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CBSE Class 11-science Answered

Why is PhNO2 a suitable solvent for the Friedel-Crafts alkylation of PhBr while benzene is not?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Benzene is more reactive than bromobenzene in the Friedel-Crafts reaction and would alkylate more rapidly. Nitrobenzene may be used because it does not undergo the Friedel-Crafts reaction owing to the deactivating effect of the NO2 group (CS2 can also be used).

Answered by | 04 Jun, 2014, 03:23: PM
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