Which of the Following Compounds Is the Most Reactive Dienophile

question 86

Multiple Choice

Which of the following compounds is the most reactive dienophile in a Diels-Alder reaction with 1,3-butadiene?

• A) CH₂ CHOCH₃
• B) CH₂ CHCHO
• C) CH₃CH CHCH₃
• D) (CH₃)₂C CH₂
• E) CH₂ CH₂

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