... 4,4'-Di-tert-butyl-2,2'-bipyridine; 4,4'-Di-tert-butyl-2,2'-bipyridyl; 4,4'-Bis(t-butyl)-2,2'-bipyridine ... energy. 4,4'-Di-tert-butyl-2,2'-bipyridyl CAS: 72914-19-3 is a white powder with good solubility in ... most polar organic solvent, which is also named as4,4'-Di-tert-butyl-2, ... 2'-bipyridine;4,4'-Bis(t-butyl)-2,2'-bipyridine;2,2'- ...