The most Lewis acidic perfluoroarylborane prepared to date: the multicenter organo-Lewis acid 1 is capable of forming both mono- and dianionic metallocenium counteranions, the olefin polymerization activities of which are up to 20 times higher than those of the analogous B(C6F5)3-activated catalysts.
No takes yet. Share an insight, caveat, or question.
Metz et al. (2000) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: