Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
05/2014
05/28/2014CN203610135U 一种二聚酸缩合反应装置 A two-acid condensation polymerization reaction apparatus
05/28/2014CN103827275A 包含生物衍生酯的工业用油 Industrial oils containing bio-derived esters
05/28/2014CN103827073A 在制造(甲基)丙烯酸二烷基氨基烷基酯的过程中回收贵重产物的方法 Recovery of valuable product in the course of manufacture of (meth) acrylic acid alkyl aminoalkyl ester method
05/28/2014CN103827072A 用于回收乙酸的方法 Method for the recovery of acetic acid
05/28/2014CN103827071A 甲基丙烯酸和甲基丙烯酸酯的制备方法 Preparation of methacrylic acid and methacrylic acid esters
05/28/2014CN103827070A 丙烯醛、丙烯酸及其衍生物的制备方法 Preparation of acrolein, acrylic acid and derivatives thereof
05/28/2014CN103819450A 一种苯甲酸阿格列汀的新制备方法 New method for the preparation of one kind of alogliptin benzoate
05/28/2014CN103819333A 强力增油剂的制备方法 Strong growth in the preparation of oil
05/28/2014CN103819332A 三氯丙烯酸的制备方法 Preparation triclosan acrylic
05/28/2014CN103819331A 一种甲基丙烯酸的脱色和提纯方法 Decolorization and purification method of methacrylic acid
05/28/2014CN103819330A 催化裂化制取10-十一烯酸和庚醛的方法 FCC preparing 10- and heptaldehyde undecylate methods
05/28/2014CN103819329A 3-氯丙酰氯的制备方法 Preparation of 3-chloropropionyl chloride
05/28/2014CN103819328A 一种2，2-二甲基丁酸的羰基化工艺 One kind 2,2 carbonylation process dimethylbutanoic acid
05/28/2014CN103819327A 一种3,6-二氯-2-甲氧基苯甲酸的合成方法 A method of synthesis of 3,6-dichloro-2-methoxy benzoic acid
05/28/2014CN103819013A 含全氟辛酸铵的废水处理系统 Containing ammonium perfluorooctanoate wastewater treatment system
05/28/2014CN103816930A 一种vpo催化剂及其在乙酸（酯）与甲醛反应制丙烯酸（酯）中的应用 One kind vpo catalyst and its application in acetic acid (ester) reaction with formaldehyde acrylic acid (ester) in
05/28/2014CN103816899A 一种葡萄糖液相氧化金催化剂的制备方法 A process for producing liquid-phase oxidation of glucose gold catalyst
05/28/2014CN103816847A 组合式反应器及其用途 Combi-reactor and use thereof
05/28/2014CN102827884B 一种提取玉米浸泡过程中生产的l-乳酸的方法 A method of extracting corn soaking process lactic acid produced l-
05/28/2014CN102757334B 苯丁酸钠Ⅱ型晶体及其制备方法 Ⅱ type crystals of sodium phenylbutyrate and its preparation method
05/28/2014CN102659570B 二氟非诺贝特酸及其在药学上可接受的盐，以及它们的制备方法和应用 Fenofibric acid fluoride and its pharmaceutically acceptable salts thereof, and methods for their preparation and application
05/28/2014CN102626619B 钯碳催化剂的制备方法 Preparation of palladium on carbon catalyst
05/28/2014CN102617312B 一种2-氯-6-氟苯甲醛的制备方法 Preparation of 2-chloro-6-one kind of method fluorobenzaldehyde
05/28/2014CN102503808B 一种古龙酸高倍浓缩生产方法及设备 One kind of cologne high concentration of acid production methods and equipment
05/28/2014CN102471209B 通过具有增强的反应和闪蒸的羰基化进行的乙酸生产 With enhanced production of acetic acid by the reaction and the flash carbonylation carried out
05/28/2014CN102451702B 丙烯醛氧化制丙烯酸催化剂及其制备方法 Oxidation of acrolein to acrylic acid catalyst and preparation method
05/28/2014CN102442897B 一种羰基化反应制备乙酸的方法 A method for reacting carbonyl groups of acetic acid
05/28/2014CN102438747B 羰基化方法 Carbonylation process
05/28/2014CN102321683B 采用发酵法制备富马酸发酵液及富马酸发酵液分离提取纯品富马酸的方法 Prepared by fermentation of fumaric acid and fumaric acid fermentation broth liquid separation method to extract pure fumaric
05/28/2014CN102295555B 环丙基羧酸酯及其衍生物的制备方法 Preparation of cyclopropyl carboxylic acid esters and derivatives thereof
05/28/2014CN101391944B 丙烯酸的蒸馏方法 Acrylic acid distillation method
05/27/2014US8735616 Process for upgrading low value renewable oils
05/27/2014US8735314 Catalysts for producing acrylic acids and acrylates
05/27/2014CA2529774C Resolution of .alpha.-(phenoxy)phenylacetic acid derivatives
05/22/2014WO2014077246A1 Method for producing dry etching gas
05/22/2014WO2013052487A8 Processes for producing acrylic acids and acrylates
05/22/2014US20140142337 1-amino-2-vinylcyclopropane carboxylic acid amide and salt thereof, and method for producing same
05/22/2014US20140142336 Synthetic method of enantiomerically pure 2,2'-dihydroxy-1,1'-binaphthyl-3-carboxylic acid
05/21/2014EP2733137A1 Carboxylic acid recovery and methods related thereto
05/21/2014EP2733136A1 Cyclohexanol, method for producing cyclohexanol, and method for producing adipic acid
05/21/2014EP2731930A1 Method for the preparation of cyclohexanecarboxylic acid
05/21/2014EP2731925A1 In-situ method for preparing hydrolyzed acyl halide compound
05/21/2014CN203602529U 三氟乙酸锌生产系统 Trifluoroacetic zinc production system
05/21/2014CN203602528U 一种固相法硬脂酸盐合成反应回收装置 Solid phase synthesis method stearate recovery
05/21/2014CN203602527U 一种硬脂酸盐生产装置 One kind of plant stearate
05/21/2014CN203598822U 一种用于干法生产硬脂酸盐的反应装置 A dry process for the reaction apparatus stearate
05/21/2014CN203598821U 一种干法生产硬脂酸盐的生产装置 A dry production stearate production unit
05/21/2014CN103814008A 芳香族化合物进行氧化反应时，利用供能量结合蒸馏从反应器排放物中分离水并回收羧酸的装置及方法 Apparatus and methods for oxidation reaction of an aromatic compound, using the binding energy for the distillation of water was discharged from the reactor and recovering carboxylic acid
05/21/2014CN103814007A 用于由脂肪酸或脂肪酯合成ω-官能化酸的方法 The method by fatty acids or fatty acid ester synthesis ω- functionalized for
05/21/2014CN103813978A 可用于发酵液处理的通过用盐酸沉淀从羧酸镁盐中回收羧酸的方法 The method can be used for the recovery of a carboxylic acid fermentation broth treated magnesium salts from carboxylic acids by precipitation with hydrochloric acid
05/21/2014CN103813977A 可用于发酵液处理的通过用盐酸沉淀从羧酸镁盐中回收羧酸的方法 The method can be used for the recovery of a carboxylic acid fermentation broth treated magnesium salts from carboxylic acids by precipitation with hydrochloric acid
05/21/2014CN103804357A 一种富马酸卢帕他定化合物，其合成方法及其药物组合物 One kind fumarate rupatadine compounds, their synthesis and pharmaceutical compositions thereof
05/21/2014CN103804187A 一种菧类化合物树豆酮酸a的合成方法 A synthetic method of the compound 菧 bean tree of a keto acid
05/21/2014CN103804186A 一种抗临床泌尿系统耐药菌的中药组合物及其组成和应用 An anti-drug-resistant clinical urological Chinese medicine composition and its components and applications
05/21/2014CN103804184A 精氨酸酮洛芬的新晶型及制备方法 Arginine ketoprofen new crystal form and preparation methods
05/21/2014CN103804183A 烷基酚聚氧乙烯醚乙酸钠的新型合成工艺 The new synthesis of alkyl phenol ethoxylates sodium acetate
05/21/2014CN103804182A 基于控制反应时间的烷基酚聚氧乙烯醚乙酸钠的合成工艺 Based on the reaction time of the synthesis process control polyoxyethylene alkylphenol ether sodium acetate
05/21/2014CN103804181A 控制搅拌速度的烷基酚聚氧乙烯醚乙酸钠的合成工艺 Synthesis process control stirring speed alkylphenol ether sodium acetate
05/21/2014CN103804180A 基于控制干燥温度的烷基酚聚氧乙烯醚乙酸钠的合成工艺 Based on the drying temperature synthesis process control alkylphenol ether sodium acetate
05/21/2014CN103804179A 新型手性拆分剂和（r）-邻氯扁桃酸的制备方法 New chiral resolving agents and (r) - Chloromandelic acid preparation
05/21/2014CN103804178A 一种咖啡酸的合成方法 One method of synthesis of caffeic acid
05/21/2014CN103804177A 一种溴代丙酮酸合成的生产工艺 One kind of brominated pyruvate synthesis production process
05/21/2014CN103804176A 一种2，5-二甲基苯乙酸的合成方法 A method of synthesis of 2,5-dimethyl-phenylacetic acid
05/21/2014CN103804175A 一种工业排放一氧化碳尾气合成甲酸钙联产甲酸钾的方法 Potassium calcium formate synthesis method for generation of industrial emissions of carbon monoxide exhaust
05/21/2014CN103804174A 一种有机酸的精制方法 The purification method of an organic acid
05/21/2014CN103804173A 一种发酵有机酸的精制方法 A method for purifying an organic acid fermentation
05/21/2014CN103804172A 一种提高有机酸产品质量的方法 Method for improving the quality of the method of the organic acid product
05/21/2014CN103804171A 一种多烯酸及其酯单体的制备方法及其装置 Preparation of a multi-acid and ester monomers and apparatus
05/21/2014CN103804170A 烷基酚聚氧乙烯醚乙酸钠的合成工艺 Synthesis of alkyl phenol ethoxylates sodium acetate
05/21/2014CN103804169A 控制碱化温度的烷基酚聚氧乙烯醚乙酸钠的合成工艺 Alkalized temperature synthesis process control alkylphenol ether sodium acetate
05/21/2014CN103804168A 控制碱化时间的烷基酚聚氧乙烯醚乙酸钠的合成工艺 Synthesis process control alkalization time polyoxyethylene alkylphenol ether sodium acetate
05/21/2014CN103804167A 一种从生物质水解产物葡萄糖中提取乙酰丙酸的方法 A method of extraction from biomass hydrolyzate glucose levulinic acid
05/21/2014CN103801398A 用于制取甲基丙烯酸的催化剂的制备方法 Preparation process for the preparation of methacrylic acid catalyst
05/21/2014CN103801320A 制取异丁烯醛的催化剂及其制备方法和应用 The catalyst preparation method and application preparation of methacrolein
05/21/2014CN102929102B 一种深紫外化学增幅型正性光致抗蚀剂 One kind of DUV chemically amplified positive photoresist
05/21/2014CN102633620B 一种液相光气化法生产硬酯酰氯及其同系物的方法 One kind of liquid Phosgenation production stearic acid chloride method and its homologues
05/21/2014CN102503810B 一种回收和循环使用l-酒石酸的方法 A process for recovering and recycling l- tartaric method
05/20/2014US8729301 Method of dehydrating acetic acid
05/20/2014US8729298 Method for separation and purification of long-chain diacids
05/20/2014US8729288 Method for the production of 2-hydroxy-4-(methylthio)butyronitrile from 3-(methylthio)propanal and hydrogen cyanide
05/20/2014US8729283 Chain-selective synthesis of fuel components and chemical feedstocks
05/20/2014CA2812126C Method for the synthesis of dha
05/15/2014WO2014073419A1 Method for producing methacrolein and methacrylic acid
05/15/2014WO2014072686A1 Apparatus and process for purification of aromatic carboxylic acid
05/15/2014WO2014072641A1 Selective extraction of an omega-functionalised acid after oxidative cleavage of an unsaturated fatty acid and derivatives
05/15/2014WO2014071545A1 Preparation method for 2-bromo-3-fluorobenzoic acid
05/15/2014US20140135527 Process for Producing Acrylic Acids and Acrylates
05/15/2014US20140135521 Method for producing alpha-hydroxycarboxylic acid esters
05/15/2014US20140135518 Perfluoropolyvinyl modified aryl intermediates and monomers
05/15/2014DE10362249B4 C1-selektive Oxidation von Oligosacchariden und die Verwendung eines Kohlenstoff geträgerten Gold-Katalysators für diese Oxidation C1-selective oxidation of oligosaccharides and the use of a carbon supported gold catalyst for this oxidation
05/14/2014EP2729438A1 Process for the preparation of formic acid by reacting carbon dioxide with hydrogen
05/14/2014EP2729234A1 Methods for the ozonolysis of organic compounds
05/14/2014CN203591626U 一种粗己二酸的增稠装置 Thickening means an unrefined adipic
05/14/2014CN1962599B 用含大孔的催化剂对苯多羧酸或其衍生物加氢的方法 A catalyst containing macropores to the hydrogenation of benzene polycarboxylic acids or derivatives thereof Method
05/14/2014CN103796985A 从高沸点化合物相和水相回收甲基丙烯酸的方法 The method from the high boiling compounds and water phases recovered methacrylic acid
05/14/2014CN103796984A 甲基丙烯酸和甲基丙烯酸酯的制备方法 Preparation of methacrylic acid and methacrylic acid esters
05/14/2014CN103796983A 甲基丙烯酸的制备 Preparation of methacrylic acid
05/14/2014CN103796982A 甲基丙烯酸和甲基丙烯酸酯的制备方法 Preparation of methacrylic acid and methacrylic acid esters
05/14/2014CN103788117A 一种脱水长春碱、长春瑞滨及长春氟宁连续化合成工艺 A dehydrating vinblastine, vinorelbine, and vinflunine continuous synthesis process
05/14/2014CN103787982A 制备替米沙坦的方法及其中间体 Telmisartan and intermediates prepared
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