products including the corresponding amines RNH2 and [Ti(NR)Cl2(py)n] (n = 2 or 3). Reaction of 1 with α-diimines of the type ArNC(H)C(H)NAr (Ar = Tol or 2,6-C6H3Me2), i.e. without methyl substituents in the backbone, do not give detectable adducts analogous to 4. In these cases titanium imide/organic imine metathesis occurs to form [Ti(NAr)Cl2(py)n] (n = 2 or 3) and ButNC(H)C(H)NAr and/or ButNC(H)C(H)NBut
钛亚
氨基络合物[Ti(NR)Cl 2(py)3 ]的反应(R = Bu t 1,C 6 H 3 Me 2 -2,6 2或C 6 H 3 Pr i 2 -2,6 3 )报道了具有ArNC(R')C(R')NAr(Ar =苯基或取代的苯基,R'= H或甲基)类型的α-二
亚胺(1,4-二氮杂
1,3-丁二烯)。反应产物和
金属配合物的稳定性关键取决于亚
氨基N-和二
亚胺N-和主链C-取代基的性质。3与PhNC(Me)C(Me)NPh的反应生成晶体学表征的加合物[Ti(NC 6 H 3 Pr i 2 -2,6)Cl2 η 2 -PhNC(ME)C(Me)的NPH}(PY)] 4个其中posseses相互反
氯配体和具有一个二
亚胺氮原子的顺式和一个反向arylimido组。化合物4是第一个具有形式上中性(即未还原)的α-二
亚胺配体并在室温下在溶液中相当快分解的晶体学表征的
钛配合物。1个1 H NMR证据仅被呈现用于形成叔4丁基-和2