11. Radical Reactions
Free Radical Halogenation
9:37 minutes
Problem 5e
Textbook Question
Textbook QuestionFree-radical bromination of the following compound introduces bromine primarily at the benzylic position next to the aromatic ring. If the reaction stops at the monobromination stage, two stereoisomers result.
Br2 hv —> ? a. Propose a mechanism to show why free-radical halogenation occurs almost exclusively at the benzylic position. b. Draw the two stereoisomers that result from monobromination at the benzylic position. c. Assign R and S configurations to the asymmetric carbon atoms in the products.Verified Solution
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