Articles with "pre catalysts" as a keyword



Cyclic amines homobimetallic ruthenium pre-catalysts bearing bidentate phosphine and their dual catalytic activity for the ring-opening metathesis and atom-radical polymerizations

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Published in 2019 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2019.126874

Abstract: Abstract A series of [RuCl(dppb)(μ-Cl)3Ru(dppb)(amine)] complexes, where amine is pyrrolidine (1), piperidine (2) or perhydroazepine (3), were synthesized and characterized by elemental analysis, FTIR, UV–Vis, and 1H, 13C{1H} and 31P{1H} NMR spectroscopy. The electrochemistry properties… read more here.

Keywords: cyclic amines; catalysts bearing; ruthenium pre; homobimetallic ruthenium ... See more keywords
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Chiral (cyclopentadienone)iron complexes with a stereogenic plane as pre-catalysts for the asymmetric hydrogenation of polar double bonds

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Published in 2019 at "Tetrahedron"

DOI: 10.1016/j.tet.2019.01.057

Abstract: Abstract In this paper, we describe a small library of easy-to-prepare chiral (cyclopentadienone)iron pre-catalysts for enantioselective C O and C N hydrogenations. Starting from readily accessible achiral materials, six chiral (cyclopentadienone)iron complexes (1a-f) possessing a… read more here.

Keywords: pre catalysts; chiral cyclopentadienone; cyclopentadienone iron;
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Nuclearity effects in supported, single-site Fe(ii) hydrogenation pre-catalysts.

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Published in 2018 at "Dalton transactions"

DOI: 10.1039/c8dt02720j

Abstract: Dimeric and monomeric supported single-site Fe(ii) pre-catalysts on SiO2 have been prepared via organometallic grafting and characterized with advanced spectroscopic techniques. Manipulation of the surface hydroxyl concentration on the support influences monomer/dimer formation. While both… read more here.

Keywords: hydrogenation; single site; pre; supported single ... See more keywords