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(A) and ( C) are isomers, (B) can be obt...


`(A)` and `( C)` are isomers, `(B)` can be obtainedn by the products of the reactions of `EtMgBr` and acetone . Give the structures of `(A), (B)`, and `( C)`.

Text Solution

Verified by Experts

First find the structure of `(B)`.

`(A)` and `(C)` are isomers
`A rArr 3`-Methylbutan-2-ol
`B rArr 2`-Methyl butan-2-ene
`C rArr 2`-Methyl butan-2-ol
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[A] underset(250^(@)C)overset(Al_(2)O_(3))(rarr) [B] underset((ii) AgOH)overset((i) HI)(rarr) [C] underset(250^(@)C)overset(Al_(2)O_(3))(rarr) [B] underset((ii) H_(2)O_(2)//OH^(-))overset((i) B_(2)H_(6))(rarr) [A] In the above reaction scheme [A] and [C] are isomers. [B] has a formula C_(5)H_(10) which can also be obtained from the product of the reaction of CH_(3)CH_(2)MgBr and (CH_(3))_(2)CO . Give the structures of [A], [B] and [C].

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Knowledge Check

  • Hexan-3-one can be obtained by the reaction of EtMgBr and.

    A
    Butanamide
    B
    Propanamide
    C
    Butane nitrile
    D
    Propane nitrile

  • Esters on reaction with EtMgBr give:

    A
    `1^(@` alcohols
    B
    `2^(@)` alcohols
    C
    `3^(@)` alcohols
    D
    Hydroxy ketone

  • In the following reactions sequence . the correct structures of A,B and C are

    A
    B
    C
    D

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