Synthesis, structure and ethylene polymerization behavior of titanium complexes [C3H6(N = CH-Ar-O)2]

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The reaction of C3H6(N = CH-Ar-O)2 (Ar =5-tert-butyl-C6H3 (2a), 3-tert-butyl-C6H3 (2b), 3-methyl-C6H3(2c)) with 2 equiv, of BuLl followed by 1 equiv TiCI4 yields the dichloride complexes [C3H6(N = CH-Ar-O)2]TiCl2?A[Ar =5-tert-butyl-C6H3 (3a), 3-tert-butyl
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