interaction (Ca⋯H distances of 2.37 and 2.41 Å). Another sterically hindered calcium complex, Ca2-But-6-(C6F5NCH)C6H3O}2(THF)2·(C7H8)2/3 (7), was prepared by reaction of 6 with the iminophenol 2-But-6-(C6F5NCH)C6H3OH (3-H). According to the crystal structure, 7 is monomeric and octahedral, with trans THF ligands. The complex Ti[NCH2-3-But-5-Me-C6H2O-2}2CH2CH2NMe2}](OPri)2 (2-Ti) was prepared by treatment
庞大的
氨基双
酚的反应
配体我2 NCH 2 CH 2 N CH 2 -3,5-卜吨2 -C 6 H ^ 2 OH-2} 2 (1 - H ^ 2)用Zn [N(森达3)2 ] 2 (4),[毫克N(森达3)2 } 2 ] 2 (5)和Ca [N(森达3)2 ] 2(THF)2 (6)得到的复合物1 -Zn,1 - Mg和1 - Ca的产率很高。1 - Ca的X射线结构显示该络合物为二聚体,
钙的八面体配位几何形状失真。N 2 O 3供体组占据了五个位置,而第六个位置则是通过与o -Bu t取代基的分子内紧密接触而占据的,这是Ca⋯H–C异常相互作用(Ca⋯H距离为2.37和2.41Å)。另一个空间受阻的
钙络合物Ca 2-Bu t -6-(C 6 F 5 N CH)C 6 H通过6与亚
氨基苯酚2-Bu t -6-(C 6 F 5 NCH)C 6 H 3反应制得3 O} 2(THF) 2 ·(C