Class 556/47 - The metal is bonded directly to an unsaturated 5-membered carbocyclic ring and to at least three -C(=X)- groups, wherein X is chalcogen (e.g., cyclopentadienyl manganese tricarbonyl, indenyl manganese tricarbonyl, etc.)

Subclass of Class 556 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the metal is bonded directly to an unsaturated
No. of patents: 47
Last issue date: 10/30/2007

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Number	Title	Issue Date
7288198	Removal of alcohols and water from a methylcyclopentadiene recycle stream in a process for the synthesis of methylcyclopentadienyl manganese tricarbonyl During the process of synthesis of methylcyclopentadienyl manganese tricarbonyl (MMT), a key raw material methylcyclopentadiene (MCP) is used. The MCP component may be recycled for subsequent reaction processes. The recycle stream of MCP is washed with water and, op...	10/30/2007
7256303	Method for producing alkylated cyclopentadienyl manganese tricarbonyls A method for producing alkylated cyclopentadienyl manganese tricarbonyls, in particular a method for producing methyl cyclopentadienyl manganese tricarbonyl. It involves a process for synthesizing organometallic compounds. Alkylated cyclopentadienyl manganese tricar...	08/14/2007
7223878	Reduction of concentration of inorganic by-products and organometallic by-products in the preparation of metallocenes and economical recovery of the starting materials used A process for separating inorganic and organometallic by-products from a mixture comprising at least one organometallic transition metal compound as product and at least one organometallic by-product and at least one inorganic by-product as by-products comprises the...	05/29/2007
7112638	Hetero cyclic metallocene compounds and use thereof in catalyst system for producing olefin polymers A metallocene compound of general formula (I): LGZMXp, wherein L is a divalent group, Z is a moiety of formula (II), wherein R3 and R4 are selected from hydrogen and hydrocarbon groups; A and B are...	09/26/2006
7030257	Metallocenes and processes for their preparation Disclosed herein are novel high oxidation state metallocene compounds, processes for preparing these compounds and uses of these compounds. ...	04/18/2006
7005394	Tackified thermoplastic-epoxy pressure sensitive adhesives A pressure sensitive adhesive composition comprised of: a) 75 to 99.9 weight percent of a tackified thermoplastic polymer component comprising 1) 1–99 weight percent of a thermoplastic polymer substantially without epoxy-binding or ester functions, and 2) 1–99 w...	02/28/2006
6913792	Hybrid materials employing PPE/polystyrene/curable epoxy mixtures A curable melt blended composition and a method of making the composition by melt blending a thermoplastic polymer comprising polyphenylene ether (PPE) polymer and a polystyrene polymer, preferably high impact polystyrene (HIPS), and optionally a compatiblizer, with...	07/05/2005
6906156	Accelerators for cationic polymerization catalyzed by iron-based catalyst Accelerators that can be useful for an energy polymerizable composition comprising a cationically curable material; energy polymerizable compositions comprising at least one cationically curable material and an initiation system therefor, the initiation system compr...	06/14/2005
6872844	Metal complexes containing acetylenic ligands, polymerization catalysts and addition polymerization process A complex of a Group 3-10 metal, said complex comprising a cyclic group containing delocalized electrons, a bridging group connecting he metal with the cyclic group, and acetylene or a derivative thereof. ...	03/29/2005
6872843	Non-metallocene compounds, method for the production thereof and use of the same for the polymerization of olefins The invention relates to a method for producing special transition metal compounds, to novel transition metal compounds and to the use of the same for the polymerisation of olefins. ...	03/29/2005
6610629	Process for producing an oxide catalyst for oxidation or ammoxidation Disclosed is a process for producing an oxide catalyst comprising, as component elements, molybdenum (Mo), vanadium (V), at least one element selected from the group consisting of the two elements of antimony (Sb) and tellurium (Te), and niobium (Nb), whe...	08/26/2003
6479646	Metallocene compounds having indenyl ligand and catalysts for olefin polymerization containing the same A metallocene compound having an indenyl ligand substituted by a heteroaromatic group, which is useful as an olefin polymerization catalyst. The metallocene compound has the following structure ##STR1## wherein M is a transition metal atom; each Ra is a m...	11/12/2002
6407031	Promoted multi-metal oxide catalyst A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane a...	06/18/2002
6403772	Open-pentadienyl metallocenes, precursors thereof and polymerization catalysts therefrom New metallocene compounds are described where the ligand contains at least one open-pentadienyl containing radical characterized by a cyclic or acyclic, six π electron, delocalized, five atomic center structure. These metallocenes can advantageously be u...	06/11/2002
6403525	Promoted multi-metal oxide catalyst A catalyst comprising an in promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane, or a mixture of an a...	06/11/2002
6383978	Promoted multi-metal oxide catalyst A promoted multi-metal oxide catalyst is useful for the vapor phase oxidation of an alkane, or a mixture of an alkane and an alkene, to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane, or a mixture of an alkane and an alke...	05/07/2002
6376629	Single-site catalysts for olefin polymerization A single-site olefin polymerization catalyst and method of making it are disclosed. The catalyst comprises an activator and an organometallic complex. The complex comprises a Group 3 to 10 transition or lanthanide metal, M, and at least one indenoindolyl ...	04/23/2002
6365762	Method for catalytic and selective oxidation of aromatic compounds The invention relates to the use of compounds of the formula R1a Reb Oc.L.sub.d (I), in which ##STR1## and the total of a, b and c is such as to comply with the pentavalency or heptavalency of rhenium, with the prov...	04/02/2002
6268518	Metallocene compounds and their use in catalysts for the polymerization of olefins It is disclosed a new class of bridged metallocene compounds of formula (I): ##STR1## wherein R1 and R2 can be hydrogen, alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl radicals; R3 and R4 form a condensed, 5- ...	07/31/2001
6057465	Arene-transition metal linkers for solid phase synthesis Compositions and methods for the solid phase synthesis of organic compounds are provided. The compositions are solid supports having an attached traceless linker precursor and are represented by the formula: ##STR1## In this formula, S0 is...	05/02/2000
5883278	Enhanced synthesis of racemic metallocenes Chiral metallocenes are prepared by reacting a salt of an asymmetric bis(cyclopentadienyl) moiety containing ligand with a chelate diamine adduct of a transition, lanthanide, or actinide metal halide in an organic solvent medium so as to produce said chir...	03/16/1999
5883277	Metallocene complexes with cationic bridges Metallocene complexes having a cationic bridge of the formula ##STR1## where the substituents have the following meanings: M is a metal of transition group III, IV, V or VI of the Periodic Table of the Elements or a metal of the lanthanide group, X i...	03/16/1999
5861522	Production of bridged metallocene complexes and intermediates therefor Bridged metallocene compounds are produced by a process of promising commercial utility for plant-sized operations. One of the key steps of the process involves converting a deprotonated silicon-, germanium- or tin-containing ligand into the metallocene. ...	01/19/1999
5847175	Enhanced synthesis of racemic metallocenes Chiral metallocenes are prepared by reacting a salt of an asymmetric bis(cyclopentadienyl)-moiety-containing ligand with a chelate diamine adduct of a transition, lanthanide, or actinide metal halide in an organic solvent or diluent so as to produce said ...	12/08/1998
5770752	Process for reducing the concentration of by-products in product mixtures The present invention relates to a process for reducing the concentration of organometallic and/or inorganic by-products in product mixtures formed in the synthesis of metallocenes, which comprises treating a mixture comprising one or more metallocenes an...	06/23/1998
5668192	Onium borates/borates of organometallic complexes and cationic initiation of polymerization therewith Novel onium borates of an element of Groups 15 to 17 of the Periodic Table, or borates of an organometallic complex of an element of Groups 4 to 10 of the Periodic Table, well suited for the photochemical/electron beam cationic initiation of polymerizatio...	09/16/1997
5578741	Process for preparing cyclopentadienyl-type ligands In accordance with the present invention there is provided a cyclopentadienyl-type ligand represented by the formula ZA, wherein Z is a cyclopentadienyl-type group, wherein A is --YPR2, --YNR2, or --NR2, wherein Y is an al...	11/26/1996
5556997	Enhanced synthesis of racemic metallocenes Chiral metallocenes are prepared by reacting a salt of an asymmetric bis(cyclopentadienyl) moiety containing ligand with a chelate diamine adduct of a transition, lanthanide, or actinide metal halide in an organic solvent medium so as to produce said chir...	09/17/1996
5550265	Onium borates/borates of organometallic complexes and cationic initiation of polymerization therewith Novel onium borates of an element of Groups 15 to 17 of the Periodic Table, or borates of an organometallic complex of an element of Groups 4 to 10 of the Periodic Table, well suited for the photochemical/electron beam cationic initiation of polymerizatio...	08/27/1996
5455333	Preparation of metallocenes Metallocenes which are useful as olefin polymerization catalysts are prepared by reacting a compound of a metal of the group 4 to 10, lanthanide or actinide series of the Periodic Table of the Elements with a magnesium halide salt of a cyclopentadienyl co...	10/03/1995
5362421	Electrically conductive adhesive compositions An anisotropically conductive adhesive composition provides electrical conductivity between facing electrodes but maintains electric insulation laterally between adjacent electrodes and comprises (a) a cationically polymerizable monomer, such as a glycidy...	11/08/1994
5349100	Chiral metallocene compounds and preparation thereof by creation of a chiral center by enantioselective hydride transfer There are provided enantiomerically enhanced chiral substituted cyclopentadienyl ligands, and compounds thereof, and a process for their making comprising contacting an optionally substituted fulvene having a prochiral carbon 6 with a lithium salt of an a...	09/20/1994
5281733	Process for producing MMT A process for the carbonylation of substituted metal coordination compounds in the presence of carbon monoxide at a pressure in excess of 400 psig to produce optionally substituted cyclopentadienyl metallic carbonyls, particularly methylcyclopentadienyl m...	01/25/1994
5245064	1,2,3,4-tetraalkyl-5-perfluoroalkyl-cyclopentadiene, di-(perfluoroalkyl)-trialkylcyclopentadiene and transition metal complexes thereof The present invention provides a compound of the formula: ##STR1## wherein R1 is (C1 -C5)perfluoroalkyl, R2 is (C1 -C5)perfluoroalkyl or (C1 -C5)alkyl, R3 i...	09/14/1993
5208357	Chiral metallocene compounds and preparation thereof by attachment of chiral center There are provided enantiomerically enhanced chiral substituted cyclopentadienyl ligands and compounds thereof, and a process for their making comprising contacting a substituted fulvene or derivative thereof with an enantiomerically enhanced or pure nucl...	05/04/1993
5191101	Energy polymerizable compositions containing organometallic initiators An energy polymerizable composition and process therefore, comprising a cationically polymerizable material and a catalytically effective amount of an ionic salt of an organometallic complex cation as polymerization initiator, said ionic salt of an organo...	03/02/1993
5026885	Process for preparing transition metal cyclopentadienyl carbonyl compounds Transition metal cyclopentadienyl carbonyl compounds of the formula: [Rx Cp M(CO)y ]n wherein R is hydrocarbyl, Cp is cyclopentadienyl, M is a transition metal, x is 0 or an integer from 1 to 5, y is an interge...	06/25/1991
4952713	Bridged transition-metal complexes and uses thereof for hydrogen separation, storage and hydrogenation The present invention constitutes a class of organometallic complexes which reversibly react with hydrogen to form dihydrides and processes by which these compounds can be utilized. The class includes bimetallic complexes in which two cyclopentadienyl rin...	08/28/1990
4946975	Process for making methylcyclopentadienyl manganese tricarbonyl compounds Cyclopentadienyl manganese tricarbonyl compounds are made by reacting a mixture of 0.25-0.55 moles of manganese acetate and 0.45-0.55 moles of a bis-cyclopentadienyl manganese compound with about 0.5-2.1 moles of an alkyl aluminum compound (e.g. triethyl ...	08/07/1990
4699987	(Perfluoroalkyl)-cyclopentadienylthallium Perfluoroalkylcyclopentadienylthallium compounds of the general formula: ##STR1## wherein n=1-5 are disclosed which are useful to modify the properties of transition metal complexes by the introduction of an electron-withdrawing perfluoroalkylcyclope...	10/13/1987

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Class 556/47 - The metal is bonded directly to an unsaturated 5-membered carbocyclic ring and to at least three -C(=X)- groups, wherein X is chalcogen (e.g., cyclopentadienyl manganese tricarbonyl, indenyl manganese tricarbonyl, etc.)