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What is the correct about the following ...

What is the correct about the following reaction
`CH_(3)-underset(Br)underset(|)(C)H_(2)-CH-CH_(3) overset(Mg)underset((C_(2)H_(5))_(2)O)to overset((i) CO_(2))underset((ii) H_(3)O^(+))to`

A

The major product is recemic mixture of `2`- methyl butanoic acid

B

The major product is achiral `2`-methyl butanoic acid

C

If a pure enantiomer of starting compound is taken, the major product would be a pure enaniomer of `2`-methyl butanoic acid

D

The major product would be trans-2-butene

Text Solution

Verified by Experts

The correct Answer is:
A

Recemic Griganard reagent is formed which gives recemic product.
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In the following reaction sequence, CH_(3) - underset((X))underset(OH)underset(|)(C)H-CH_(3) overset([O])(to) Y overset(CH_(3)MgBr)underset(H^(+)// H_(2)O)(to) Z Z is

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Complete the following reactions: (i) CH_(3)-overset(CH_(3))overset(|)underset(Cl)underset(|)C-CH_(2)CH_(3) overset("alc"KOH) underset(Delta) to A overset(O_(3))underset(Zn//H_(2)O) to (B+C) (ii) CH_(3)overset(I)CH-CH_(3)overset("alc"KCN) to A underset((ii)H_(2)O.OH.H_(2)O_(2))overset((i)SnCl_(2)//HCl) to B (iii) HCN overset(HCl//AlCl_(3)) to A underset((ii) (H_(2)O)//H^(-))overset((i)C_(6)H_(6)Delta) to B (iv)

What is the correct order of decreasing stability of the following cations H_(3)C-underset((I))overset(o+)(CH)-CH_(3) , H_(3)C-underset((II))overset(o+)(CH)-OMe H_(3)C-underset((III))overset(o+)(CH)-CH_(2)-OMe

Select the IUPAC name of the following : H_(5) C_(2) -underset(CH_(3))underset(|) (N ) -overset(CH_(3))overset(|)underset(C_(2)H_(5))(C ) -CH_(2)-CH_(3)

H_(3)C-CH_(2)-underset(O)underset(||)(C)-CH_(3)underset(D_(2)O)overset(NaBH_(4))to Product ?

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