NEET AIPMT SOLVED PAPER 1999

  • question_answer
                    Phenyl isocyanides are prepared from which of the following reaction?                                

    A)              Rosenmund's reaction                     

    B)              Carbylamine reaction       

    C)              Reimcr-Tiemann reaction                               

    D)              Wurtz reaction

    Correct Answer: B

    Solution :

                    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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