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Imdadul Haque posted an Question
January 26, 2021 • 18:44 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Ph ph c a b liaih4 hbis ph a (a) as ph (6) a 15 & bis highly unstable antiaromatic compound & diticulit to om ph pn

Ph Ph C A B LiAIH4 hBis Ph A (a) As Ph (6) A 15 & BIs highly unstable antiaromatic compound & diticulit to om Ph Pn

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    Dinesh khalmaniya 1

    option B Explanation- McMurray reaction following by abstraction of H+ by base NaH. McMurray reaction- The McMurry coupling is the reaction of two carbonyl functional groups to establish a new double bond between the carbons of the carbonyl groups. The reaction is mediated by low-valent titanium reagents, which may be generated through the combination of titanium chlorides with any of a number of reducing agents. see the mechanism given below

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    Priyanshu kumar Best Answer

    option B compound A is formed by Mcmurry coupling .The compound B is difficult to form as it is highly unstable antiaromatic compound

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