Org Chem (I) Topic (9) Elimination

Which compound(s) can be used to synthesize this alkene as the major product?

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Which of the following are possible products from the E2 elimination of this compounds?

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Which isomer would you expect to undergo E2 elimination faster, trans-1-bromo-4-tert-butylcyclohexane or cis-1-bromo-4-tert-butylcyclohexane?

• trans-1-bromo-4-tert-butylcyclohexane

• cis-1-bromo-4-tert-butylcyclohexane

Tell whether the following reactions is likely to be S_N1, S_N2, E1, E1cB, or E2:

• S_N1

• S_N2

• E1

• E1cB

• E2

Tell whether the following reactions is likely to be S_N1, S_N2, E1, E1cB, or E2:

• S_N1

• S_N2

• E1

• E1cB

• E2

Tell whether the following reactions is likely to be S_N1, S_N2, E1, E1cB, or E2:

• S_N1

• S_N2

• E1

• E1cB

• E2

Tell whether the following reactions is likely to be S_N1, S_N2, E1, E1cB, or E2:

• S_N1

• S_N2

• E1

• E1cB

• E2