(3-Methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienyl)triphenylphosphonium sulphate 751-83-7 EINECS 212-028-2 Phosphonium, (3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienyl)triphenyl-, sulfate (1:1)