Manipal Engineering Manipal Engineering Solved Paper-2012

  • question_answer
    \[PhCHClBr\xrightarrow{tBu{{O}^{-}}}Carbene\] In the above reaction which of the following will be most probable?

    A) \[_{\bullet }^{\bullet }CHBr\]                    

    B) \[_{\bullet }^{\bullet }CHCl\]

    C) \[_{\bullet }^{\bullet }CPhBr\]  

    D)        \[_{\bullet }^{\bullet }CPhCl\]

    Correct Answer: B

    Solution :

    \[PhCHClBr\xrightarrow[-t-BuOH]{tBu{{O}^{-}}}Ph{{C}^{-}}ClBr\xrightarrow{{}}Ph\overset{\centerdot \,\,\,\centerdot }{\mathop{C}}\,Cl\]


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