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Class 556/146 - Chalcogen bonded directly to the metal


Subclass of Class 556 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein chalcogen (i.e., oxygen, sulfur, selenium,
No. of patents: 142
Last issue date: 11/29/2011


1        
NumberTitleIssue Date
8067628Water-soluble binuclear nitrosyl iron complexes with natural aliphatic thiolyls possessing cytotoxic, apoptotic and no-donor activity
The present invention relates to water-soluble binuclear cationic nitrosyl iron complexes with natural aliphatic thiolyls of general formula [Fe2(SR)2(NO)4]SO4, wherein R is sulfur-contai...
11/29/2011
7842830Transition-metal charge-transport materials, methods of fabrication thereof, and methods of use thereof
Briefly described, embodiments of this disclosure include transition-metal charge-transport materials, methods of forming transition-metal charge-transport materials, and methods of using the transition-metal charge-transport materials. ...
11/30/2010
7462732Volatile nickel aminoalkoxide complex and deposition of nickel thin film using same
A volatile nickel aminoalkoxide complex of formula (I) can form a nickel thin film having an improved quality by metal organic chemical vapor deposition (MOCVD). ...
12/09/2008
7361415System and method for producing light with organic light-emitting devices
Disclosed are emissive materials of formula (I) or (II), comprising two bidentate NO-type ligands, or a tetradentate NOON-type ligand, and a transition metal. The emissive materials are useful as electrophosphorescent emitters in organic light-emitting devices. Also...
04/22/2008
7341818Norbornene-type monomers and polymers containing pendent lactone or sultone groups
The disclosed invention relates to novel norborne-type monomers containing pendent lactone or sultone groups. The invention also relates to norborne-type polymers and copolymers containing pendent lactone or sultone groups. These polymers and copolymers are useful i...
03/11/2008
7335238Method for producing ferrous picrate
The present invention relates to the manufacture of ferrous picrate and the preparation of fuel additives containing ferrous picrate. A process for producing ferrous picrate includes dissolving picric acid in a mixture of an aromatic hydrocarbon and an aliphatic alc...
02/26/2008
7247687Late transition metal catalysts for olefin polymerization and oligomerization
This invention relates to a transition metal compound represented by the formula LMX wherein M is a Group 3 to 11 metal L is a bulky bidentate or tridentate neutral ligand that is bonded to M by two or three heteroatoms and at least one heteroatom is nitrogen; X is ...
07/24/2007
7179939Sodium ferric gluconate complexes and method of manufacture thereof
A process is provided for preparing a sodium ferric gluconate complex, substantially free of excipients, for providing a sodium ferric gluconate complex co-precipitated with sucrose, and for providing sodium ferric gluconate complexes in aqueous solution. ...
02/20/2007
7101654Norbornene-type monomers and polymers containing pendent lactone or sultone groups
The disclosed invention relates to novel norbornene-type monomers containing pendent lactone or sultone groups. The invention also relates to norbornene-type polymers and copolymers comprising one or more repeating units represented by the formula:
09/05/2006
7030200Catalysts for olefin polymerization
Late transition metal complexes of certain ligands which contain phosphinidine and/or imine groups are useful as components of polymerization catalysts for olefins. Useful metals in the complexes include Ni, Pd, Fe and Co. Oligomers and/or polymers of olefins such a...
04/18/2006
7005531Method of making iron(III)gluconate complex
The present invention refers to a method for making iron(III)gluconate complex, preferably alkali iron(III)gluconate complex. The method includes the following steps: (i) mixing a water soluble iron(III)salt in aqueous solution, simultaneously or in any desired sequ...
02/28/2006
6969773Fuel additive containing ferrous picrate produced by a process utilizing wire
A fuel additive containing ferrous picrate produced by a process involving placing wire composed of an alloy of iron in any solution of picric acid in a solvent that is known in the art for reacting with iron to produce ferrous picrate. The wire can be suspended in ...
11/29/2005
6965045Organic metal precursor for use in forming metal containing patterned films
An organic metal precursors containing one or more organic ligands bonded to one or more metal atoms, wherein the organic ligand is rapidly dissociated from the metal atom upon exposure to light and degraded leaving a metal or a metal oxide. By using the organic met...
11/15/2005
6933399Functionalized metal complexes
Described herein are metal complexes having the formula wherein M is nickel, palladium, or platinum; Q1-Q4 are each independently sulfur, selenium, or tellurium; X1-X4 are ea...
08/23/2005
6919467Imino-amide catalyst compositions for the polymerization of olefins
The present invention provides a catalyst precursor and catalyst system comprising the precursor, an embodiment of the precursor is selected from the following structures: wherein T is a bridgi...
07/19/2005
6828454Metal complexes of iminohydroxamic acids
Complexes of the formula I where M═Ni, Pd; process for preparing the metal complexes and the use of the complexes obtainable in this way for the polymerization and copolymerization of olefins, for example in suspensi...
12/07/2004
6784319Synthesis of (±)-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols
Compositions comprising (±)-2-((dimethylamino)methyl)cyclohexanone, a transition-metal salt, and an organic solvent and methods of preparing (±)-cis-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols, in particular (±)-cis-2-((dimethylamino)methyl)-1-(3-methoxypheny...
08/31/2004
6770773Organic acid-Fe-OOH (ferroxane) particles and ferroxane-derived ceramics and ceramic membranes
The present invention relates to ferroxanes and a method of making wherein a ferroxane may be defined by the general formula [Fe(O)x(OH)y(O2CR)z]n wherein x, y and z may be any integer or fraction such that 2x+y...
08/03/2004
6693211Chemical process
This invention provides a process for preparing sodium ferric gluconate complex in sucrose using the following steps: a) combining a ferric salt solution with a weak alkali chosen from the group consisting of alkaline earth metal and ammonium salts, such a...
02/17/2004
6649783Synthesis of (+/-)-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols
Compositions comprising (&#b1;)-2-((dimethylamino)methyl)cyclohexanone, a transition-metal salt, and an organic solvent and methods of preparing (&#b1;)-cis-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols, in particular (&#b1;)-cis-2-((dimethylamino)methy...
11/18/2003
6599587Organometallic precursor for forming metal pattern and method of forming metal pattern using the same
Disclosed is an organometallic precursor for forming a metal pattern, having a structure defined by the following Formula 1, and a method of forming the metal pattern using the same, in which the conductive metal pattern is readily formed through an expos...
07/29/2003
6441164Wurster's crown ligands
Wurster's crown ligands comprise a macrocyclic ligand such as a crown ether in which a hetero atom is substituted with a 1,4-phenylenediamine group. The phenylenediamine group is covalently bound to the macrocyclic ligand by one or both of the amine nitro...
08/27/2002
6433270Photoinduced molecular switches
ORGANOMETALLIC COORDINATION complexes exhibiting two separate, stable forms are described. Conversion from one form to the other is intramolecular, reversible, light-activated (a molecular switch) and occurs both in the solid and in solution. The two form...
08/13/2002
6359159MOCVD precursors based on organometalloid ligands
Chemical vapor deposition processes utilize as precursors volatile metal complexes with ligands containing metalloid elements silicon, germanium, tin or lead....
03/19/2002
6355821Preparation of metal alkoxides
Methods of forming metal alkoxides and methods of forming precursor solutions of metal alkoxides suitable for the coating of glass in the manufacture of electrochromic devices are disclosed. The method of forming metal alkoxides involves dissolving the me...
03/12/2002
6340768MOCVD precursors based on organometalloid ligands
Volatile metal complexes with ଱-sila-ଲ-diketonate ligands containing haloalkyl, and particularly, perfluoroalkyl, substitutents are useful as metal precursors for chemical vapor deposition processes and as nanostructured materials containing f...
01/22/2002
6303805Metallocene complexes and method of preparing the same
The metallocene complexes according to the present invention are prepared by reacting a transition metal complex of Group III-X of the Periodic Table, having at least one cycloalkanedienyl group, with a compound having at least two functional groups. The ...
10/16/2001
6278056Metal complex useful as sensitizer, dye-sensitized oxide semiconductor electrode and solar cell using same
A metal complex represented by the formula: (X)n ML1 L2, (X)2 M(L1)2 or (L1)2 ML2 wherein M represents a Group VIII metal, X represents a polar group, L1
08/21/2001
6262258Wurster's crown ligands
Wurster's crown ligands comprise a macrocyclic ligand such as a crown ether in which a hetero atom is substituted with a 1,4-phenylenediamine group. The phenylenediamine group is covalently bound to the macrocyclic ligand by one or both of the amine nitro...
07/17/2001
6245988Metal complex photosensitizer and photovoltaic cell
A photosensitizer complex of formulae (Ia) MX3 Lt or (Ib) MXYLt in which M is a transition metal selected from ruthenium, osmium, iron, rhenium and technetium, preferably ruthenium or osmium; each X is a co-ligand independ...
06/12/2001
6242623Compositions and metal complexes having ancillary ligands
Novel compositions and metal compounds having an ancillary ligand structure polymerize monomers and functionalized monomers, either alone or in the presence of an activator. The ancillary ligand structure is a chelating ligand that may optionally be furth...
06/05/2001
6221285Production of organomagnesium compounds using catalysts
The preparation of organomagnesium compounds from organic halides, especially aromatic chloro compounds, and magnesium metal in the presence of a transition metal compound as a catalyst....
04/24/2001
6197984Method for the preparation of copolymers of ethylene/norbornene-type monomers with nickel catalysts
A method of preparing amorphous copolymers of ethylene and at least one norbornene (NB)-type comonomer is disclosed. These polymers may be random or alternating depending on the choice of catalyst and/or the relative ratio of the monomers used. This metho...
03/06/2001
6184403MOCVD precursors based on organometalloid ligands
Chemical vapor deposition processes utilize as precursors volatile metal complexes with ligands containing metalloid elements silicon, germanium, tin or lead....
02/06/2001
6136224Gas generant
A gas generant for an air, which is improved in the defects of gas generants using sodium azide in a practical use and has stable combustion capability. And a molecular compound comprising (a) a gas generant component, (b) an oxidant component and (c) a r...
10/24/2000
6136222Liquid absorbent solutions for separating nitrogen from natural gas
Nitrogen-absorbing and -desorbing compositions, novel ligands and transition metal complexes, and methods of using the same, which are useful for the selective separation of nitrogen from other gases, especially natural gas....
10/24/2000
6124476Catalyst ligands, catalyst compositions, catalyst metal complexes and processes for cross-coupling aromatic boron compounds with aromatic halogens or perfluoroalkylsulfonates
The present invention discloses new organic compounds (e.g., ligands), their metal complexes and compositions using those compounds. The invention also relates to the field of catalysis. In particular, this invention relates to new compounds which when co...
09/26/2000
6071908Radiation-activated cytotoxin therapy of neoplastic disease
A method of treating neoplastic disease wherein a patient in need of such treatment is administered an effective amount of a radiation-activated cytotoxin prodrug (RACP) which has low toxicity, which is reducible by reducing agents generated by the radiol...
06/06/2000
6008190Cobalt Schiff base compounds
The invention relates to novel cobalt compounds, having a general structure ##STR1## wherein Co is either Co(II) or Co(III), and each of the R groups is selected from the group consisting of hydrogen, alkyl, hydrophilic organic acid, alkyl amine, ami...
12/28/1999
6002031Metal alkoxyalkoxidecarboxylates and use to form films
Metal alkoxyalkoxidecarboxylates wherein the alkoxy portion has 2-6 carbon atoms and the alkoxide portion has 2-6 carbon atoms are provided and are useful in forming films on a substrate....
12/14/1999
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