34750 ⎘
Compositional aspects of coordination complexes or ligands in catalyst systems; Non-coordinating groups comprising nitrogen being derivatives of carboxylic or carbonic acids, e.g. amide (RC(=O)-NR2, RC(=O)-NR-C(=O)R) , nitrile, urea (R2N-C(=O)-NR2) , guanidino (R2N-C(=NR)-NR2) groups Guanidino groups