Synonyms: 1,1'-Ethylenebis[pyridiniumbromide] (6CI,7CI); Pyridinium, 1,1'-(1,2-ethanediyl)bis-, dibromide (9CI);Pyridinium, 1,1'-ethylenedi-, dibromide (8CI); 1,1'-Ethylenebis[pyridinium]dibromide; 1,1'-Ethylenedipyridinium dibromide; Ethylenebis[pyridinium bromide]