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Reactions of Aromatic Compounds

Reactions of Aromatic Compounds

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Other Alkylation Methods<br />

Any reaction that produces carbocations (or carbocation-like<br />

intermediates) may be used to alkylate benzene and other arenes.<br />

Examples<br />

1) Alkenes alkylate arenes in the presence <strong>of</strong> strong acids:<br />

+<br />

CH 3CH=CH 2<br />

Propene<br />

Via CH 3CH=CH 2<br />

HF<br />

HF<br />

0 o C<br />

CH3CHCH3 F - +<br />

Electrophile<br />

CH(CH 3) 2<br />

Isopropylbenzene<br />

(84%)

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