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In the following reaction sequence, prod...

In the following reaction sequence, product I, J and L are formed. K represents a reagent

The structure of product L is

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
B
`H_(2), Pd//BaSO_(4)`, quinoline is a well known reagent. In Rosenmund's reaction (conversion of acyl halide). `H_(2), Pd,BaSO_(4)` is known as Lindlar's reagent and reduces triple bond syn addition giving cis product. Reagent has simultaneous action because usually the reaction is not selective-follows free radical mechanism.
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