NEET Chemistry NEET PYQ-Nitrogen Containing Compound

  • question_answer
    Phenyl isocyanides are prepared from which of the following reaction?                      [AIPMT 1999]

    A) Rosenmund's reaction                 

    B) Carbylamine reaction     

    C) Reimcr-Tiemann reaction

    D) Wurtz reaction

    Correct Answer: B

    Solution :

    [b] Phenyl isocyanide is formed by carbylamine reaction.
    \[{{C}_{6}}{{H}_{5}}N{{H}_{2}}+CHC{{l}_{3}}+\underset{(alc.)}{\mathop{3KOH}}\,+\]\[\underset{Phenyl-isocyanide}{\mathop{{{C}_{6}}{{H}_{5}}NC+3KCl}}\,\,+3{{H}_{2}}O\]


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