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Tetra­carbonyl-2κ4C-[μ-5-methyl-1,1,3-triphenyl-2-(propan-2-yl)-2,4-di­aza-1,3-diphosphahexan-4-ido-1κN4:2κP1,P3](N,N,N′,N′-tetra­methyl­ethane-1,2-di­amine-1κ2N,N′)lithiummolybdenum

2018, Höhne, Martha, Spannenberg, Anke, Müller, Bernd H., Peulecke, Normen, Rosenthal, Uwe

The title complex, [LiMo(C6H16N2)(C24H29N2P2)(CO)4], contains a distorted octa­hedrally coordinated molybdenum centre bearing a li­thia­ted P,P′-cis-chelating PNPN ligand, which results in a nearly planar four-membered metallacycle. The Li atom is coordinated by one equivalent tetra­methyl­ethylenedi­amine. In the crystal, mol­ecules are linked via weak C—H...O inter­actions, forming a chain along the b-axis direction.

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Tetra­carbon­yl[N-(di­phenyl­phosphanyl-κP)-N,N′-diisoprop­yl-P-phenyl­phospho­rus di­amide-κP]molybdenum(0) with an unknown solvent

2018, Höhne, Martha, Gongoll, Marc, Spannenberg, Anke, Müller, Bernd H., Peulecke, Normen, Rosenthal, Uwe

The title complex, [Mo(C24H30N2P2)(CO)4], contains a molybdenum centre bearing a P,P′-cis-chelating Ph2PN(iPr)P(Ph)NH(iPr) and four carbonyl ligands in a distorted octa­hedral coordination geometry. This results in a nearly planar four-membered metallacycle. In the crystal, mol­ecules are linked by N—H...O and C—H...O hydrogen bonds to form layers parallel to the ac plane. For the final refinement, the contributions of disordered solvent mol­ecules were removed from the diffraction data with SQUEEZE in PLATON [Spek (2015). Acta Cryst. C71, 9–18]. The given chemical formula and other crystal data do not take into account the unknown solvent mol­ecule(s).

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Tetra­carbon­yl[4,4-dimethyl-2-(pyridin-2-yl)-2-oxazoline-κ2N,N′]molybdenum(0)

2019, Steinlechner, Christoph, Spannenberg, Anke, Junge, Henrik, Beller, Matthias

In the title compound, [Mo(C10H12N2O)(CO)4], the molybdenum(0) center is surrounded by a bidentate di­imine [4,4-dimethyl-2-(pyridin-2-yl)-2-oxazoline] and four carbonyl ligands in a distorted octa­hedral coordination geometry. The di­imine ligand coordinates via the two nitro­gen atoms.