TOPIC: 13. Ethers

SUBTOPIC: 131: Epoxides

1. Give the major product(s) formed in the following reaction showing all stereoisomers in 3-D.

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2. Show how you would accomplish the following transformation. Give all reagents and isolated products. Don't include unstable intermediates. More than one step is required.

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3. What is the major product of the following reaction?

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4. Show the reagents necessary for the following transformation. Number the steps required if the reagents cannot be mixed at the same time. Mark the transformation as an Oxidation, Reduction or Neither.

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5. Show the mechanism of the following transformation with electron-pushing arrows and all intermediates.

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6. Show the mechanism of the following transformation with electron-pushing arrows and all intermediates.

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7. Give the major product(s) formed in the following reaction showing all stereoisomers in 3-D.

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8. Give the major product(s) formed in the following reaction showing all stereoisomers in 3-D.

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9. Show the mechanism of the following transformation with electron-pushing arrows and all intermediates.

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10. Give the major product(s) formed in the following reaction showing all stereoisomers in 3-D.

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11. Give the major product(s) formed in the following reaction showing all stereoisomers in 3-D.

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