KVPY Sample Paper KVPY Stream-SX Model Paper-6

  • question_answer
    Pyrrole is treated with alkaline chloroform to from two products A and B
    Which of the following intermediate is likely to be formed?

    A) I and IV            

    B) I and III

    C) III and IV                      

    D) I, III and IV

    Correct Answer: B

    Solution :

    it is an example of reamer- tiemann reaction \[CHC{{l}_{3}}\xrightarrow{O{{H}^{-}}}:CC{{l}_{3}}\xrightarrow{-C{{l}^{-}}}:CC{{l}_{2}}\]


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