Synonyms: 1,5-Pentanediaminium,N,N,N,N',N',N'-hexamethyl-, dibromide (9CI); Ammonium, pentamethylenebis[trimethyl-,dibromide (8CI); Pentamethylenebis[trimethylammonium bromide] (6CI,7CI);1,5-Pentanebis(trimethylammonium) dibromide; C 5; Lytensium; Pentamethoniumbromide; Pentamethonium dibromide; Penthonium; a,w-Bis(trimethylammonium)pentane dibromide