Bis[diphenylphosphino]methane and its bridge-substituted analogues as chemically non-innocent ligands for H2 activation
Author(s) -
Nikolay V. Kireev,
Oleg A. Filippov,
Ekaterina S. Gulyaeva,
Elena S. Shubina,
Laure Vendier,
Yves Canac,
JeanBaptiste Sortais,
Noël Lugan,
Dmitry A. Valyaev
Publication year - 2020
Publication title -
chemical communications
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.837
H-Index - 333
eISSN - 1364-548X
pISSN - 1359-7345
DOI - 10.1039/c9cc07713h
Subject(s) - deprotonation , chemistry , hydride , medicinal chemistry , methane , bridge (graph theory) , stereochemistry , hydrogen , organic chemistry , medicine , ion
Deprotonation of fac-[(κ2P,P-Ph2PCH(R)PPh2)Mn(CO)3Br] (R = H, Me, Ph) produces the corresponding diphosphinomethanide derivatives fac-[(κ3P,C,P-Ph2PC(R)PPh2)Mn(CO)3], which are prone to activate H2 to form the hydride complexes fac-[(κ2P,P-Ph2PCH(R)PPh2)Mn(CO)3H]. The substitution of the dppm bridge improves dramatically the reaction efficiency and this was rationalized by DFT calculations.
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