Sat February 21, 2009 By:

how to convert benzene into cumene..??

Expert Reply
Sun February 22, 2009

Benzene and propylene are compressed together to a pressure of 30 standard atmospheres at 250 °C (482° F) in presence of a catalytic Lewis acid. Phosphoric acid is often favored over aluminium halides. Cumene is formed in the gas-phase Friedel-Crafts alkylation of benzene by propylene:

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