Organic compounds -- part of the class 532-570 series inventions 05/09

20090137820 - Process for production of methylene disulfonate compound: P

20090137821 - Method of making dorzolamide hydrochloride:

20090137822 - Process for preparing 3-substituted thiophene:

20090137823 - (e)-n-monoalkyl-3-oxo-3-(2-thienyl) propenamine and process for producing the same and process for producing (e,z)-n-monoalkyl-3-oxo-3-(2-thienyl) propenamine: reacting an alkali metal salt of β-oxo-β-(2-thienyl)propanal with a monoalkylamine compound; adding a water-insoluble organic solvent to the resulting reaction mixture; adding seed crystals containing (E)-N-monoalkyl-3-oxo-3-(2-thienyl)propenamine to an organic layer obtained by conducting separation; and keeping the resulting mixture at 25° C. or below.... Agent: Posz Law Group, PLC

20090137824 - Metallocene-based phosphorus chiral phosphines: The present invention concerns a metallocene-based phosphine ligand for use in enantioselective catalysis, the ligand having the Formula (I): Wherein M is a metal; Z is P or As; L is a suitable linker; R1 is selected from alkyl, alkoxy, alkylamino, cycloalkyl, cycloalkoxy, cycloalkylamino carbocyclic aryl, substituted and unsubstituted carbocyclic... Agent: Knobbe Martens Olson & Bear LLP

20090137825 - Method of producing a carboxylic alkyl ester: The present invention relates to a novel process for preparing alkyl polycarboxylates from an aqueous solution of an ammonium salt of the polycarboxylic acid by reactive distillation, and to a process for hydrogenating the alkyl carboxylates prepared in this way.... Agent: Connolly Bove Lodge & Hutz, LLP

20090137826 - Method for preparing 4beta-amino-4'-demethyl-4-desoxypodophyllotoxin: The invention relates to a method for synthesizing 4β-amino-4′-demethyl-4-desoxypodophyllotoxin of formula (1), characterized by comprising the following successive steps: a) reacting, in a pure weak acid or in a mixture consisting of acid, water and of organic solvent, without another solvent, at a temperature higher than the ambient temperature, thiourea... Agent: Birch Stewart Kolasch & Birch

20090137827 - Silicon-titanium mixed oxide-containing dispersion for the production of titanium-containing zeolites: Dispersion containing pyrogenic silicon-titanium mixed oxide powders with a silicon dioxide content of 75 to 99.99 wt.-% and a titanium dioxide content of 0.01 to 25 wt. %, water and a basic, quaternary ammonium compound, wherein the mean aggregate diameter of the particles of the silicon-titanium mixed oxide powder in... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090131684 - Photoacid generator, chemically amplified resist composition including the same, and associated methods: wherein R1, R2, and R3 are each independently a C1-C10 alkyl group, X is a C3-C20 alicyclic hydrocarbon group forming a ring with S+, and at least one CH2 group in the alicyclic hydrocarbon group may be replaced with at least one selected from the group consisting of S, O,... Agent: Lee & Morse, P.C.

20090131685 - Method for the production of functionalized five-ring heterocycles, and use thereof: A method for producing functionalized CH-acidic five-ring heterocycles, the resultant five-ring heterocycles and the use thereof for producing pharmaceuticals and crop protection preparations.... Agent: Fulbright & Jaworski, LLP

20090131686 - Sesamol derivatives or their salts, the process for preparing the same, and the skin external composition containing the same: The present invention relates to a sesamol derivative or its salt, and a skin external composition containing the same. More particularly, the invention relates to a sesamol derivative or its salt, which consists of sesamol and 3-aminopropane phosphoric acid, linked with each other by a phosphoric acid diester bond, and... Agent: Nixon & Vanderhye, PC

20090131687 - Method of storing and transporting vinylene carbonate: Method for the storage and transport of vinylene carbonate, characterized in that the vinylene carbonate has a stabilizer content of less than 100 ppm and has a purity of 99.9 to 99.99999% and is present in the solid state of aggregation.... Agent: Michael A Miller Lanxess Corporation

20090131688 - Method for the synthesis of 4-benzofuran-carboxylic acid: t

20090131689 - Tricyclic aromatics and liquid-crystalline medium:

20090131690 - Method for the synthesis of 5-alkoxymethyl furfural ethers and their use: Method for the manufacture of 5-alkoxymethylfurfural derivatives by reacting a fructose and/or glucose-containing starting material with an alcohol in the presence of a catalytic or sub-stoechiometric amount of solid (“heterogeneous”) acid catalyst. The catalysts may be employed in a continuous flow fixed bed or catalytic distillation reactor. The ethers can... Agent: Hoffmann & Baron, LLP

20090131691 - Production of 2,5-dihydrofurans and analogous compounds: Vinyl oxiranes are rearranged to 2,5-dihydrofuran using catalyst (III) or (IV). The 2,5-dihydrofuran can be reduced to tetrahydrofuran. 3,4-Epoxy-1-butene substrate is converted to 2,5-dihydrofuran which in turn is converted to tetrahydrofuran. Substrate for making 3-methyltetrahydrofuran is prepared from isoprene. Substrate for making 2-methyltetrahydrofuran is prepared from piperylene. Reactions analogous to... Agent: Bacon & Thomas, PLLC

20090131692 - Integrated preparation and separation process: Integrated preparation and separation process comprising a preparation process wherein a byproduct is produced; and a gas separation process wherein a first component is separated from a mixture of components by diffusion of the first component through a porous partition into a stream of sweeping component; wherein the byproduct produced... Agent: Shell Oil Company

20090131693 - Process for selective oxidation of olefins to epoxides: A process for the selective oxidation of olefins to epoxides comprising the step of contacting the olefin (propylene or ethylene) with an oxidant (hydrogen peroxide) in the presence of a Lewis acid oxidation catalyst (MTO), organic base (pyridine or its N-oxide), in a solvent system comprising an organic water-miscible solvent... Agent: Stinson Morrison Hecker LLP Attn: Patent Group

20090131694 - Silicon-titanium mixed oxide powder, dispersion thereof and titanium-containing zeolite prepared therefrom: p

20090131695 - Catalyst, a process for preparing the catalyst and a process for the production of an olefin oxide, a 1,2-diol, a 1,2 diol ether, or an alkanolamine: A catalyst which comprises a carrier and silver deposited on the carrier, which carrier has a surface area of at least 1.3 m2/g, a median pore diameter of more than 0.8 μm, and a pore size distribution wherein at least 80% of the total pore volume is contained in pores... Agent: Shell Oil Company

20090124818 - Method of producing proanthocyanidin-containing material: The method for producing proanthocyanidin-containing product of the present invention comprises the steps of providing a pine bark as a starting material, extracting the pine bark with at least one of water and an organic solvent, and treating the resultant extract with a synthetic resin adsorbent, wherein the pine bark... Agent: Renner Otto Boisselle & Sklar, LLP

20090118521 - Nanoengineered organic nonlinear optical glasses: Nonlinear optically active compounds having film-forming properties, films including the compounds, methods for making the compounds and films, and electro-optic devices including the films and compounds.... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090118522 - Synthesis of cyclopentadienedithiophene derivatives: A process for preparing cyclopentadiene derivatives having formula (I) wherein T1 is selected from the group consisting of oxygen (O), or sulphur (S); R1, R2, R3 and R4, are hydrogen atoms, or hydrocarbon radicals; comprising the following steps: a) reacting a compound of formula (II) with a compound of formula... Agent: Basell Usa Inc.

20090118523 - Separation of propylene oxide from a mixture comprising propylene oxide and methanol: A method of separating propylene oxide from a mixture (M) comprising propylene oxide and methanol, said method comprising: (i) introducing said mixture (M) into an extractive distillation column; (ii) additionally introducing an extracting solvent into said extractive distillation column; (iii) distilling propylene oxide overhead from said extractive distillation column as... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.