Question

why anthracene preferably give sunstitution reaction at 9,10-position. Explain by giving reaction and mechanism?
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Answer 1

Answer:

Lets start with resonance energy:

Resonance energy of benzene = 36 kcal mol-1

Resonance energy of the 2 ring system naphthalene = 61 kcal mol-1 (or 30.5/ring)

Resonance energy of the 3 ring systel anthracene = 84 kcal mol-1 (or 28/ring)

Explanation:

Answer 2

Answer:

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