Authors: Karl, M Seybert, G Massa, W Harms, K Agarwal, S Maleika, R Stelter, W Greiner, A Heitz, W Neumuller, B Dehnicke, K

Citation: M. Karl et al., Amido metalates of rare earth elements. Syntheses and crystal structures of [Na(12-clown-4)(2)][M{N(SiMe3)(2)}(3)(OSiMe3)] (M = Sm, Yb), [Na(THF)(3)Sm(N(SiMe3)(2)}(3)(C C-Ph)], [Na(THF)(6)][Lu-2(mu-NH2)(mu-NSiMe3){N(SiMe3)(2)}(4)], and of [NaN(SiMe3)(2)(THF)](2). Applications of rare earth metal complexes as polymerization catalysts, Z ANORG A C, 625(8), 1999, pp. 1301-1309