Rutik posted an Question
February 12, 2021 • 00:29 am 30 points
  • IIT JAM
  • Chemistry (CY)

2. the major product formed in the following reaction sequence is ome i. tici, cu-zn cho i. hcl/ho ph ph (a) (b) ph ph ph ph (c) ph (d) ph

2. The major product formed in the following reaction sequence is OMe i. TICI, Cu-Zn CHO i. HCl/HO Ph Ph (A) (B) Ph Ph Ph Ph (C) Ph (D) Ph

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  • comment-profile-img>
    Priyanshu kumar best-answer

    option C is correct Mcmurry coupling Check this mechanism

    cropped2465200777326588681.jpg
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    please ask rutik if any doubt

  • comment-profile-img>
    Dinesh khalmaniya 1

    check the mechanism. here coupling reaction give alkene and hydrolysis of ester gives allylic alcoho with rearrangement to give ketone.

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    okay got it thank u

  • comment-profile-img>
    Dinesh khalmaniya 1 best-answer

    option C Explanation- It is coupling by McMurry reaction following by hydrolysis of ester to ketone

    cropped5167174112062100366.jpg
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    sir why not B

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