylic acid

    B) benzaldehyde is converted into benzoin

    C) benzyl is converted into benzylic acid

    D) benzylic acid is converted into benzyl

    Correct Answer: C

    Solution :

    Benzylic rearrangement the conversion of benzyl into benzylic acid takes place \[{{C}_{6}}{{H}_{5}}-\underset{Benzyl}{\mathop{\underset{O}{\mathop{\underset{|\,|}{\mathop{C}}\,}}\,-\underset{O}{\mathop{\underset{|\,|}{\mathop{C}}\,}}\,}}\,-{{C}_{6}}{{H}_{5}}\] \[\xrightarrow{+O{{H}^{-}}}{{C}_{6}}{{H}_{5}}-\underset{\underset{Benylic\,acid}{\mathop{{{C}_{6}}{{H}_{5}}}}\,}{\overset{OH}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,-COOH\]


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