Embodiments of the invention further include an alkylation method including contacting an alkyl aromatic hydrocarbon with a cerium promoted zeolite catalyst and then contacting the alkyl aromatic hydrocarbon with {HEAD ~ an alkylation catalyst} to form {TAIL ~ a second aromatic hydrocarbon} 
Embodiments of the invention further include an alkylation method including contacting an alkyl aromatic hydrocarbon with a cerium promoted zeolite catalyst and then contacting the alkyl aromatic hydrocarbon with { HEAD ~ an alkylation catalyst } to form { TAIL ~ a second aromatic hydrocarbon }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL