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Which alkylbenzene resists oxidation to benzoic acid by hot KMnO4?
AEthylbenzene
Btert-Butylbenzene
CIsopropylbenzene
DPropylbenzene
Answer & Solution
Correct answer: B. tert-Butylbenzene
Oxidation needs a benzylic hydrogen, and tert-butyl has none on the carbon attached to the ring.
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