SEARCH Articles Figures Tables 2- phenylacetate esters 4- phenylacetic Acids phenylacetic acid Ethyl 4 -carboxylates Ethyl phenylacetate Phenylacetic acid Phenylacetic acid esters Phenylacetic acid esters carboxylation Phenylacetic acid, acidity Phenylacetic acid, ethyl ester Phenylacetic ester