J. Gromada et al., Rare earth alkoxides as inorganic precursors for olefin polymerization: analternative to traditional lanthanocene chemistry, CHEM COMMUN, (22), 2000, pp. 2183-2184
The combination of the neodymium tert-butoxide [Nd-3(mu (3)-OBut)(2)(mu -OB
ut)(3)(OBut)(4)(THF)(2)] 1 with 1 equivalent of a dialkylmagnesium reagent
affords an efficient catalyst for the pseudo-living polymerization of ethyl
ene.