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never [62]
3 years ago
9

Complete the reactions to show how butanoic acid may be converted to butanal.

Chemistry
1 answer:
aksik [14]3 years ago
7 0
Butanoic Acid is converted to Butanal in two steps;

Step 1: Conversion of Butanoic Acid into Butyryl Chloride:

Butanoic Acid when treated with Thionyl Chloride gives Butyryl Chloride, SO₂ and HCl gases. This step is selected due to conversion of a bad leaving group (-OH) into a good leaving group (-Cl).

Step 2: Conversion of Butyryl Chloride to Butanal:

In this reaction the Butyryl Chloride is reduced to Butanal by treating Butyryl Chloride with a mild reducing agent i.e. <span>Lithium tri </span>tert-<span>butoxy aluminum hydride.</span>

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