Synonyms: [3-Methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienyl]triphenylphosphonium;[3-Methyl-5-(2,6,6-trimethyl-1-cyclohexenyl)-2,4-pentadienyl]triphenylphosphonium;-1-(2,6,6-Trimethyl-1-cyclohexenyl)-3-methyl-5-(triphenylphosphonio)-1,3-pentadiene;Triphenyl[3-methyl-5-(2,6,6-trimethyl-1-cyclohexenyl)-2,4-pentadienyl]phosphonium