phosphanylphosphido ligands [MeNacnacTi(Cl)η2-P(SiMe3)-PR2}] (MeNacnac– = [Ar]NC(Me)CHC(Me)N[Ar]; Ar = 2,6-iPr2C6H3) were prepared by reactions of [MeNacnacTiCl2·THF] with lithium derivatives of diphosphanes R2P–P(SiMe3)Li (R = tBu, iPr) in toluene solutions. Surprisingly, reactions of [MeNacnacTiCl2·THF] with R2P–P(SiMe3)Li in THF solutions led to TiIV complexes containing phosphanylphosphinidene ligands
的Ti的β-二
亚胺基配合物III含phosphanylphosphido
配体[我NacnacTi(CL)η 2 -P(森达3)-PR 2 }](我Nacnac - = [
氩] NC(Me)的CHC(Me)的N [
氩];通过[ Me NacnacTiCl 2 ·THF]与
二膦R 2 P–P(SiMe 3)Li的
锂衍
生物反应制得Ar = 2,6- i Pr 2 C 6 H 3)(R = t Bu,i Pr)在
甲苯溶液中。令人惊讶的是,[ Me NacnacTiCl 2·THF]其中R 2 P-P(森达3)栗在导致的Ti THF溶液IV含有phosphanylphosphinidene
配体[络合物我NacnacTi(CL)(η 2 -PP吨卜2)]通过涉及的迁移的autoredox路径从Nacnac骨架到Ti中心的亚硝基NAr。的[固态结构我NacnacTi(CL)η 2 -P(森达3)-P吨卜2