Patents
Patents for C07C 55 - Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms (3,355)
09/2009
09/24/2009US20090239808 Calcium receptor activator
09/16/2009EP1074536B1 Oxidation method
09/15/2009US7589235 strontium salt of an organic dicarboxylic acid, e.g. strontium malonate of high purity; reacting strontium hydroxide or strontium chloride with diacid in aqueous solution at given tempeature, pressure and molar ratio; end use as pharmaceutical, fertilizer, vitamins, in industrial products
09/11/2009WO2009109857A1 Method for producing carboxylic acids by oxidative cleavage of unsaturated compounds
09/08/2009CA2415620C Method for producing fluorine-containing compound
09/03/2009WO2009053341A3 Method for the oxidation of cycloaliphatic alcohols, cycloaliphatic ketones, or mixtures thereof with aqueous nitric acid and treatment of the dicarboxylic acids
09/02/2009EP2094637A1 Beta-nucleating agent for polyproplyene and process for its preparation
09/02/2009CN101521117A Electrolyte for aluminium electrolytic capacitor and preparation method of core solute thereof
08/2009
08/27/2009US20090215881 Polyphenolic Bioprecursors
08/26/2009EP2091905A1 Method for converting nitrile compounds into corresponding carboxylic acids and esters
08/25/2009US7579426 Heat activated tertiary amine urethane catalysts
08/20/2009DE102008009992A1 Producing dicarboxylic acid e.g. oxalic acid, malonic acid, succinic acid, glutaric acid, undecanedioic acid, adipic acid or dodecanedioic acid, comprises oxidation of cycloaliphatic alcohols and/or cycloaliphatic ketones with nitric acid
08/19/2009CN100528759C Method for producing dichromium trioxide and ferrous oxalate by carbon ferro-chrome
08/13/2009US20090200239 Method for generating metal chelating affinity ligands
08/12/2009CN101503350A Method for recycling acid and valuable metal from oxalic acid wastewater
08/12/2009CN101503349A Comprehensive utilization technique for Vc waste liquor in oxalic acid production
08/12/2009CN100526223C Mtehod for co-precipitating actinides and method for preparing mixed actinide oxides
08/05/2009CN101501099A Polymer having bis(diphenylphosphino)binaphthyl group
07/2009
07/29/2009EP1517911B1 Tumour-inhibiting platinum (ii) oxalate complexes
07/22/2009CN101486637A Method for extracting amber acid from fermentation liquor
07/15/2009CN100513376C Process for producing adipic acid
07/14/2009CA2294615C Recovery of fermentation salts from dilute aqueous solutions
07/09/2009US20090176956 Ionic Viscoelastics and Viscoelastic Salts
07/08/2009CN101475466A Preparation method of 1,1-cyclohexanediacetic acid
07/08/2009CN101475465A Zinc succinate ferroelectric powder and preparation thereof
07/08/2009CN101475464A Method for separating and extracting amber acid from amber acid fermentation liquor by nanofiltration
07/02/2009WO2009080621A1 Cyclohexanone production process with modified post-distillation
07/02/2009WO2009080620A1 Cyclohexanone production process with multiple post-distillation
07/02/2009WO2009080618A1 Cyclohexanone production process with impurities removal
06/2009
06/25/2009US20090163715 Intermediate in Production of [2-(3,3,5,5-Tetramethylcyclohexyl)phenyl]Piperazine Compound
06/24/2009CN101462944A Iron oxalate crystal and preparation thereof
06/24/2009CN101462943A Method for preparing oxalate with co-production products oxalic acid and dihydric phosphate by continuous dehydrogenation of formate
06/24/2009CN101462942A Method for producing high purity battery level iron oxalate from pickle liquor
06/18/2009US20090155549 Polymerizable fluorine-containing compound and treated substrate having a hydrophilic region and a water repellent region
06/18/2009US20090155391 Hydroxycitric acid salt composition and method of use for reducing body weight
06/17/2009CN100500635C Method for preparing niobium oxalate
06/10/2009CN100496693C Method for the production of particles
06/09/2009US7544835 Carboxylic acid derivative and salt thereof
06/04/2009WO2009069750A1 Processes for production of fluorine-containing compounds
06/03/2009CN101445447A Synthesis method for 4-chlorobutyryl chloride
06/03/2009CN101445446A Method for producing iron oxalate and by-products chrome metal and chromic acid
05/2009
05/26/2009CA2436668C Novel succinate salt of o-desmethyl-venlafaxine
05/20/2009EP0988274B1 Carboxylic acids and derivatives thereof and pharmaceutical compositions containing them
05/20/2009CN201241049Y Reaction device for converting yttrium chloride into yttrium oxalate
05/20/2009CN101433549A Calcium oxalate crystallization inhibitor and uses thereof
05/20/2009CN100488937C Production method of ferrous oxalate special for ferrous lithium phosphate
05/19/2009US7534917 reacting a compound having a terminal COOH (e.g., unsaturated fatty acid such as oleic acid) and containing at least one carbon-carbon double bond with a second generation Grubbs catalyst in absence of solvent; works well with mixed unsaturated fatty acids from soybean, rapeseed, tall, and linseed oils
05/19/2009US7534908 Method for the production of optically active 3-alkylcarboxylic acids and the intermediate products thereof
05/13/2009CN101429111A Comprehensive processing method and apparatus for mother solution in production of glucurolactone
05/07/2009WO2009058527A1 Oxidation of hydrocarbons
05/06/2009CN101423953A Method for electrosynthesizing amber acid by organic non-membrane matched pair
05/06/2009CN101423478A Method for producing hexane diacid and hexanediamine by using nylon-66 disaggregation
04/2009
04/30/2009WO2009053832A2 Bottom antireflective coating compositions
04/30/2009WO2009053341A2 Method for the oxidation of cycloaliphatic alcohols, cycloaliphatic ketones, or mixtures thereof with aqueous nitric acid and treatment of the dicarboxylic acids
04/29/2009CN101417941A Method for preparing ferrous oxalate hydrous salt crystal
04/29/2009CN100482631C Method of preparing boron lithium dioxalate complex salt
04/23/2009US20090104559 Bottom Antireflective Coating Compositions
04/22/2009EP2050776A1 Polymer having bis(diphenylphosphino)binaphthyl group
04/16/2009WO2009047447A1 Method for the synthesis of a symmetrical alpha-omega-difunctional hydrocarbon compound from an omega-octenoic aldehyde
04/16/2009WO2009047444A1 Methods for the synthesis of fatty diacids by the metathesis of unsaturated diacids obtained by fermentation of natural fatty acids
04/15/2009EP2046710A1 Process for alkaline hydrolysis of carboxylic acid derivatives to carboxylic acids
04/15/2009EP2046709A1 A process for producing succinic acid
04/15/2009CN101407924A In-situ electrochemistry preparation for Ti/TiO2 membrane electrode
04/15/2009CN101407923A Method for electrolytic synthesis of amber acid by using electrochemistry pipe reactor
04/15/2009CN100478321C Process for producing aliphatic dicarboxylic acid compound
04/14/2009US7517514 Dissolving animal or plant wastes containing calcium phosphate with an acid, especially oxalic acid; precipitating the formed salt; comubustion forms calcium oxide; hydrolysis forms calcium hydroxide; reaction with carbon dioxide forms calcium carbonate; soil conditioners, fertilizers, flue gas cleaners
04/08/2009CN100475763C Method for catalytic oxidation of 1,2-cyclopentanediol to glutaric acid
04/01/2009CN101400638A Method for making carboxylic acids
04/01/2009CN101400637A Process for production of adamantyl (mono- or poly-)acetate, and process for production of adamantyl (mono- or poly-)ethanol using the same
04/01/2009CN101397305A Method for preparing bisoxalatoborate
04/01/2009CN101397246A Method for preparing 2,3-dialkyl succinic acid and ester compounds thereof
03/2009
03/25/2009EP2039673A1 Aqueous solutions of organic acid chromium(iii) salts and process for preparation thereof
03/24/2009US7507856 Oxidation of cyclohexane to adipic acid
03/19/2009WO2009013541A3 An adduct of 1-hydroxyethylidene-l, 1-diphosphonic acid and ethylened iamine disuccinic acid or a salt thereof, a method for its preparation, and the use of said adduct
03/18/2009CN101386576A Synthetic method of 1,3-adamantanedicarboxylic acid
03/18/2009CN101386575A Method for preparing iron oxalate
03/17/2009US7504536 Compositions comprising calcium citrate malate and methods for making the same
03/10/2009US7501540 Process for producing perfluorodiacyl fluorinated compounds
03/04/2009EP2029513A1 Process for converting nitrile compounds to carboxylic acids and corresponding esters
03/04/2009CN101376626A Preparation of iron oxalate hydrous salt crystal
02/2009
02/24/2009CA2212507C Cobaltous oxide containing metallic cobalt, methods for producing the same and use thereof
02/18/2009CN101367719A Clean preparation method for preparing sebacic acid with non-phenols cracking of ricinus oil
02/17/2009US7491845 Process for producing adipic acid
02/11/2009CN101362684A Solution containing vanadium oxalate and preparation method thereof
02/04/2009CN101357885A Method for synthesizing sodium succinate through solid phase reaction
01/2009
01/29/2009WO2009013541A2 An adduct of 1-hydroxyethylidene-l, 1-diphosphonic acid and ethylened iamine disuccinic acid or a salt thereof, a method for its preparation, and the use of said adduct
01/29/2009CA2688565A1 An adduct of 1-hydroxyethylidene-l, 1-diphosphonic acid and ethylenediamine disuccinic acid or a salt thereof, a method for its preparation, and the use of said adduct
01/21/2009CN101348429A Method for extracting amber acid in fermentation liquor by cationic resin exchange
01/21/2009CN101348428A Method for extracting amber acid in fermentation liquor by anion resin adsorption
01/21/2009CN101347750A Tungsten catalyst recycling in oxidation reaction process of olefin hydrocarbon as well as regeneration method
01/15/2009US20090018208 Novel Succinate Salt of O-Desmethyl-Venlafaxine
01/14/2009CN100450989C Method of preparing non-metallic ion 4,5,6-carbon diacid
01/08/2009WO2008114015A3 Isoprenoid compounds, their isolation and use
01/08/2009DE102008040154A1 Kristallines, klarlösliches Lithiumbis(oxalato)borat (LiBOB) Crystalline, clear solution of lithium bis (oxalato) borate (LiBOB)
01/07/2009CN101337879A Process and equipment for preparing adipic acid by catalyzing air and oxidizing cyclohexane
01/07/2009CN101337878A Method for directly producing adipic acid by cyclohexane catalytic oxidation
01/06/2009US7473802 Method of producing near-infrared absorbing dye compound
12/2008
12/30/2008US7470809 Process for the production of [2-(4-fluoro-benzyl)-phenyl]-acetic acid
12/24/2008WO2008155506A1 Method for the synthesis of diacids or diesters from natural fatty acids and/or esters
12/24/2008CN100445257C Process of separating and extracting succinic acid from anaerobic fermented liquid
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