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Plot for polymerization (%) of L-lactide with reaction time (h), (A) where red and blue markers have been used for catalysis with (18e-2H)Ti(OiPr)2 and [(18e-2H)Ti(OiPr)2]BARF, respectively, (B) and in situ redox-switching with (18e-2H)Ti(OiPr)2 as starting precatalyst. Adapted with permission from Ref. [93]. Copyright 2015 American Chemical Society.
