Stereoselective propene polymerization at a metallocene/alumoxane catalyst derived from the chrally-substituted "meso-like" (p-R, p-S)-bis-zirconium dichloride

Article abstract of DOI:10.1016/0022-328X(93)80129-Y

Isopinocamphyl-tosylate (2) was treated with indenyllithium to yield 3-(neoisopinocamphyl)-indene (3).Treatment of 3 with methyllithium gave 1-(neoisopinocamphyl)indenyllithium (4) which was then treated with 0.5 molar equivalents of ZrCl4(thf)2 to give a