Organic compounds -- part of the class 532-570 series inventions

20090275759 - Process for preparing dorzolamide: A process for resolving dorzolamide trans racemate, which comprises reacting said racemate with (1S)-(+)-10-camphorsulfonic acid so obtaining the (4S,6S) enantiomer by selectively precipitating and recovering the camphorsulfonic acid salt thereof (dorzolamide camphorsulfonate), and neutralizing dorzolamide camphorsulfonate to obtain dorzolamide.... Agent: Kramer Levin Naftalis & Frankel LLP Intellectual Property Department

20090275760 - Process for the preparation of pure duloxetine hydrochloride: The present invention relates to a process for the preparation of pure Duloxetine hydrochloride. The present invention further relates to duloxetine hydrochloride substantially free of residual hydrochloric acid.... Agent: Ranbaxy Inc. Intellectual Property Dept.

20090275761 - Catalytic preparation of cyclic carboxylic esters: Preparation of cyclic esters by hydrogenation of a carbonyl group in at least one anhydride radical —C(O)—O—C(O)— of a cyclic dicarboxylic or polycarboxylic anhydride by means of hydrogen in the presence of a homogeneous noble metal catalyst, characterized in that the hydrogenation is carried out in a homogeneous reaction mixture... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090275762 - Crystalline forms of docetaxel and process for preparation thereof: New anhydrous crystalline form of docetaxel and process of making anhydrous docetaxel and docetaxel trihydrate are provided.... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20090275763 - Catalysts having enhanced stability, efficiency and/or activity for alkylene oxide production: A catalyst for the manufacture of alkylene oxide, for example ethylene oxide, by the vapor-phase epoxidation of alkene containing impregnated silver and at least one efficiency-enhancing promoter on an inert, refractory solid support, said support incorporating a sufficient amount of zirconium component (present and remaining substantially as zirconium silicate) as... Agent: Roberts Mlotkowski Safran & Cole, P.C. Intellectual Property Department

20090275764 - Olefin epoxidation process, a catalyst for use in the process, a carrier for use in preparing the catalyst, and a process for preparing the carrier: A process is provided for preparing a carrier which process comprises incorporating into the carrier at any stage of the carrier preparation a strength-enhancing additive. Also provided is the resultant carrier having incorporated therein a strength-enhancing additive and a catalyst comprising the carrier. Also provided is a process for the... Agent: Shell Oil Company

20090275765 - 2-nitratoethyl oxirane, poly (2-nitratoethyl oxirane) and preparation method thereof: A synthesis of an energetic prepolymer used as a high-energy binder for an insensitive and high performance explosive is disclosed. More specifically, provided are a novel compound 2-nitratoethyl oxirane expressed by formula III, a novel compound poly(2-nitratoethyl oxirane) expressed by formula IV, obtained by polymerization of 2-nitratoethyl oxirane used as... Agent: Black Lowe & Graham, PLLC

20090270639 - Process for production of (±)-3a,6,6,9a- tetramethyldecahydronaphtho[2,1-b]furan-2(1h)-one: P

20090270640 - Method for production of ethylene oxide in a microchannel reactor: Processes for preparing ethylene oxide, the process comprising: (a) providing a catalyst-comprising microchannel reactor; (b) feeding (i) an ethylene-comprising stream and (ii) a stream comprising oxygen, an oxygen source or both, into the microchannel reactor; and (c) continuously feeding one or more components selected from the group consisting of alkyl... Agent: Connolly Bove Lodge & Hutz, LLP

20090270641 - Method for producing propylene oxide: A method for producing propylene oxide comprising a step of reacting hydrogen peroxide with propylene in the presence of an epoxidation catalyst in a liquid phase to produce propylene oxide and a step of recovering a recyclable constituent in a vent gas generated in the above step by absorbing the... Agent: Fitch, Even, Tabin & Flannery

20090264661 - Methods for producing cyclic phenol sulfides: The present invention discloses methods for producing a cyclic phenol sulfide which comprises the step of reacting a phenol compound as a raw material, in a one-step reaction, with 1.7 to 2.5 molar equivalent of sulfur and 0.25 to 0.75 molar equivalent of an alkali metal reagent per 1 mol... Agent: Hoffmann & Baron, LLP

20090264662 - Process for the preparation of 5,6 -dihydro -4h-4(s)-ethylamino-6(s)-methylthieno[2,3-b] thiopyran-2-sulfonamide- 7,7 -dioxide and its salt: The present invention relates to resolution of (cis, trans) 5,6-dihydro-4H-4-ethylamino-6-methylthieno[2,3-b] thiopyran-2-sulfonamide-7,7-dioxide using dibenzoyl-L-tartaric acid monohydrate or di-p-toluoyl-L-tarrtaric acid monohydrate as a chiral resolving agent in presence of methanol to obtain hemitartarate salt, purifying it to obtain hemitartarate salt of 5,6-dihydro-4 H-4 (S)-ethyl amino-6(S) methylthieno [2,3-b] thiopyran-2-sulfonamide-7,7-dioxide with de of >99%... Agent: Lowe Hauptman Ham & Berner, LLP

20090264663 - 3-hydroxymethylbenzo[b]thiophene derivatives and process for their production: e

20090264664 - Preparation for external application comprising salt of mast cell degranulation inhibitor having carboxyl group with organic amine: The present invention aims at improving the transdermal permeability and photostability of mast cell degranulation inhibitors by forming a salt of the mast cell degranulation inhibitor with an organic amine. Consequently, an external preparation of a mast cell degranulation inhibitor can be provided and the photostability of the mast cell... Agent: Leydig Voit & Mayer, Ltd

20090264665 - Process for producing propylene oxide: A process for more efficiently producing propylene oxide from propylene, oxygen, and hydrogen with catalysts which comprise a noble metal and a titanosilicate having pores not smaller than a 12-membered oxygen ring. The process for propylene oxide production is characterized by reacting propylene, oxygen, and hydrogen in a solution comprising... Agent: Birch Stewart Kolasch & Birch