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CH(3)-overset(O)overset(||)C-Cl+CH(3)MgI...

`CH_(3)-overset(O)overset(||)C-Cl+CH_(3)MgIoverset(Dry ether)underset(H_(3)O^(+))toA , A is `

A

`R-overset(O)overset(||)C-CH_(3)`

B

`R-overset(O)overset(||)C-CH_(2)Cl`

C

`(CH_(3))_(3)OH`

D

`CH_(3)-CHO`

Text Solution

Verified by Experts

The correct Answer is:
3
Addition of `CH_(3)MgBr`.
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Complete the following reaction sequence : CH_(3)-overset(O)overset(||)C-CH_(3)overset((i)CH_(3)MgBr)underset((ii)H_(2)O)rarr(A)overset("Na metal")underset("ether")rarr(B)overset(CH_(3)-Br)rarr(C)

(CH_(3))_(3)C-overset(O)overset(||)C-Cl+LiAlH_(4)" (excess)" to overset(H_(3)O^(o+))to X,X is

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CH_(3)-CH_(2)-overset(O)overset(||)(C)-overset(CH_(3))overset(|)(C)underset(CH_(3))underset(|)(C)-CH_(3)overset(PhCO_(3)H)to A , A' will be :

The two compound may be considered as : CH_(3)=overset(O)overset(||)(C)-overset(CH_(3))overset(|)underset(CH_(3))underset(|)(C)-CH_(3) and CH_(3)-overset(CH_(3))overset(|)(CH)-overset(O)overset(||)(C)-CH_(2)CH_(3)

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