Metal complexes with N-Aminoamidinate ligands

A metal complex having at least one neutral N-aminoamidine ligand, wherein the metal complex is constructed according to general formula 2

• wherein
• M is a transition metal selected from group 1 or 11 of the Periodic Table of the Elements (PTE),
• R1 is hydrogen or a cyclic, linear or branched alkyl radical having up to 8 C atoms, or a substituted or unsubstituted aryl radical having up to 20 C atoms,
• R2 and R3 independently of one another are hydrogen, CH3 or C2H5,
• R4 is hydrogen, CH3, NH2, N(CH3)2 or N(C2H5)2 ,
• X is a monoanionic coligand selected from the group consisting of the hydride anion (H−), the group of halides, the group of cyclic, linear or branched alkylide radicals with up to 8 C atoms, the group of substituted or unsubstituted arylide and heteroarylide radicals with up to 10 C atoms, the group of alkoxylato ligands, the group of alkylthiolato or alkylselenato ligands, and the group of secondary amido ligands,
• Y is a dianionic co-ligand selected from the group consisting of the oxo group [O]2−, and the imido group [NR5]2−, wherein R5 is a cyclic, branched or linear alkyl radical with up to 8 C atoms or is a substituted or unsubstituted aryl radical with up to 20 C atoms,
• L is a neutral 2-electron donor ligand, wherein the neutral N-aminoamidine ligand is N, N′-bis(dimethylamino)acetamidine (“H-bdma”),
• a is an integer between 1 and 4, and
• n, m and p each independently of one another are 0, 1, 2, 3 or 4.

A metal complex having N-aminoamidinate ligands in accordance with formula 4,

• wherein the monoanionic N-aminoamidinate ligands of index c and the neutral N-aminoamidino ligands of index b are combined in one complex and on one coordination centre,
• and wherein the indices b and c independently of one another represent the integers 1, 2 or 3 and wherein
• M is a metal selected from groups 1 to 15 of the Periodic Table of the Elements (PTE),
• X is a monoanionic co-ligand selected from the group consisting of the hydride anion (H−), the group of the halides, the group of the cyclic, linear or branched alkylide radicals having up to 8 C atoms, the group of substituted or unsubstituted arylide and heteroarylide radicals having up to 10 C atoms, the group of alkoxylato ligands, from the group of alkylthiolato or alkylselenato ligands, andthe group of secondary amido ligands,
• Y is a dianionic coligand selected from the group consisting of the oxo group [O]2−, and the imido group [NR5]2−, where R5 is a cyclic, branched or linear alkyl radical having up to 8 C atoms or is a substituted or unsubstituted aryl radical having up to 20 C atoms,
• L is a neutral 2-electron donor ligand, and
• n, m, and p each independently of one another are 0, 1, 2, 3 or 4.

A metal complex having at least one N-aminoamidinate ligand, wherein the metal complex is constructed according to the general formula 1

• wherein
• M is a metal selected from groups 1 to 15 of the Periodic Table of the Elements (PTE),
• R1 is hydrogen or a cyclic, linear or branched alkyl radical having up to 8 C atoms, or a substituted or unsubstituted aryl radical having up to 20 C atoms,
• R2 and R3 independently of one another are hydrogen, CH3 or C2H5,
• R4 is hydrogen or a cyclic, linear or branched alkyl radical having up to 8 C atoms, NH2, N(CH3)2 or N(C2H5)2,
• X is a monoanionic co-ligand selected from the group consisting of the hydride anion (H−), the group of the halides, the group of the cyclic, linear or branched alkylide radicals having up to 8 C atoms, the group of substituted or unsubstituted arylide and heteroarylide radicals having up to 10 C atoms, the group of alkoxylato ligands, the group of alkylthiolato or alkylselenato ligands, and the group of secondary amido ligands,
• Y is a dianionic coligand selected from the group consisting of the oxo group [O]2−and the imido group [NR5]2−, where R5 is a cyclic, branched or linear alkyl radical having up to 8 C atoms or is a substituted or unsubstituted aryl radical having up to 20 C atoms,
• L is a neutral 2-electron donor ligand, wherein if M is scandium,L is not a pentamethylcyclopentadiene (Cp*) ligand,
• a is an integer between 1 and 4, and
• n, m, and p each independently of one another are 0, 1, 2, 3 or 4.