Name: 4,4'-Di-tert-butyl-2,2'-bipyridine; 4,4'-Di-tert-butyl-2,2'-bipyridyl; 4,4'-Bis(t-butyl)-2,2'-bipyridine;2,2'-Bipyridine,4,4'-bis(1,1-dimethylethyl ... use in the conversion of light energy into chemical energy. 4,4'-Di-tert-butyl-2,2'-bipyridyl CAS: 72914-19-3 is a ... is also named as4,4'-Di-tert-butyl-2,2'-bipyridine;4,4'-Bis(t-butyl)-2,2'-bipyridine;2,2'-Bipyridine,4,4'-bis(1,1-dimethylethyl ...