MEDIUMMCQ SINGLEJEE Mains ChemistryOrganic ChemistryAldehydes and ketonesPhysical and chemical properties of Aldehydes &Ketones

The oxidation of toluene to benzaldehyde by chromyl chloride is called

A.Cannizzaro reaction

B.Wurtz reaction

C.Etard reaction✓ Correct

D.Reimer-Tiemann reaction

Explanation

Benzaldehyde can be prepared by oxidizing the toluene with a solution of chromyl chloride. In this reaction, the toluene is first converted into a brown chromium complex, which on hydrolysis forms benzaldehyde. The reaction is given below: Aldehydes and Ketones 7 So this reaction is known as Etard reaction.

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