Synonyms: Pyridine,4,4'-dithiodi- (6CI,7CI,8CI); 4,4'-Bipyridyl disulfide; 4,4'-Dipyridinedisulfide; 4,4'-Dipyridyl disulfide; 4,4'-Dithiobispyridine;4,4'-Dithiodipyridine; 4,4'-Dithiopyridine; 4-Pyridyl disulfide; Aldrithiol 4;Bis(4-pyridinyl) disulfide; Bis(4-pyridyl) disulfide; Di(4-Pyridyl) disulfide;NSC 367080