8. Elimination Reactions
Cumulative Substitution/Elimination
8. Elimination Reactions
Cumulative Substitution/Elimination
Time to test yourself on what we've learned thus far. You are on your own here. We will be predicting mechanisms so keep the flowchart handy. Good luck!Â
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concept
Intro to Substitution/Elimination Problems
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Time for some practice questions. Have a game plan ready and take it step by step. I believe in you all! Let's begin.
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Problem
ProblemPredict the mechanism for the following reactions. Provide the full mechanism and draw the final product
4m
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3
Problem
Problem1m
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4
Problem
Problem4m
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5
Problem
ProblemWhat is the major product for reaction d ?
A
B
C
A and B
D
None of these
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Problem
Problem6m
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7
Problem
Problem4m
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Good job! Way to stick with it.
Additional resources for Cumulative Substitution/Elimination
PRACTICE PROBLEMS AND ACTIVITIES (12)
- What halides would undergo E2 dehydrohalogenation to give the following pure alkenes? a. Hex-1-ene b. Isobu...
- When the following compound is treated with sodium methoxide in methanol, two elimination products are possibl...
- Protonation converts the hydroxy group of an alcohol to a good leaving group. Suggest a mechanism for each rea...
- Draw the products of the following intramolecular reactions: a. b.
- After a proton is removed from the OH group, which compound in each pair forms a cyclic ether more rapidly? a...
- cis-4-Bromocyclohexanol and trans-4-bromocyclohexanol form the same elimination product but a different substi...
- Explain how each of the following changes affect the rate of the reaction of 1-bromobutane with ethoxide ion i...
- Explain how the following changes affect the rate of the reaction of 2-bromo-2-methylbutane with methanol: a....
- (••••) The following substitution reaction, between a strong base and a 1° haloalkane, occurs in a single step...
- Propose a mechanism for each of the following reactions: a.
- Which of the following two compounds eliminates HBr more rapidly in a basic solution?
- Propose a mechanism for the following reaction. (Hint: The rate of the reaction is much slower if the nitrogen...