含烷氧基的
铌配合物[NbCl 3(OR)2 ] 2(R = Me,Et,i Pr)与
β-二酮R'COCH 2 COR'[R'= Me(Hacac); R'= t Bu(HDPM); R'= Ph(上HDbm)以1:2的摩尔比,得到相应的(烷氧)(
β-二酮盐)配合物[NbCl 2(OR)2(ø,ö '-R'COCHCOR')](R = Me,R'= Me 1; R = Et,R'= Me 2; R = i Pr,R'= Me 3; R = Me,R'= t Bu 4; R = Et,R'= t Bu 5 ; R = iPr,R′=t Bu 6;R = Me,R'= Ph 7;R = Et,R'= Ph 8;R = i Pr,R'= Ph 9)。通过X射线衍射研究阐明了8的分子结构。的位移反应的动力学5和8与Hacac,得到复杂2和相应的β二酮HDPM或HDbm也进行了研究由1 H-NMR光谱。最后,将配合物[NbCl