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A carbonyl compound (P) which gives posi...

A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give an olefin (Q). Ozonolysis of (Q) leads to a dicarbonyl compound (R ) which undergoes intramolecular aldol reaction to give predominantly (S).
`Poverset(1. MeMgBr)underset{:(2.H^(+)","H_(2)O),(3.H_(2)SO_(4)","Delta):}rarr Q underset(2. Zn"," H_(2)O)overset(1. O_(3))rarr R underset(2. Delta)overset(1. OH^(-))rarr S`
The structure of the carbonyl compound (P) is:

A

B

C

D

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The correct Answer is:
B
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A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give an olefin (Q). Ozonolysis of (Q) leads to a dicarbonyl compound (R ) which undergors intramolecular aldol reaction to give predominantly (S). Poverset(1. MeMgBr)underset{:(2.H^(+)","H_(2)O),(3.H_(2)SO_(4)","Delta):}rarr Q underset(2. Zn"," H_(2)O)overset(1. O_(3))rarr R underset(2. Delta)overset(1. OH^(-))rarr S The structure of product (S) is:

A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give an olefin (Q). Ozonolysis of (Q) leads to a dicarbonyl compound (R ) which undergors intramolecular aldol reaction to give predominantly (S). Poverset(1. MeMgBr)underset{:(2.H^(+)","H_(2)O),(3.H_(2)SO_(4)","Delta):}rarr Q underset(2. Zn"," H_(2)O)overset(1. O_(3))rarr R underset(2. Delta)overset(1. OH^(-))rarr S The structure of products (Q) and (R ), respectively, are:

A carbon1 compoundj P, which gives positive idofrom test, undergoes reacrtion with MeMgBr followed by dehydration to give olefin Q Ozonolysis of Q leads to a dicarbony1 compound R, which undergoes intramolecular aldol reaaction to give predominantly S. Poverset(1.MeMgBr)underset({:(2.H^(+)","H_(2)o),(3.H_(2)SO_(4)//"heat"):})(to)Qoverset(O_(3)//Zn-H_(2)O)(to)Roverset(oh^(-))underset("heat")(to)S The structure of the product S , is

A carbon1 compoundj P, which gives positive idofrom test, undergoes reacrtion with MeMgBr followed by dehydration to give olefin Q Ozonolysis of Q leads to a dicarbony1 compound R, which undergoes intramolecular aldol reaaction to give predominantly S. Poverset(1.MeMgBr)underset({:(2.H^(+)","H_(2)o),(3.H_(2)SO_(4)//"heat"):})(to)Qoverset(O_(3)//Zn-H_(2)O)(to)Roverset(oh^(-))underset("heat")(to)S The structure of the carbony 1 compound P,is

A carbon1 compoundj P, which gives positive idofrom test, undergoes reacrtion with MeMgBr followed by dehydration to give olefin Q Ozonolysis of Q leads to a dicarbony1 compound R, which undergoes intramolecular aldol reaaction to give predominantly S. Poverset(1.MeMgBr)underset({:(2.H^(+)","H_(2)o),(3.H_(2)SO_(4)//"heat"):})(to)Qoverset(O_(3)//Zn-H_(2)O)(to)Roverset(oh^(-))underset("heat")(to)S The structures of products Q and R respectivley, are

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