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US 6,043,363 AGranted
Substituted aminomethylphosphines, compositions and coordination complexes of same, their synthesis and processes using same
AssigneeSymyx Technologies, Inc.
InventorsAnne Marie LaPointe, Anil Guram, Timothy S. Powers, Bernd Jandeleit, Thomas Boussie, Cheryl Lund
Life of this patent
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Abstract
Novel aminomethylphosphine ligands have particular substituents on the central carbon atom. Such ligands form coordination complexes that may be catalysts for the polymerization of monomers or other catalytic induced reactions.
Claims10
A coordination complex characterized by one of the general formulas:
- ##STR72## wherein each of R.sup.1, R.sup.2, R.sup.3, and R.sup.4 is, independently, selected from the group consisting of hydrogen, alkyl, substituted alkyl, saturated cyclic hydrocarbons, aryl, substituted aryl, arylalkyl, substituted arylalkyl, acyl, amino, alkylamino, acylamino, silyl, germyl, stanyl, siloxy, phosphino, aryloxy, aryloxyalkyl, substituted aryloxyalkyl, heteroaryl, substituted heteroaryl, heteroarylalkyl, substituted heteroarylalkyl, heterocycles, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl S-aryl and S-alkyl mercaptans and combinations thereof;
- and optionally R.sup.1 and R.sup.2 are combined together to form a ring structure and optionally, R.sup.3 and R.sup.4 are combined together in a ring structure;
- R' is selected from the group consisting of alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, substituted arylalkyl, silyl, germyl, stanyl, phosphino, aryloxy, aryloxyalkyl, substituted aryloxyalkyl, heteroaryl, substituted heteroaryl, heteroarylalkyl, substituted heteroarylalkyl, heterocycles, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl S-aryl and S-alkyl mercaptans and combinations thereof;
- M is a metal selected from the group consisting of Groups 4-11 of the Periodic Table of Elements;
- D is independently in each occurrence selected from the group consisting of alkyl, substituted alky, aryl, substituted aryl, arylalkyl, substituted arylalkyl, halogen, amino, silyl, germyl, oxo, sulfide, alkoxy, hydride, sulfonate, acteate and combinations thereof;
- and
- x is an integer from 1 to 3.
4 more elements
A composition of matter comprising a compound characterized by the formula:
- ##STR73## wherein each of R.sup.1, R.sup.2, R.sup.3, and R.sup.4 is, independently, selected from the group consisting of hydrogen, alkyl, substituted alkyl, saturated cyclic hydrocarbons, aryl, substituted aryl, arylalkyl, substituted arylalkyl, acyl, amino, alkylamino, acylamino, silyl, germyl, stanyl, siloxy, phosphino, aryloxy, aryloxyalkyl, substituted aryloxyalkyl, heteroaryl, substituted heteroaryl, heteroarylalkyl, substituted heteroarylalkyl, heterocycles, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl, S-aryl and S-alkyl mercaptans and combinations thereof, and optionally R.sup.1 and R.sup.2 are combined together to form a ring structure and optionally, R.sup.3 and R.sup.4 are combined together in a ring structure;
- R' is selected from the group consisting of alkyl, substituted alkyl, aryl, substituted aryl, arylalkyl, substituted arylalkyl, silyl, germyl, stanyl, phosphino, aryloxy, aryloxyalkyl, substituted aryloxyalkyl, heteroaryl, substituted heteroaryl, heteroarylalkyl, substituted heteroarylalkyl, heterocycles, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl S-aryl and S-alkyl mercaptans and combinations thereof;
- and
- a metal precursor of the formula M(D).sub.x where M is a metal selected from the group consisting of Groups 5, 6, 7, 8, 9 and 10 of the Periodic Table of Elements;
- and D is selected from the group consisting of halide, alkyl, substituted alkyl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, alkoxy, aryloxy, hydroxy, boryl, silyl, hydrido, thio, seleno, phosphino, amino and combinations thereof;
- and x is a suitable integer for the chosen metal.
3 more elements
Dependencies are inferred from the claim text.