双(二羰基环戊二烯铁), Bis(dicarbonylcyclopentadienyliron)

(+)-1,2-双[(2S,5S)-2,5-二乙基-1-亚磷基]苯, (+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene

1,2-双(二甲氧基磷酸基)苯, 1,2-Bis(dimethoxyphosphoryl)benzene

2,5-双(3,7-二甲基辛基氧)对苯二醛, 2,5-Bis(3,7-dimethyloctyloxy)terephthalaldehyde

(+/-)-2,2'-双(二苯基膦基)-1,1'-联萘, (±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl

4,5-双(二苯基膦)-9,9-二甲基氧杂蒽, 4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene

(2S,4S)-(-)-2,4-双(二苯基膦)戊烷, (2S,4S)-(-)-2,4-Bis(diphenylphosphino)pentane

(R)-(+)-2,2'-双(二-4-甲基苯基膦)-1,1'-联萘, (R)-(+)-2,2'-Bis(di-p-tolylphosphino)-1,1'-binaphthyl

二(2-乙基己基)胺, Bis(2-ethylhexyl)amine

双(七氟异丙基)酮, Bis(heptafluoroisopropyl)ketone