Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144) |
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07/25/2012 | CN102603518A Resolution method for 2-chloromandelic acid by crystalizing diastereomeric salts |
07/25/2012 | CN102603517A Synthesis process of 10-HDA (10-hydroxy-2-decenoic acid) |
07/25/2012 | CN102603516A D,L-alpha-ketoisovaline calcium dihydrate crystals and preparation method thereof |
07/25/2012 | CN102603515A Method for preparing gluconic acid by direct oxidization of cellulose |
07/25/2012 | CN102603514A Process for preparing sodium gluconate from crop straws |
07/25/2012 | CN102603513A Preparation method of ferrous lactate powder |
07/25/2012 | CN102603512A Preparation method of lactic acid |
07/25/2012 | CN102603511A Method for producing anhydrous sodium succinate |
07/25/2012 | CN102603510A Sodium valproate crystal form as well as preparation method and application thereof |
07/25/2012 | CN102603033A Processing method of citric acid neutralized waste water |
07/25/2012 | CN102600770A Optimized production of aromatic dicarboxylic acids |
07/25/2012 | CN102600640A Method for separating sugar, acid and salt of lignocellulose hydrolysate |
07/25/2012 | CN102173986B 2,4-D pesticide production waste water pretreatment method |
07/25/2012 | CN102161538B Method for pretreating 2-methyl-4-chlorophenoxy acetic acid pesticide production wastewater |
07/25/2012 | CN102115420B Method for preparing pentaerythritol and co-producing potassium formate and sodium phosphate |
07/25/2012 | CN102115394B Method for preparing pentaerythritol with co-production of strontium formate and sodium chloride |
07/25/2012 | CN102079853B Polylactic acid nucleating agent prepared by using carbon dioxide and application thereof |
07/25/2012 | CN101830930B Mesoporous material functionalized by chrial binaphthyl diphenyl phosphate and preparation and application thereof |
07/25/2012 | CN101830470B Method for high-value utilizing ash and slag substances by organic carboxylic acid conversion and separation method |
07/25/2012 | CN101811041B Method for preparing crude terephthalic acid refined catalyst |
07/25/2012 | CN101693659B Cyclopentenyl fatty acid, preparation method and application thereof |
07/25/2012 | CN101684070B 4-Method for synthesizing 4-Methyloctanoic Acid |
07/25/2012 | CN101580464B Method for producing battery-grade ferrous oxalate by using ferrous sulfate as titanium pigment byproduct |
07/25/2012 | CN101570477B Method for synthesizing 3,3-dimethylbutyrylchloride |
07/25/2012 | CN101565368B Method for preparing 2,2'-biphenyldicarboxylic acid |
07/25/2012 | CN101525289B Method for separating purified ginkgoic acid with anion exchanger |
07/25/2012 | CN101519359B Method for recovering polyimide through hydrolysis |
07/25/2012 | CN101462947B Preparation of (R) -4-phenyl-2-hydroxybutyrate |
07/25/2012 | CN101448808B Method for preventing fumaric acid deposits in the production of maleic acid anhydride |
07/25/2012 | CN101258123B Neutralization process |
07/25/2012 | CN101137606B Process for oxidation of organic compounds |
07/24/2012 | US8227638 Process for preparing creatine, creatine monohydrate or guanidinoacetic acid |
07/24/2012 | US8227369 Layered composition and processes for preparing and using the composition |
07/24/2012 | US8226918 Catalyst systems and uses thereof |
07/24/2012 | CA2469242C (per) fluoropolyether carboxylic acids and use thereof for the oleo-repellent paper sizing |
07/19/2012 | WO2012095345A1 Co2 hydrogenation method for producing formic acid |
07/19/2012 | WO2012071150A3 Production of aromatic carboxylic acids |
07/19/2012 | WO2012070896A3 Synthetic method of enantiomerically pure 2,2'-dihydroxy-1,1'-binaphthyl-3-carboxylic acid |
07/19/2012 | WO2012066296A3 Nitrous oxide-containing ionic liquids as chemical reagents |
07/19/2012 | WO2012065115A3 Ketocarboxylic acids, ketocarboxylic esters, methods of manufacture and uses thereof |
07/19/2012 | US20120184771 Method for producing unsaturated aldehyde and unsaturated carboxylic acid |
07/19/2012 | US20120184770 Methods of preparing fluorinated carboxylic acids and their salts |
07/19/2012 | US20120183770 Modified carbon nanotubes, methods for production thereof and products obtained therefrom |
07/18/2012 | EP2476664A1 Zinc cluster |
07/18/2012 | EP2475636A1 A process for preparing dexketoprofen trometamol form a and form b crystals |
07/18/2012 | EP2475635A2 Process for the production of artemisinin intermediates |
07/18/2012 | EP2265723B1 Methods for producing succinic acid |
07/18/2012 | EP1827678B1 Method and apparatus for performing micro-scale chemical reactions |
07/18/2012 | EP1669065B1 Drug containing (2r)-2-propyloctanoic acid as the active ingredient |
07/18/2012 | CN1948260B Technology of producing sodium oxalate by sodium formate spray dehydrogenation and its equipment |
07/18/2012 | CN102597074A Nanoscale beta-nucleating agent for polypropylene |
07/18/2012 | CN102596884A Process for the synthesis of fluorinated ethers of aromatic acids |
07/18/2012 | CN102596883A Method for synthesizing unsaturated carboxylic acid and/or derivative of same |
07/18/2012 | CN102596882A Process for the synthesis of fluorinated ethers of aromatic acids |
07/18/2012 | CN102596881A Process for the synthesis of fluorinated ethers of aromatic acids |
07/18/2012 | CN102596880A Process for the synthesis of fluorinated ethers of aromatic acids |
07/18/2012 | CN102596879A Process for the preparation of derivatives of 1-(2-halobiphenyl-4-yl)-cyclopropanecarboxylic acid |
07/18/2012 | CN102596878A Process for preparing formic acid by reaction of carbon dioxide with hydrogen |
07/18/2012 | CN102596385A Method for producing a catalyst arrangement for preparing phthalic anhydride |
07/18/2012 | CN102585171A Ether chain substituted conjugate polycationic electrolyte material and application thereof |
07/18/2012 | CN102584859A Lactic levorotatory ulifloxacin crystal, and preparation method and application thereof |
07/18/2012 | CN102584858A Levolactate ulifloxacin crystal and preparation method and application thereof |
07/18/2012 | CN102584679A Benzocarbazole acylamide compound and preparation method and application thereof |
07/18/2012 | CN102584577A Postprocessing method for synthetic borneol |
07/18/2012 | CN102584573A Synthesis method of methoxyfenozide key intermediate-substituted methyl benzoyl chloride |
07/18/2012 | CN102584572A Production method of mixed fragrant dioctyl phthalate |
07/18/2012 | CN102584571A Extraction process for shikimic acid in fermentation liquor |
07/18/2012 | CN102584570A Alpha-ketone-benzol lactamine calcium- hydrate crystal and preparation method thereof |
07/18/2012 | CN102584569A Method for preparing diphenolic acid in ionic liquid |
07/18/2012 | CN102584568A Process for preparation of alpha-ketoglutaric acid |
07/18/2012 | CN102584567A Efficient polylactic acid nucleating agent, and preparation method and application thereof |
07/18/2012 | CN102584566A Method for preparing glycollic acid |
07/18/2012 | CN102584565A Preparation method for 2,4,5-trifluoro benzene acetic acid |
07/18/2012 | CN102584564A Preparation method of cinnamic acid |
07/18/2012 | CN102584563A Preparation method of Alpha-linolenic acid |
07/18/2012 | CN102584562A Preparation method of cobalt acetate solution |
07/18/2012 | CN102584561A Method for recovering glutaric acid by-products produced in enzymic method prepared 7-aminocephalosporin acid process |
07/18/2012 | CN102584527A Method for utilizing coal and salt comprehensively |
07/18/2012 | CN102583853A Combined treatment method for two kinds of waste acid water generated in tetraacetylethylenediamine (TAED) production |
07/18/2012 | CN102583813A Recovery method for terephthalic acid in alkali deweighting wastewater as well as production method and application of terephthalic acid metal salt whisker |
07/18/2012 | CN102583540A Method for preparing chrome oxide black and co-producing ferrous oxalate by utilizing chrome-containing cast iron acid dissolution |
07/18/2012 | CN102580781A Amorphous alloy catalyst and preparation method and application thereof |
07/18/2012 | CN102240529B Synthesizing device and method for synthesizing formate by utilizing same |
07/18/2012 | CN102039122B Palladium carbon catalyst for hydrofining crude terephthalic acid |
07/18/2012 | CN101781293B Antibacterial compound, preparation method and application thereof |
07/18/2012 | CN101745410B Method for recycling catalyst from waste water produced in purifying process of aromatic acids |
07/18/2012 | CN101698859B Production method of n-hexadecyl dibasic acid |
07/18/2012 | CN101652180B Method for feeding a longitudinal section of a contact pipe |
07/18/2012 | CN101633614B Synthesis method of D-(+)-2-chloropropionyl chloride |
07/18/2012 | CN101607885B Method for industrially producing cobaltous oxalate with low apparent density |
07/18/2012 | CN101445443B Production method of edible acetic acid |
07/18/2012 | CN101421039B Process for the preparation of carbonylation products |
07/18/2012 | CN101148404B Method for producing (meth) acrylic acid |
07/18/2012 | CN101012165B Process of preparing oxalic acid by calcium sulfate cycle method |
07/17/2012 | US8222438 Process for the catalytic cleavage of vegetable oils |
07/17/2012 | US8221734 Self-heating shaving compositions |
07/12/2012 | WO2012094323A1 Iron coordination polymers for adsorption of arsenate and phosphate |
07/12/2012 | US20120178965 Method for producing bioresourced acrylic acid from glycerol |
07/12/2012 | US20120178964 Catalyst, Use Thereof and Process of Hydrogenating Aryl Aldehydes |
07/12/2012 | US20120178963 Metal-catalysed carbonylation of unsaturated compounds |