1′-fc(BMe3)2] and Li2[1,1′-fc(BMe2pz)2] [Fc=(C5H5)Fe(C5H4), fc=(C5H4)2Fe, pz=pyrazolyl], have been synthesized and structurally characterized to investigate the interaction of the negatively charged sandwich complex with its Li+ counterion(s) in the solid state. Single crystals of Li[FcBH3] · (12-crown-4), obtained from a THF solution after addition of 12-crown-4, contain hexacoordinated Li+ ions, which
摘要三种
二茂铁衍
生物Li [Fc ],Li2 [1,1'-fc(BMe3)2]和Li2 [1,1'-fc(BMe2pz)2] [Fc =(
C5H5)Fe(
C5H4),fc = ( )2Fe,pz =
吡唑基]已经合成并进行了结构表征,以研究带负电的三明治复合物与其固态Li +抗衡离子之间的相互作用。Li [Fc ]·(12-crown-4)的单晶是在添加12-crown-4之后从THF溶液中获得的,包含六配位Li +离子,该Li +离子键合到一个
冠醚分子和两个氢原子上。
BH3片段。从THF中结晶的化合物Li2 [1,1'-fc(BMe3)2]为溶剂分离的离子对,每个Li +被四个THF分子包裹。Li2 [1,1'-fc(BMe2pz)2]的单晶是从
乙醚中生长的。在该化合物中,
锂离子由两个溶剂分子配位,
吡唑基侧臂和
环戊二烯基环。因此,可以将Li2 [1,1'-fc(BMe2pz