Friedel-Crafts alkylation and acylation are useful in the preparation of certain compounds which cannot be prepared by other methods "Napthalene" underset(+ AlCl_3)overset("succinic anhydride")to A underset(HCl)overset(Zn-Hg)to B underset(Delta)overset(H_2SO_4)to C underset(HCl)overset(Zn-Hg)to D overset(Pd-c or Se)to E

Friedel-Crafts alkylation and acylation are useful in the preparation

1.	Friedel-Crafts alkylation and acylation are useful in the preparation of certain compounds which cannot be prepared by other methods "Napthalene" underset(+ AlCl_3)overset("succinic anhydride")to A underset(HCl)overset(Zn-Hg)to B underset(Delta)overset(H_2SO_4)to C underset(HCl)overset(Zn-Hg)to D overset(Pd-c or Se)to E
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