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Question

In the following sequence of reactions, the product (B) is:
263336.png

A
PhCOCH2CH3
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B
PhCHOHCH2CH3
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C
PhCH2CH2CH3
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D
PhCH=CHCH3
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Solution

The correct option is C PhCH2CH2CH3
The products A and B are as shown. The first step is Friedel Craft's acylation reaction in which an acyl group is introduced into benzene ring. The second step is Clemmensens reduction in which the carbonyl group is reduced to methylene group.
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