Dehydropolymerization of H3B·NMeH2 Mediated by Cationic Iridium(III) Precatalysts Bearing κ3- i Pr-PN R P Pincer Ligands (R = H, Me): An Unexpected Inner-Sphere Mechanism.
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ABSTRACT: The dehydropolymerization of H3B·NMeH2 to form N-methylpolyaminoborane using neutral and cationic catalysts based on the {Ir( i Pr-PNHP)} fragment [ i Pr-PNHP = κ3-(CH2CH2P i Pr2)2NH] is reported. Neutral Ir( i Pr-PNHP)H3 or Ir( i Pr-PNHP)H2Cl precatalysts show no, or poor and unselective, activity respectively at 298 K in 1,2-F2C6H4 solution. In contrast, addition of [NMeH3][BArF 4] (ArF = 3,5-(CF3)2C6H3) to Ir( i Pr
SUBMITTER: Brodie CN
PROVIDER: S-EPMC9594342 | biostudies-literature | 2022 Oct
REPOSITORIES: biostudies-literature
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