Shifana posted an Question
August 14, 2021 • 13:55 pm 2 points
  • IIT JAM
  • Chemistry (CY)

1. megsici, etgn oh 2. etbr, nanh2 et t1 osimes br osime3 t2 et oet messi t3 ci oe t4 me si

1. MegSiCI, EtgN OH 2. EtBr, NaNH2 Et t1 oSiMes Br osiMe3 t2 Et OEt MesSi t3 CI OE t4 Me Si

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  • Aman kumar best-answer

    Option 2 is right. Here Firstly OH group attack on SiMe3Cl because Si-O bond is stable si has VACANT d-Orbital . OH is protected then NaNH2 abstract proton from terminal alkyne and then SN2 reaction occurs.

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