作者:A. Anti≈nolo、M. Fajardo、O. Otero、P. Royo
DOI:10.1016/s0022-328x(00)98732-1
日期:1983.4
TaCl(II). Use of NaBH4 gives the boranate complex (η5-C5H5)2TaBH4 (III). Complex II behaves as a Lewis acid with π-acid ligands and metal halides MXY2 to give (η5-C5H5)2TaCIL (L = CO (IV), PMe2 Ph(V), PPh3 (VI), PhC CPh(VII)) and(η5-C5H5)2Ta(μ-X)MY2, (M = Fe, X = Y = Cl (VIII), M = Tl, X = Y = Cl (IX), M = Al, X = Y = Cl (X), M = Tl, X = Br, Y = C6F5 (XI)). Reactions of (η5-C5H5)2TaCl2 with metal halides
的减少(η 5 -C 5 H ^ 5 2 TACL 2用Na / Hg或NaNaph产生二聚体(η 5 -C 5 H ^ 5)4的Ta 2氯3(I)含钽(III)和钽(IV) ,而在1/1摩尔比相同的还原,得到(η 5 -C 5 H ^ 5 2 TACL(II)。硼氢化钠的使用4给出了boranate络合物(η 5 -C 5 H ^ 5)2 TaBH 4(III)。复合物II表现为路易斯酸与π酸配位体和金属卤化物MXY 2,得到(η 5 -C 5 H ^ 5)2 TaCIL(L = CO(IV),PME 2博士(V),PPH 3(VI) ,光子晶体器CPh(VII))和(η 5 -C 5 H ^ 5)2的Ta(μ-X)MY 2,(M =铁,X = Y =氯(VIII)中,M = T1中,X = Y =氯(IX),M = Al,X = Y = Cl(X),M = Tl,X = Br,Y = C