What Is the Role of P₂O₅ in the Reaction Shown

question 10

Multiple Choice

What is the role of P₂O₅ in the reaction shown below?

• A)to activate the carbonyl as an electrophile
• B)to deprotonate the ketone
• C)to bring the oxygens together for cyclization
• D)to absorb the resultant water formed in the reaction

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