Synonyms: 2,4-Pentadienoicacid, 3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (E,E)- (8CI); 2-trans-b-Ionylideneacetic acid; BASF36592; Ro 4-6230; trans,trans-2,4-b-Ionylideneacetic acid; trans,trans-b-Ionylideneacetic acid; trans-b-Ionylidene acetic acid