平面手性二茂铁腙环钯化合物的插入反应

Insertion Reaction of Planar Chiral Cyclopalladation Compounds of Ferrocenylhydrazones

通过手性诱导合成了碘桥平面手性二茂铁环钯二聚物[syn-(+)-(Rp,S,S,Rp)-2];syn-(+)-(Rp,S,S,Rp)-2与二苯基乙炔经插入反应合成了新型的双炔烃插入Pd-C键的单体化合物[(+)-(Rp,S)-3],其结构经1H NMR,13C NMR,元素分析和X-单晶衍射表征。(+)-(Rp,S)-3属正交晶系,空间群P212121,晶胞参数a=13.580(1),b=13.750(1),c=21.156(1),V=3 952(1)3,Z=4,Dc=1.561 g·cm-3,μ=1.641mm-1,R1=0.032 4,wR2=0.073 3。

Planar chiral iodo-bridged cyclopalladated compound of ferrocene,syn-（＋）-（Rp,S,S,Rp）-2,was prepared by chiral-induced reaction.A novel monomeric compound,（＋）-（Rp,S）-3,was synthesized by insertion reaction of diphenylacetylene with syn-（＋）-（Rp,S,S,Rp）-2.The structure of （＋）-（Rp,S）-3 was characterized by 1H NMR,13C NMR,elemental analysis and singlecrystal X-ray diffraction.3 belongs to orthorhombic,space group P212121 with a =13.580 （1） （A）,b=13.750（1） （A）,c=21.156（1） （A）,V=3 952（1） （A）3,Z=4,Dc=1.561 g· cm-3,μ =1.641mm-1,R1 =0.032 4,wR2 =0.073 3.