A single epoxide was isolated in $79 - 84$ % yield in the following reaction. Was this epoxide A or B?
1) A
2) B

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Solution

In this reaction, the epoxide B is formed as epoxidation occurs at more electron-rich olefinic bond. In B, the olefinic bond that is epoxidized is tetrasubstituted and electron-rich due to +I effect of four alkyl groups.

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Similar questions

Given below are two reactions "A" abd "B". They are made to react with aqueous base NaOH.

Which of the following is/are correct

1, 2

- d i m e t h y l c y c l o h e x e n e

p e r o x y b e n z o i c

C H_{3} O H

K O H

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