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

20130150621 - Processes for purification of succinic acid via distillation: Processes for removing color bodies from crude succinic acid comprising distillation of crude succinic acid and collecting the distillate in a water-containing receiver. The color bodies substantially remain in the distillation bottoms and the purified succinic acid in the water-containing receiver is substantially free of color bodies.... Agent: Bioamber S.a.s.

20130144084 - Method for preparing carboxylic acids: The present invention relates to a method for preparing carboxylic acids comprising the step of contacting an aromatic hydrocarbon comprising at least one group including an α C-atom that is oxidizable to a carboxylic group in liquid phase with an oxygen containing gas in the presence of a heterogeneous catalyst... Agent: King Saud University

20130144085 - Dual function partial oxidation catalyst for propane to acrylic acid conversion: e

20130137893 - Process for preparing and purifying salts of acrylamido-2-methylpropanesulfonic acid: recovering the dissolved salt of compound (A) by crystallization or by precipitation, by altering the temperature and/or the pressure and/or the concentration of the salt in the solution. This leads to salts which are low in by-products and are particularly suitable for polymerization.... Agent: Basf Se

20130137894 - Chemically-modified graphene and method for producing the same: A chemically-modified graphene includes a graphene layer and a plurality of functional groups that are grafted to the graphene layer and each of which is represented by —CO—R—COOH, wherein R is an optionally substituted C1-C5 alkylene group or an optionally substituted C1-C5 alkenylene group. A method for producing a chemically-modified... Agent: Chang Gung University

20130137895 - Method for the extraction of shikimic acid: This invention is directed to the production of shikimic acid from Illicium griffithii fruits. The method according to the invention is particularly applicable to the isolation of shikimic acid from Illicium griffithii fruits (seeds and pericarps). Yield is 12-18% w/w. Shikimic acid is useful as raw material for the production... Agent: Council Of Scientific & Industrial Research

20130137896 - Process for preparing sulfur-containing 2-ketocarboxylate compound: The present invention provides a novel process for preparing a sulfur-containing 2-ketocarboxylate compound without using any enzyme. The process comprises a step of oxidizing a hydroxyacetate compound having an optionally-substituted sulfur-containing hydrocarbon group at 2-position in the presence of ruthenium metal or a ruthenium compound. Preferably, the step is carried... Agent: Sumitomo Chemical Company, Limited

20130137897 - Process for preparing sulfur-containing 2-ketocarboxylate compound: The present invention provides a novel process for preparing a sulfur-containing 2-ketocarboxylate compound without using any enzyme. The process comprises a step of oxidizing a hydroxyacetate compound having an optionally-substituted sulfur-containing hydrocarbon group at 2-position in the presence of a vanadium compound. Preferably, the step is carried out further in... Agent: Sumitomo Chemical Company, Limited

20130137898 - Electrochemical co-production of chemicals utilizing a halide salt: The present disclosure includes a system and method for co-producing a first product and a second product. The system may include a first electrochemical cell, at least one second reactor, and an acidification chamber. The method and system for co-producing a first product and a second product may include co-producing... Agent: Liquid Light, Inc.

20130131378 - Process for preparing 4-nitro-oxy-methyl-benzoic acid: This invention relates to a new process for preparing 4-nitro-oxy-methyl-benzoic acid, comprising the following steps: a) reaction of 4-chloromethyl-benzoic acid with silver nitrate and in the presence of an acid as a catalyst in acetonitrile at reflux temperature, followed by cooling and adding of a polar aprotic solvent; b) separation... Agent: Ferrer Internacional, S.a

20130131379 - Method for preparing carboxylic acids by oxidative cleavage of a vicinal diol: i

20130131380 - Process for the selective oxidation of carbon monoxide: The invention relates to a process of the selective oxidation of carbon monoxide to carbon dioxide present in a gas mixture comprising at least one hydrocarbon or a hydrocarbon derivative, and to its integration into a process for producing hydrocarbon derivatives. The process according to the invention comprises a step... Agent: Arkema France