2024-03-29T13:49:55Zhttps://repositori.uji.es/oai/requestoai:repositori.uji.es:10234/1124592022-10-10T07:53:34Zcom_10234_7053com_10234_9col_10234_8639
Repositori UJI
author
Sabater López, Sara
author
Mata Martínez, Jose A
author
Peris, Eduardo
2015-01-15T12:45:39Z
2015-01-15T12:45:39Z
2013-09
1099-0682
http://hdl.handle.net/10234/112459
http://dx.doi.org/10.1002/ejic.201300667
The reaction of [Cp*Cl2Ir(triazolium-ylidene)]BF4 (Cp* = pentamethylcyclopentadienyl) with chiral orthometalated palladium dimers results in facile bridge splitting to afford heterodimetallic Ir–Pd* complexes. The structural characteristics of these complexes show the presence of different isomers as a consequence of hindered rotation about the M–Ccarbene bond (M = Ir/Pd). The heterodimetallic complexes contain two axes of chirality related to each metal. The crystal structure of one heterodimetallic iridium–palladium complex derived from the chiral N,N-dimethylbenzylamine ligand is described and contains two of the rotamers. The Ir/Pd* complexes have been tested in a sequence of two catalytic reactions, which implies the isomerization and asymmetric hydrophosphination of 1,3-diphenylpropargyl alcohol. All the catalysts show high activity in the overall reaction process and excellent regioselectivity, although the enantioselectivities were low.
eng
Copyright © 2013 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
Iridium
Palladium
Chirality
Isomerization
Carbenes
Synthesis of Heterodimetallic Iridium–Palladium Complexes Containing Two Axes of Chirality: Study of Sequential Catalytic Properties
info:eu-repo/semantics/article
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