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Unformatted text preview: B: H BH The apparent resonance stabilization of the product anion is an illusion. As the orbitals of the system and at the bridgehead of the bicyclic system are nearly perpendicular (see Bredt s rule, p.121-122) they do not overlap, and there is no resonance. Thus this allylic proton is just as hard to remove as the one in propane....
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- Fall '10