CMC Medical CMC-Medical VELLORE Solved Paper-2014

  • question_answer
    Which of the following reactions will not yield p-tert butylphenol?

    A)  \[\text{Phenol}+C{{H}_{3}}-\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{C}}\,}}\,=C{{H}_{2}}\xrightarrow{{{H}^{+}}}\]

    B)  \[\text{Phenol}+{{(C{{H}_{3}})}_{3}}COH\xrightarrow{{{H}^{+}}}\]

    C)  \[\text{Phenol}+{{(C{{H}_{3}})}_{3}}C\cdot Cl\xrightarrow{AlC{{l}_{3}}}\]

    D)  \[\text{Phenol}+CHC{{l}_{3}}\xrightarrow{NaOH}\]

    Correct Answer: D

    Solution :

              Phenol, on refluxing with chloroform and sodium hydroxide followed by hydrolysis yields o-hydroxy benzaldehyde.


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