NEW INTERMEDIATES FOR THE SYNTHESIS OF ALKENE POLYMERIZATION CATALYSTS - THE COMPLEX CH(CH2)(3)O)(2)(MU,ETA(2)-OCH2CH(CH2)(3)O)CL-4(2)] - CRYSTAL-STRUCTURE AND PROPERTIES

The preparation and molecular structure of the title compound, obtaine d from the reaction of Mg[OCH2CH(CH2)(3)O](2) with MgCl2, are reported ; the compound exists as the centrosymmetric tetranuclear species with two different types of magnesium centres corresponding to octahedral MgO6 and trigonal-bipyramidal MgO4Cl coordination.