What is the major product when ethylbenzene is treated with N-Bromosuccinimide (NBS) in the presence — Aromatic Hydrocarbons Chemistry Question
Question
What is the major product when ethylbenzene is treated with N-Bromosuccinimide (NBS) in the presence of light or heat?
Answer: B
💡 Solution & Explanation
NBS provides a low, steady concentration of bromine radicals which specifically abstract the highly reactive benzylic hydrogen. The resulting resonance-stabilized benzylic radical yields 1-bromo-1-phenylethane exclusively.
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