SEARCH Articles Figures Tables Alkyl catalysts Alkylation catalysts Catalysts Friedel Crafts Friedel Crafts alkylation Friedel catalyst Friedel-Crafts alkylation chiral catalysts Friedel-Crafts alkylation reactions catalysts for Friedel-Crafts alkylations Heterogeneous catalysts Friedel-Crafts alkylation Selective heterogeneous catalysts Friedel-Crafts alkylation