Organic compounds -- part of the class 532-570 series inventions 07/08

20080182996 - Method for separating maleic anhydride from mixtures containing the same by means of stripping: P

20080182997 - Radical polymerizable macrocyclic resin compositions with low polymerization stress: A composition of macrocyclic oligomer with at least one (meth)acrylate polymerizable group. A method includes preparing an activated precursor of an oligomer at pseudo high-dilution conditions. A method also includes preparing an activated precursor of an oligomer by reacting the precursor with an activated coupling agent, wherein the precursor is... Agent: Dentsply International Inc

20080182998 - Novel crystalline mycophenolate sodium polymorph and processes to manufacture same: The present invention includes the discovery of a novel polymorphic form of sodium mycophenolate (MPS) and processes for its formation. Furthermore, the present invention also includes a process to efficiently and cleanly convert the novel polymorphic form to known Form M2.... Agent: Ivor M. Hughes, Barrister & Solicitor, Patent & Trademark Agents

20080182999 - Processes for the production of ethylene oxide and ethylene glycol: The invention provides a process for the production of ethylene oxide and, optionally, ethylene glycol. A base is added at various positions downstream of the quench section of an ethylene oxide absorber. This mitigates corrosion in the ethylene oxide and ethylene glycol plant.... Agent: Shell Oil Company

20080177088 - Arylene fluorinated sulfonimide compositions: Described herein are aromatic sulfonimide compositions that can be used to prepare polymers useful as membranes in electrochemical cells.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080177089 - Novel whitening agents for cellulosic substrates: This invention relates to novel whitening agents for cellulosic substrates. The whitening agents are comprised of at least two components: at least one chromophore component and at least one polymeric component. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to ultraviolet light, or they may... Agent: The Procter & Gamble Company Intellectual Property Division - West Bldg.

20080177090 - Novel whitening agents for cellulosic substrates: This invention relates to novel whitening agents for cellulosic substrates. The whitening agents are comprised of at least two components: at least one chromophore component and at least one polymeric component. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to ultraviolet light, or they may... Agent: Legal Department (m-495)

20080177091 - Methods for producing and purifying phenolphthalein: A phthalic anhydride, a phenol, a catalyst, and a promoter are reacted to form a reaction mixture comprising phenolphthalein. The reaction mixture is treated with a first solvent system to form a slurry. The first solvent system comprises a first polar organic solvent. In some embodiments the first solvent system... Agent: Cantor Colburn LLP - Sabic (lexan/cycoloy)

20080177092 - Continuous method for the production of a dioxirane: Continuous processes comprising: oxidizing a ketone with a solution comprising active oxygen in a reactor in the presence of a buffer substance and a stripping gas to form a gas stream comprising a dioxirane and a liquid stream; and continuously drawing the gas stream comprising the dioxirane and the liquid... Agent: Connolly Bove Lodge & Hutz, LLP

20080177093 - Synthesis of rocaglamide natural products via photochemical generation of oxidopyrylium species: The present invention provides new strategies for the synthesis of compounds of the rocaglamide family and related natural products. In particular, the new biomimetic synthetic approach involves photochemical generation of an oxidopyrylium species from a 3-hydroxychromone derivative followed by 1,3-dipolar cycloaddition of the oxidopyrylium species to a dipolarophile. This approach... Agent: Choate, Hall & Stewart LLP

20080177094 - 7-ethynyl-2,4,9-trithiaadamantane and related methods: 7-ethynyl-2,4,9-trithiaadamantane and related methods are presented. Manufacturing 7-ethynyl-2,4,9-trithiaadamantane includes the steps of: (1) reducing alkyl 2,4,9-trithiaadamantane-7-carboxylate to produce 7-hydroxymethyl-2,4,9-trithiaadamantane; (2) oxidizing 7-hydroxymethyl-2,4,9-trithiaadamantane to produces 7M carbonyl-2,4,9-trithiaadamantane; and (3) reacting 7-carbonyl-2,4,9-trithiaadamantane with Ohira-Bestmann reagent to produces 7-ethynyl-2,4,9-trithiaadamantane. Molecular wires having 2,4,9-trithiaadamantane surface anchors are also disclosed.... Agent: Roetzel And Andress

20080177095 - Furochroman derivatives: e

20080177096 - Process for preparation of citalopram and enantiomers:

20080177097 - Process for preparing hexafluoroisobutene epoxide: Processes for preparing hexafluoroisobutene epoxide (HFIBO) from CH2=C(CF3)2 (HFIB) are provided. The processes can be carried out in substantial absence of oxidation catalysts.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080171887 - Process for making duloxetine and related compounds: A compound of formula 10 is useful in making duloxetine.... Agent: SynthonIPInc

20080171888 - Process for making spirolactone compounds: This invention relates to a process for making spirolactone compounds analogous to formula I.... Agent: Merck And Co., Inc

20080167481 - Novel thiophene compound and process for producing caffenofuran or analogue thereof from the same: P

20080167482 - Liquid crystal compounds, liquid crystal medium and liquid crystal display: The instant invention relates to mesogenic compounds comprising a mesogenic group and one or more bulky end groups which each contain at least two ring elements, where two of these ring elements are linked to the C-atom No. 2 of a 1,3-dioxane-5-yl group by a direct bond or via a... Agent: Millen, White, Zelano & Branigan, P.C.

20080167483 - extraction of pharmaceutically active components from plant materials: The invention relates to the extraction of pharmaceutically active components from plant materials, and more particularly to the preparation of a botanical drug substance (BDS) for incorporation in to a medicament. It also relates to a BDS of given purity, for use in pharmaceutical formulations. In particular it relates to... Agent: Wolf Greenfield & Sacks, P.C.

20080167484 - Process for producing propylene oxide: The present invention relates to a process for producing propylene oxide comprising (I) reacting propene with hydrogen peroxide in the presence of a catalyst to give a mixture (GI) comprising propylene oxide, unreacted propene, and oxygen; (II) separating propylene oxide from mixture (GI) to give a mixture (GII) comprising propene... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080161582 - Method for the production of 6,6,6-trihalo-3,5-dioxohexanoic acid esters: P

20080161583 - Epimerization methodologies for recovering stereoisomers in high yield and purity: The present invention relates to methods of subjecting a mixture of stereoisomers to epimerization and optionally recrystallization procedures to obtain a desired stereoisomer in high yield and purity. Relying upon solubility differences, the epimerization desirably is carried out in a solvent mixture that extends the epimerization equilibrium in favor of... Agent: Roche Palo Alto Llc Patent Law Department

20080161584 - Crystalline base of escitalopram and orodispersible tablets comprising escitalopram base: The present invention relates to the crystalline base of the well known antidepressant drug escitalopram, S-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-5-isobenzo-furancarbonitrile, formulations of said base, a process for the preparation of purified salts of escitalopram, such as the oxalate, using the base, the salts obtained by said process and formulations containing such salts, and a... Agent: Darby & Darby P.c.

20080161585 - Production of tetrahydrofuran from 1,4-butanediol: Provided is a method for the production of tetrahydrofuran (THF) from 1,4-butanediol (BDO) using a zirconium sulfate (SO42−/ZrO2) catalyst. The method of the present invention can achieve high-yield production of tetrahydrofuran via a simple and low-risk production process by dehydration of 1,4-butanediol in the presence of a zirconium sulfate catalyst.... Agent: Hamre, Schumann, Mueller & Larson, P.c.