... are several other popular name for 4,4'-dimethoxy-2,2'-bipyridyl, e.g. 4,4'-dimethoxy-2,2'-bipyridine; 4,4′-bis(methoxy)-2,2′-bipyridine ... ; 2,2'-Bipyridine, 4,4'-dimethoxy-, etc., which often ... 2,2'-Bipyridine-4,4'-diamineCAS:18511-69-8 2,2'-Bipyridine-4,4'-diylbis-boronic acid CAS:159614-36-5 4,4'-Diethyl ester ...