Question

how to convert from toluene to benzaldehyde​

Answer 1

Answer:

Chromyl chloride dissolved in CS2 or CCl4 is made to react with toluene in CS2 when a brown coloured product is formed. This product is decomposed with water when benzaldehyde is formed. This is Etard's reaction and is used in the laboratory for preparation of benzaldehyde.

Explanation:

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