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Question

Rosenmund reduction is used for the preparation of

A
carboxylic acid
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B
aldehydes
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C
esters
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D
alcohols
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Solution

The correct option is B aldehydes
Rosenmund reduction is used for the preparation of aldehydes. In this reaction, the aldehyde group is obtained by the reduction of an acid chloride using hydrogen in the presence of Lindlar's catalyst.
RCOCl+H2Lindlar's catalyst−−−−−−−−−RCHO+HCl
Hence, the correct answer is option (b).

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