Titanium isopropoxide complexes containing diamine bis-thiolato based [N2S2]2- ligands; effect of steric bulk on coordination features

被引:7
|
作者
Shaban, Shaban Y. [1 ]
Ramadan, Abd El-Motaleb M. [1 ]
Heinemann, Frank W. [2 ]
机构
[1] Kafrelsheikh Univ, Fac Sci, Dept Chem, Kafrelsheikh 33516, Egypt
[2] Univ Erlangen Nurnberg, Inst Inorgan Chem, D-91054 Erlangen, Germany
关键词
Titanium complexes; Structure; Bis-thiolato complexes; Amide coordination; Thiolate oxidation; Hydrolysis; BIS(PHENOLATO) LIGANDS; CANCER-TREATMENT; METAL-COMPLEXES; ZINC-COMPLEXES; VANADIUM; CYTOTOXICITY; DISULFIDE;
D O I
10.1016/j.inoche.2012.02.035
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Two dianionic amine bis(thiolato) ligands are introduced and their reactions with titanium tetra(iso-propoxide) studied; ligand N2H2S2 - H-2 (1) having NH donor groups leads exclusively to dinuclear [{Ti(N2H2S2)((OPr)-Pr-i)}(2)] (2) along with an oxidation product of the ligand (3) whereas ligand N2Me2S2 - H-2 (4) having an additional N-substituent leads exclusively to a mononuclear [Ti(N2Me2S2)((OPr)-Pr-i)(2))] (5) type complex. (C) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码:135 / 137
页数:3
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