Aldehydes Ketones and Carboxylic AcidshardMCQ SINGLE

The Wittig reaction is a powerful organic synthesis technique. It converts aldehydes or ketones intoAldehydes Ketones and Carboxylic Acids Chemistry Question

Question

The Wittig reaction is a powerful organic synthesis technique. It converts aldehydes or ketones into alkenes through reaction with which of the following specific specialized reagents?

Answer: C

💡 Solution & Explanation

The Wittig reaction utilizes an alkylidene triphenylphosphorane, also known as a Wittig reagent or ylide ($Ph_3P=CR_2$). The nucleophilic carbon of the ylide attacks the carbonyl group, eventually eliminating triphenylphosphine oxide ($Ph_3P=O$) to leave behind a carbon-carbon double bond (an alkene).

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