JEE Main & Advanced Sample Paper JEE Main - Mock Test - 29

  • question_answer
    Which of the following compounds reacts with maleic anhydride?

    A)

    B)         \[HC\equiv C-C\equiv CH\]

    C)       

    D)

    Correct Answer: A

    Solution :

    [a] It is Diel's Alder reaction. Necessary condition for this reaction are (i) S-cis conformation (ii) non-linearity of dienes Linear and can not assume S-cis conformation and (4) both have S-trans conformation and can not assume S'cis conformation by the presence of ring


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