Triple-Decker Complexes. 12.<sup>1</sup> Triple-Decker Complexes with Bridging Boratabenzene Ligands. Syntheses, Structures of [(μ-C<sub>5</sub>H<sub>5</sub>BMe)(FeCp*)<sub>2</sub>]PF<sub>6</sub> and of [(μ-C<sub>5</sub>H<sub>5</sub>BMe){Rh(COD)}<sub>2</sub>]CF<sub>3</sub>SO<sub>3</sub>, and Boratabenzene Transfer Reactions
作者:Gerhard E. Herberich、Ulli Englert、Beate Ganter、Christian Lamertz
DOI:10.1021/om960536m
日期:1996.11.26
The orange complex Cp*Fe(C(5)H(5)BMe) (1a) was synthesized from [Cp*Fe(NCMe)(3)]PF6 and Li(C(5)H(5)BMe) in 91% yield. Electrophilic stacking reactions with metalloelectrophiles gave the triple-decker salts [(mu-C(5)H(5)BMe)(FeCp*)(2)]PF6 (4), [(mu-C(5)H(5)BMe)(FeCp*)(RuCp*)]CF3SO3 (5), and [(mu-C(5)H(5)BMe)(FeCp*)(MCp**)](CF3SO3)(2) with M = Rh (for 6) and M = Ir (for 7). Electrophilic stacking of Rh(C(5)H(5)BMe)(COD) (8) with [(COD)Rh(MeNO(2))(x)]CF3SO3 gave [(mu-C(5)H(5)BMe)Rh(COD)}2CF3SO3 (10). The structures of the two triple-decker complexes 4 and 10 were determined by X-ray diffraction. Boratabenzene transfer reactions were found for the heterobimetallic salts 5-7.