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Zaitsev Rule

9. Alkenes and Alkynes / Zaitsev Rule / Problem 4

Draw the stereoisomer obtained in the greatest yield when 4-ethyl-4-iodo-3-methylheptane reacts via the E2 mechanism.

A

Assuming a small base is used, the stereoisomer obtained in the greatest yield is:

B

Assuming a small base is used, the stereoisomer obtained in the greatest yield is:

C

Assuming a small base is used, the stereoisomer obtained in the greatest yield is:

D

Assuming a small base is used, the stereoisomer obtained in the greatest yield is:

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