Me2SiCp''2CH(SiMe3)2 in benzene 48 h; Ambient temperature;

1: Ph(CH2)2MgCl With tributylphosphine; iron(III) chloride; copper(I) bromide in tetrahydrofuran T=-25°C; 1 h; 2: phenyl-chloro-silane in tetrahydrofuran T=60°C; Grignard reaction; 2 h; Further stages.;

in tetrahydrofuran; diethyl ether T=60°C; Grignard reaction;

lt;(C5Me5)2NdHgt;2 in benzene T=80°C; 48 h; var. temp. and organoneodymium complexes; other silanes and alkenes; Product distribution;