Synonyms: 2,2'-Bipyridine, 6-(5-[2,2'-bipyridin]-6-yl-1,1-dimethyl-3,4-diphenylsilacyclopenta-2,4-dien-2-yl)-, 2,2'-Bipyridine, 6,6''-(1,1-dimethyl-3,4-diphenylsilacyclopenta-2,4-diene-2,5-diyl)bis- (9CI); 6-(5-[2,2'-Bipyridin]-6-yl-1,1-dimethyl-3,4-diphenylsilacyclopenta-2,4-dien-2-yl)-2,2'-bipyridine; 2,5-Bis(2,2'-bipyridin-6-yl)-1,1-dimethyl-3,4-diphenylsilacyclopentadiene