CAIE A-Level Chemistry A2 Reference Organic Reaction Mechanism Conventions Topic Practice

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Question 1

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Some syntheses use Diels-Alder reactions, which normally involve a diene and an alkene reacting together to form a cyclohexene.

Draw three curly arrows in Fig. 9.4 to complete the mechanism for the Diels-Alder reaction between buta-1,3-diene and ethene.

Fig. 9.4

Fig. 9.4

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