\((CH_{3})_{2}-C=O\xrightarrow[2. H_{2}O]{1. CH_{3}MgBr} A\)
Identify the compound A

\(CH_{3}-CH=CH-CH_{2}-CH_{2}-CN\xrightarrow[2)H_{2}O]{1)DIBAL-H}\) Product will be

\(CH_{3}-Mg-Br+CO_{2}\rightarrow X\xrightarrow[]{H_{2}O}\) Y In this reaction "Y' is

CH_(3)- overset(CH_(3))overset(|)underset(O)underset(||)(C)overset ((i) CH_(3)MgBr)underset(H_(2)O)(rarr) A Identify the compound A

X+CH_(3)MgBr-overset(H_(2)O)_to CH_(3)COCH_(3)+NH_(3)+Mg(OH) Identify X

Given that CH_(3)MgBr overset(O_(2))rarr X overset(CH_(3)MgBr)rarr Y overset(H_(3)O^(+))rarr Z The compound Z is

The reaction of compounf P with CH_(3)MgBr (excess) in (C_(2)H_(5)_(2)O followed by addition of H_(2)O give Q the compound Q on treatment with H_(2)SO_(4) at 0^(@) C gives R. the reaaction of R with CH_(3) COCl in the presence of anhydrous AlCl_(3)"in" CH_(2)Cl_(2) followed by treatment with H_(2)O produces compound S. [Et in compound P is ethyl group] The product S is The product S is

CH_(3)-overset(O) overset(||)C-CH_(2)-CH_(2)-overset(O) overset(||)(C)OCH_(2)-CH_(3) overset(CH_(3)MgBr("one mole"))to A, A formed in this reaction is :