Synthesis and characterisation of a series of 1,2-phenylenedioxoborylcyclopentadienyl–metal complexes [Ti(IV), Zr(IV), Hf(IV), La(III), Ce(III), Yb(III), Sn(II) and Fe(II)]
作者:M. Cristina Cassani、Michael J. Davies、Peter B. Hitchcock、Michael F. Lappert
DOI:10.1016/j.ica.2004.10.007
日期:2005.3
2-phenylenedioxoborylcyclopentadienyl–metal complexes is described. These are of formula [Mη5-C5H4(BX)}Cl3] [M = Ti and X = CAT (2a), CATt (2b) or CATtt (2c); X = CATtt and M = Zr (4a) or Hf (4b)], [Mη5-C5H4(BX)}2Cl2] [M = Zr, X = CAT (3a) or CATt (3c); or M = Hf, X = CAT (3b) or CATt (3d)], [M(μ-η5-C5H3BCAT)2 SiMe2}Cl2] [M = Zr (5a) or Hf (5b)], [Mη5-C5H3(BCAT)2}Cl3] [M = Zr (6a) or Hf (6b)], [Mη5-C5H4BCAT}3(THF)]
描述了一系列1,2-苯二氧杂硼酸酯基环戊二烯基-金属配合物的制备。这些是下式的[M η 5 -C 5 H ^ 4(BX)}氯3 ] [M = Ti和X = CAT(图2a),CAT吨(图2b)或CAT TT(图2c); X = CAT TT和M = Zr的(图4a)或Hf(图4b)],[M η 5 -C 5 H ^ 4(BX)} 2氯2 ] [M =锆,X = CAT(图3a)或CAT吨(3c); 或M = Hf,X = CAT(3b)或CAT吨(3D)],[M (μ-η 5 -C 5 H ^ 3 BCAT)2森达2 }氯2 ] [M = Zr的(图5a)或Hf(图5b)],[M η 5 -C 5 ħ 3(BCAT)2 }氯3 ] [M = Zr的(图6a)或Hf(图6b)],[M η 5 -C 5 H ^ 4 BCAT} 3(THF)] [M =的La(7a中),铈(图7b)或镱(图7c)],[Sn的η