Isolation of ligand-centered borocations in molybdenum complexes containing a triaminoborane-bridged diphosphorus ligand

2019 ◽  
Vol 48 (11) ◽  
pp. 3777-3785 ◽  
Author(s):  
Kyounghoon Lee ◽  
Chan Woo Kim ◽  
Jimmy L. Buckley ◽  
Bess Vlaisavljevich ◽  
Scott R. Daly

Metal complexes that form isolable, ligand-centered borenium ions (i.e. reactive three-coordinate boron cations) are rare, especially with highly-versatile diphosphorus ligands.

2021 ◽  
Author(s):  
Yuya Ashida ◽  
Yoshiaki Nishibayashi

Nitrogen fixation using homogeneous transition metal complexes under mild reaction conditions is a challenging topic in the field of chemistry. Several successful examples of the catalytic conversion of nitrogen molecule...


1987 ◽  
Vol 42 (9) ◽  
pp. 1115-1120 ◽  
Author(s):  
Georg Schmitt ◽  
H. Pritzkow ◽  
H. P. Latscha

The photochemical reaction of o-C6H4(PR2)2; R = OCH3, OC2H5 , m-C6H4(PR2)2; R = N(CH3): and p-C6H4(PR2)2; R = OCH3. N(CH3)2 with (tricarbonylj(methylcyclopentadienyl)- manganese (Cp')Mn(CO)3 (6) and p-C6H4(P(N(CHO3)2)2)2 with (tricarbonyl)(methyl)(cyclopenta- dienyl)molybdenum (CH3)(Cp)Mo(CO)3 (7) yields new manganese and molybdenum complexes. o-Phenylen-bis(phosphonousaciddimethylester)(carbonyl)(methylcyclopentadienyl )manganese (8) forms yellow crystals, whose structure is reported. The reaction of o-C6H4(P(OCH3)2)2 (1) with NiCl2 gives a 1:1 phosphane complex (14). Ni(OH)Clopm. The complexes are characterized by elemental analysis, 1H NMR, 31P NMR, IR and mass spectroscopy.


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