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Reshav Asked a Question
February 9, 2021 10:43 pmpts 30 pts
  • IIT JAM
  • Chemistry (CY)

I think answer is incorrect please check carefully?

How many chiral centre present in the product? Na/liq. NH3 00:02:14 Explanation Status Na/liq. NH3 Birch reduction Alkyne is reduced to E-alkene Product has plane of symmetry so there will be no chiral center and it is optically inactive. Correct answer is 0.
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  • Amol
    The given answer is correct. This question was also asked in gate 2021. Only na/liq. NH3 gives a trans (E) product with reduction. And regarding chiral Centre, the given reason is ...
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  • Dinesh khalmaniya thankyou
    zero chiral centre because two groups are E configuration so does not have any chiral centre. check the mechanism of birch reduction
    • images (5) (14).png
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    Reshav
    sir dobara check krna answer zero kese ayega
  • Priyanshu kumar thankyou
    1 chiral centre
    • cropped8984186098267924036.jpg
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    Reshav
    given answer incorrect hai na