The Metal Is Bonded Directly To X Of A -c(=x)x- Group, Wherein The X's Are The Same Or Diverse Chalcogens (e.g., Manganese Acetate, Etc.) Patents (Class 556/49)
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Patent number: 5356546Abstract: This invention relates to metal salts of the general formulaA.sup.y- M.sup.y+ (I)wherein M represents one or more metal ions, y is the total valence of all M and A represents one or more anion containing groups having a total of about y individual anionic moieties and each antion containing group is a group of the formula ##STR1## wherein each group in (II) is as described in the specification. These salts find utility in lubricants and fuels other than 2-cycle engine lubricants and fuels.Type: GrantFiled: April 16, 1992Date of Patent: October 18, 1994Assignee: The Lubrizol CorporationInventors: Sheri L. Blystone, William K. S. Cleveland, Paul E. Adams
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Patent number: 5330742Abstract: Methods and diagnostic compositions are disclosed for enhancing magnetic resonance imaging which utilize a paramagnetic metal cluster. Magnetic resonance contrast media containing Z+[Mn.sub.12 X.sub.12 (OYR).sub.16 (L).sub.4 ], where OYR is an oxyacid such as benzoic acid, acetic acid, methyl sulphonic acid, methyl phosphonic acid; L is a neutral donor such as water, alcohol, pyridine, or other amines; X is a chalcogen, such as O or S; and Z is a pharmaceutically acceptable counterion are disclosed. Z may also be a paramagnetic counter ion, such as a high spin metal cluster. The paramagnetic cluster may optionally be complexed or conjugated to a carrier compound capable of altering the paramagnetic metal cluster's biodistribution, increasing its selectivity of tumor localization, and amplifying its proton relaxivity.Type: GrantFiled: April 3, 1992Date of Patent: July 19, 1994Assignee: Mallinckrodt Medical, Inc.Inventors: Edward A. Deutsch, Dennis A. Moore
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Patent number: 5326891Abstract: Novel hydrophobicized double-layer hydroxide compounds, processes for their production by reaction of double-layer hydroxides with aliphatic mono- and/or dicarboxylic acids, and their uses as alkoxylation catalysts for compounds containing active H atoms or for fatty acid esters.The hydrophobicized double-layer hydroxide compounds correspond to formula (I)(M(II).sub.1-x M(III).sub.x (OH).sub.2)A.sub.a B.sub.b * z H.sub.2 O (I)in whichM(II) is a divalent metal cation selected from the group consisting of magnesium, zinc, calcium, iron, cobalt, copper, cadmium, nickel and manganese;M(III) is a trivalent metal cation selected from the group consisting of aluminum, iron, chromium, manganese, bismuth and cerium;A is an equivalent of a monoanion of an aliphatic C.sub.2-34 monocarboxylic acid or an equivalent of a dianion of an aliphatic C.sub.Type: GrantFiled: April 29, 1993Date of Patent: July 5, 1994Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Wolfgang Breuer, Hans-Christian Raths
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Patent number: 5274147Abstract: A process for preparing a dinuclear manganese complex of formula (A) ##STR1## wherein: Mn represents manganese in the III or IV oxidation state, each X is independently a co-ordinating or bridging species selected from H.sub.2 O, O.sub.2.sup.-, O.sup.2-, OH.sup.-, SH.sup.-, S.sup.2-,>S=O, Cl.sup.-, N.sub.3.sup.-, SCN.sup.-, N.sup.3-, RCOO.sup.-, NH.sub.2.sup.- and NR.sub.Type: GrantFiled: July 6, 1992Date of Patent: December 28, 1993Assignee: Lever Brothers Company, Division of Conopco, Inc.Inventors: Judith Kerschner, Jean H. Koek, Ronald P. Potman, Lodewijk Van der Wolf
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Patent number: 5183933Abstract: Provided is a continuous process for producing 2,6-naphthalenedicarboxylic acid by the liquid phase oxidation of 2,6-dimethylnaphthalene comprising continuously adding to a reaction zone the oxidation reaction components comprising 2,6-dimethylnaphthalene, a source of molecular oxygen, a solvent comprising an aliphatic monocarboxylic acid, and a catalyst comprising cobalt, manganese and bromine components, wherein the atom ratio of manganese to cobalt is about 5:1 to about 0.3:1, the total of cobalt and manganese is at least about 0.40 weight percent based on the weight of solvent, and maintaining the contents of the reaction zone at a temperature of about 370.degree. F. to about 420.degree. F. and at a pressure sufficient to maintain at least a portion of the monocarboxylic acid in the liquid phase thereby oxidizing the 2,6-dimethylnaphthalene to 2,6-naphthalenedicarboxylic acid.Type: GrantFiled: October 15, 1991Date of Patent: February 2, 1993Assignee: Amoco CorporationInventors: Jon J. Harper, George E. Kuhlmann, Keith D. Larson, Rosemary F. McMahon, Paul A. Sanchez
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Patent number: 5149854Abstract: The present invention relates to a process for preparing platinum group metal and rhenium salts of organic carboxylic acids and products obtained using the disclosed process. The process comprises reacting an alkali or alkaline earth metal salt of an organic carboxylic acid with a platinum group metal or rhenium salt in an organic liquid which at least partially dissolves the alkali and/or alkaline earth metal salt, the platinum group metal or rhenium salt, and the desired platinum group metal or rhenium carboxylate product, but is not a solvent for the salt formed between the alkali or alkaline earth metal and the anion of the platinum group metal or rhenium salt.Type: GrantFiled: December 10, 1990Date of Patent: September 22, 1992Assignee: Mooney Chemicals, Inc.Inventor: Thomas E. Nappier
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Patent number: 5099045Abstract: One embodiment of the present invention is based on the discovery of another hexadecanuclear manganese aggregate having a core of 6 barium ions surrounding a carbonate ion. Stated differently, one embodiment of the present invention comprises a composition of matter having the formula:[Mn.sub.16 Ba.sub.10 O.sub.4 (OH).sub.4 (CO.sub.3).sub.5 L.sub.8 ].xH.sub.2 Owherein x is an integer ranging from about 0 to about 120 and L is a ligand.Another embodiment of the present invention comprises a method of preparing the novel compounds of the present invention, which method comprises preparing a chloride free aqueous solution containing a source of carbonate ion selected from sodium carbonate, CO.sub.2 and mixtures thereof and a compound having the formula:Ba.sub.2 [Mn.sub.4 (O)(OH)(O.sub.2 CR).sub.2 L.sub.2 ].xH.sub.Type: GrantFiled: May 10, 1990Date of Patent: March 24, 1992Assignee: Exxon Research and Engineering CompanyInventors: Sergiu M. Gorun, Robert T. Stibrany
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Patent number: 5025101Abstract: Briefly stated, the present invention comprises a composition of matter having the formula:M.sub.2 [Mn.sub.4 (O) (OH) (O.sub.2 CR).sub.2 L.sub.2 ]wherein M is an alkali earth metal selected from magnesium, calcium, strontium, barium or mixtures thereof, R is hydrogen or a hydrocarbyl group, and L is a ligand having the formula: ##STR1## The present invention also encompasses methods for preparing these novel compounds.Type: GrantFiled: June 21, 1990Date of Patent: June 18, 1991Assignee: Exxon Research & Engineering CompanyInventors: Sergiu M. Gorun, Robert T. Stibrany
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Patent number: 5010103Abstract: New compounds having utility for enhancing the activity of antifolates are disclosed of the formula: ##STR1## wherein X is selected from hydrogen ##STR2## and R" ; R' is selected from alkyl, alkenyl, alkynyl, substituted and unsubstituted aryl, and substituted and unsubstituted heterocyclic aryl; R" is selected from ##STR3## and R'S; M is selected from OR and secondary amine; and R is selected from hydrogen, alkyl, acyloxymethyl, substituted and unsubstituted aryl, substituted and unsubstituted heterocyclic aryl, amino cation and metal cation.Type: GrantFiled: January 17, 1990Date of Patent: April 23, 1991Assignee: The Research Foundation of State University of N.Y.Inventor: Thomas I. Kalman
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Patent number: 4954645Abstract: Briefly stated, the present invention encompasses a new class of rhenium 1,1-dithioacid complexes and their method of preparation. The complexes have the general formula [L.sub.2 Re(.mu.-S)].sub.2 wherein L is a dithioacid or similar ligand, and .mu. denotes the fact that the sulfur atoms in the core of the complex bridge the two rhenium atoms in the complex. Thus, the core structure for such typical compounds is generally of the form: ##STR1## where the dangling valences are associated with the sulfur atoms of a 1,1-dithioacid, L.Type: GrantFiled: July 26, 1989Date of Patent: September 4, 1990Assignee: Exxon Research and Engineering CompanyInventors: Thomas R. Halbert, Liwen Wei, Edward I. Stiefel
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Patent number: 4952289Abstract: Methods and apparatus for electrochemical extraction of a ligand such as molecular oxygen from a first fluid environment and for release of a ligand such as molecular oxygen, as well as ligand carrier compounds therefor comprising macrocyclic amines having the general formulas: ##STR1## where: A, B, C, D, E, and F are each nitrogen, oxygen, sulfur, or phosphorous;m, n, o, p, q, and r are each typically 2, 3, 4, 5, or 6;the R substituents are each generally H or short chain (linear or branched) alkyl, although R.sub.2 may represent ketyl (.dbd.o); andM is a suitable transition metal ion.Type: GrantFiled: May 9, 1988Date of Patent: August 28, 1990Assignee: Aquanautics CorporationInventors: Joseph P. Ciccone, Emory S. DeCastro, John B. Kerr
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Patent number: 4927966Abstract: New compounds having utility for enhancing the activity of antifolates are disclosed of the formula: ##STR1## wherein X is selected from hydrogen ##STR2## and R"--; R' is selected from alkyl, alkenyl, alkynyl, substituted and unsubstituted aryl, and substituted and unsubstituted heterocyclic aryl; R" is selected from ##STR3## and R'S; M is selected from OR and secondary amine; and R is selected from hydrogen, alkyl, acyloxymethyl, substituted and unsubstituted aryl, substituted and unsubstituted heterocyclic aryl, amino cation and metal cation.Type: GrantFiled: June 4, 1987Date of Patent: May 22, 1990Assignee: The Research Foundation of State University of New YorkInventor: Thomas I. Kalman
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Patent number: 4925925Abstract: A composition of matter having the following general formula ##STR1## wherein L represents 2-hydroxy isobutyric acid. This composition of matter is useful in improving the reaction efficiency or yield when bonding rhenium to a chelating ligand preferably a polydentate sulfur, selenium, phosphorous or nitrogen ligand. This provides a method to bond radioactive rhenium to various chelating ligands for a radiopharmaceutical. Further, this also provides a method to bond a radioactive rhenium to a protein such as a monoclonal antibody. This in turn provides a method to provide beta emitting radiation to cancer cells.Type: GrantFiled: April 4, 1989Date of Patent: May 15, 1990Assignee: University of CincinnatiInventor: Edward A. Deutsch
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Patent number: 4910175Abstract: Recovery of cobalt and manganese catalyst from oxidation process, by precipitation with oxalic acid and alkali metal hydroxide, followed by oxidation of the precipitate in acetic acid to form cobalt and manganese acetate.Type: GrantFiled: December 12, 1988Date of Patent: March 20, 1990Assignee: E. I. Du Pont de Nemours and CompanyInventors: Robert E. Michel, Matthew R. Kegelman, Frederick J. Sebelist
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Patent number: 4839467Abstract: A composition of matter having the following general formula ##STR1## wherein L represents 2-hydroxy isobutyric acid. This composition of matter is useful in improving the reaction efficiency or yield when bonding rhenium to a chelating ligand preferably a polydentate sulfur, selenium, phosphorous or nitrogen ligand. This provides a method to bond radioactive rhenium to various chelating ligands for a radiopharmaceutical. Further, this also provides a method to bond a radioactive rhenium to a protein such as a monoclonal antibody. This in turn provides a method to provide beta emitting radiation to cancer cells.Type: GrantFiled: June 15, 1988Date of Patent: June 13, 1989Assignee: University of CincinnatiInventor: Edward A. Deutsch
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Patent number: 4824611Abstract: A process for preparing hydrocarbon-soluble transition metal salts of organic carboxylic acids having improved properties wherein the transition metal is one capable of having a multiplicity of oxidation states is described. The process comprises the steps of (a) providing at least one transition metal compound wherein the transition metal is at one of its higher positive oxidation states, (b) treating said transition metal compound with at least one inorganic reducing agent forming an intermediate containing the transition metal in a lower positive oxidation state, and (c) reacting said intermediate with at least one organic carboxylic acid containing at least 5 carbon atoms to form the transition metal salt of said carboxylic acid. The transition metal salts prepared in accordance with the process of the invention are useful in a variety of applications including resins, inks, paints, lubricants and fuels.Type: GrantFiled: November 21, 1985Date of Patent: April 25, 1989Assignee: Mooney Chemicals, Inc.Inventor: Paul L. Cells
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Patent number: 4748259Abstract: Mixtures of a metal salt of formula ##STR1## and a metal salt of formula ##STR2## in which formulae (1) and (2) Me is a metal ion of valency n,n is 2, 3 or 4, andeach of the rings A and B independently of the other is unsubstituted or substituted by halogen, lower alkyl, lower alkoxy or an .alpha.Type: GrantFiled: September 26, 1986Date of Patent: May 31, 1988Assignee: Ciba-Geigy CorporationInventor: Hermann Nachbur
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Patent number: 4745203Abstract: Mixtures of a metal salt of formula ##STR1## and a metal salt of formula ##STR2## in which formulae (1) and (2) Me is a metal ion of valency n,n is 2, 3 or 4, andeach of the rings A and B independently of the other is unsubstituted or substituted by halogen, lower alkyl, lower alkoxy or an .alpha.Type: GrantFiled: September 26, 1986Date of Patent: May 17, 1988Assignee: Ciba-Geigy CorporationInventor: Hermann Nachbur
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Patent number: 4687869Abstract: The invention relates to metal salicylates of the formula ##STR1## wherein Me is a metal ion of valency n,n is 2, 3 or 4, andeach of the rings A and B independently of the other is unsubstituted or substituted by halogen, lower alkyl, lower alkoxy or an .alpha.-methylbenzyl radical.The metal salicylates are particularly suitable developers for the color former in pressure-sensitive or heat-sensitive recording materials.Type: GrantFiled: October 11, 1985Date of Patent: August 18, 1987Assignee: Ciba-Geigy CorporationInventor: Hermann Nachbur
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Patent number: 4678496Abstract: As new compound is provided a cyclohexane derivative of the formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, an alkylthioalkyl group or an unsubstituted or substituted phenyl group; and R.sup.1 represents an alkyl group, an unsubstituted or substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt of said cyclohexane compound.This cyclohexane compound exhibits useful plant-growth regulating effects on crop-plants and also non-crop plants such as lawn and may be prepared by cyclization of an acetonylsuccinic acid dialkyl ester, followed by reaction with an organic acid chloride and by intermolecular rearrangement.Type: GrantFiled: August 1, 1985Date of Patent: July 7, 1987Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Kenji Motojima, Takeshige Miyazawa, Yasufumi Toyokawa, Masafumi Matsuzawa, Hiroshi Hokari, Shoji Kusano
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Patent number: 4633001Abstract: A process for preparing transition metal salt compositions of organic carboxylic acids having improved properties wherein the transition metal is one capable of having a multiplicity of oxidation states is described. The process comprises the steps of (a) providing at least one transition metal compound wherein the transition metal is at one of its higher positive oxidation states, (b) treating said transition metal compound with at least one reducing agent forming an intermediate containing the transition metal in a lower positive oxidation state, (c) reacting said intermediate with at least one organic carboxylic acid to form the transition metal salt of said carboxylic acid, and (d) mixing said transition metal salt formed in step (c) with (i) at least one antioxidant, or (ii) at least one additional metal salt wherein the additional metal is more electronegative than the transition metal, or (iii) mixtures of (i) and (ii).Type: GrantFiled: December 18, 1984Date of Patent: December 30, 1986Assignee: Mooney Chemicals, Inc.Inventor: Paul L. Cells
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Patent number: 4614827Abstract: A method for isolating a vinyl salt compound in solid form from an aqueous solution thereof by spray drying such an aqueous salt solution.Type: GrantFiled: July 10, 1984Date of Patent: September 30, 1986Assignee: Rohm GmbHInventors: Peter J. Arndt, Franz Wenzel, Manfred Muller, Fritz Schlosser
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Patent number: 4546202Abstract: A process for the recovery of cobalt and manganese from solid aromatic acid oxidation incinerator ash, pyrolysis sand and pyrolysis char is disclosed. The process comprises heating the solid residue at a temperature of about 120.degree. to about 300.degree. C. and a pressure of about 3 atmospheres to about 30 atmospheres. The recovered catalyst is useful for the oxidation of alkyl aromatic hydrocarbons to their corresponding di- or tricarboxylic acids which are used for the manufacture of fibers, films and molded products.Type: GrantFiled: November 29, 1983Date of Patent: October 8, 1985Assignee: Amoco CorporationInventors: Robert C. Edwards, F. Austin Golson
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Patent number: RE32909Abstract: Metal oxycarboxylates are made by reacting a metal, a carboxylic acid, and hydrogen peroxide in aqueous reaction mixture. The metal oxycarboxylate is precipitated and removed from the reaction mixture in high yield and with high purity. The compound is effective in supplying the metal to plants, animals and humans.Type: GrantFiled: June 18, 1984Date of Patent: April 18, 1989Assignee: BioSystems Research Inc.Inventors: Joseph E. Lionelle, Jeffrey A. Staffa