(p-Phenylenebis(methylene))bis(triphenylphosphonium) dichloride 130547-46-5 150998-51-9 1519-47-7 EINECS 216-184-2 NSC 64113 Phosphonium, (1,4-phenylenebis(methylene))bis(triphenyl-, dichloride Phosphonium, (p-phenylenedimethylene)bis(triphenyl-, dichloride Phosphonium, p-xylylenebis(triphenyl-, dichloride p-Xylylenebis(triphenylphosphonium chloride)