The chemical reactions and pathways involving 3-phenylpropionate, the anion of phenylpropanoic acid. It is produced from putrefaction of proteins in soil or breakdown of several constituents of plants, such as lignin, various oils and resins. [ GOC:ai http://eawag-bbd.ethz.ch/ppa/ppa_map.html ]
Synonyms: hydrocinnamic acid metabolism 3-phenylpropionate metabolism phenylpropanoate metabolic process hydrocinnamic acid metabolic process phenylpropanoate metabolism