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)
08/2014
08/12/2014US8802222 Acrylated natural oil compositions
08/12/2014CA2645337C Process for the production of acetic acid
08/07/2014WO2014118278A1 Process for the preparation of a polyamide
08/07/2014WO2014064418A3 Process for producing monobranched fatty acids or alkyl esters thereof
08/07/2014US20140221688 Organics recovery from the aqueous phase of biomass catalytic pyrolysis
08/07/2014US20140221687 Process for reclaiming methacrylic acid from a high-boiler phase and an aqueous phase
08/07/2014US20140221686 Method of recovering carboxylic acids from dilute aqueous streams
08/07/2014US20140221685 Method for producing barium titanyl salt and barium titanate
08/07/2014US20140221684 Electrochemical Co-Production of Chemicals Utilizing a Halide Salt
08/07/2014US20140221683 Process for producing a catalytically active composition being a mixture of a multielement oxide comprising the elements mo and v and at least one oxide of molybdenum
08/07/2014US20140221681 Fluorination of acrylate esters and derivatives
08/07/2014US20140221439 Polyunsaturated fatty acids for the treatment of diseases related to cardiovascular, metabolic and inflammatory disease areas
08/06/2014EP2762464A1 Method for producing acrolein, acrylic acid, and derivative thereof
08/06/2014EP2760819A1 Process for recovering noble products in a process for producing dialkylaminoalkyl (meth)acrylates
08/06/2014EP2760818A1 Process for the preparation of a benzene derivative
08/06/2014EP2760817A1 Process for the (amm)oxidation of lower molecular weight alkanes and alkenes
08/06/2014EP2760816A1 Method for producing alkoxyphenol and alkoxy-hydroxybenzaldehyde
08/06/2014EP2760815A1 Method for producing alkoxy-hydroxybenzaldehyde that is substantially free of alkyl-alkoxy-hydroxybenzaldehyde
08/06/2014CN203758128U 一种硬脂酸内冷式冷却转鼓 An in-cooled cooling drum stearic
08/06/2014CN203750547U 一种kf催化构件 One kind of catalytic components kf
08/06/2014CN103974927A 通过使二氧化碳与氢气反应制备甲酸的方法 By reaction of carbon dioxide with hydrogen-carboxylic acid method
08/06/2014CN103965851A 复合表面活性剂及制备方法 Composite surfactant and preparation methods
08/06/2014CN103965088A 一种来源于杉木的化合物及其制备和应用 One kind of compounds derived from the fir and its preparation and application
08/06/2014CN103965062A 水溶性大黄酸及其衍生物的胆碱盐、其制备方法及其在医药上的应用 Rhein-soluble choline salts and derivatives, their preparation and their use in medicine
08/06/2014CN103965047A 3,3,3-三氟丙酸及其酯的制备方法 Method for preparing 3,3,3-trifluoro-propionic acid and its esters
08/06/2014CN103965039A 合成2,6-萘二甲酸的方法 Synthesis of 2,6-naphthalene dicarboxylic acid method
08/06/2014CN103965038A 一种高纯度氯贝丁酸衍生物类调血脂药非诺贝酸的精制方法 A high-purity clofibrate acid derivatives lipid regulating agent fenofibric acid purification method
08/06/2014CN103965037A 一种萃取与发酵偶联分离发酵液中乳酸的方法 Coupled with an extract fermented lactic acid fermentation liquid separation method
08/06/2014CN103965036A 一种锥形甲酸铈的制备方法 Method for preparing cerium tapered acid
08/06/2014CN103965035A 长链二元酸的精制方法 Long-chain dicarboxylic acid purification method
08/06/2014CN103964988A 一种复合催化剂在脱水缩合反应中的应用方法 Application of the method in a composite catalyst in the dehydration condensation reaction
08/06/2014CN103962132A 活性炭负载纳米金催化剂及其制备和应用方法 Activated carbon supported nano-gold catalyst and preparation and application methods
08/06/2014CN103962091A 一种银离子改性氨基硅胶分离epa和dha的方法 A method of silver ions modified amino epa and dha of silica gel
08/06/2014CN103524945B 一种聚氯乙烯硬制品用高效环保复合热稳定剂的制备工艺 One kind of hard PVC products with efficient and environmentally friendly process for preparing composite heat stabilizers
08/06/2014CN103304424B 一种二氯醋酸二异丙胺化合物及其复方药物组合物注射剂 One kind of diisopropylamine dichloroacetate compounds and pharmaceutical compositions of compound injection
08/06/2014CN103159612B 从银杏外种皮中提取银杏酸的工业化生产技术 Seed coat extract from Ginkgo biloba ginkgo acid industrial production technology
08/06/2014CN102989480B 复合多金属氧化物催化剂及其制备方法 Complex multi-metal oxide catalysts and preparation methods
08/06/2014CN102989479B 一种选择性氧化催化剂及其制备方法 A selective oxidation catalyst and its preparation method
08/06/2014CN102888263B 一种纳米级高碱度烷基水杨酸钙添加剂制备 A nano-grade high alkalinity, calcium alkyl salicylate additive preparation
08/06/2014CN102766042B 一种制备高纯度龙胆酸的方法 A method of preparing high purity gentisic
08/06/2014CN102701950B 利用重相乳酸连续生产乳酸盐的方法 The use of heavy phase continuous production of lactate acid method
08/06/2014CN102675084B 一种利用废旧聚氨酯鞋底生产己二酸的工艺 A scrap polyurethane soles adipic acid production process utilizes
08/06/2014CN102643191B 重相乳酸处理工艺 Heavy phase lactic acid treatment process
08/06/2014CN102471207B 制备卤代乙酰氟及其衍生物的方法 Haloacetyl derivatives and process for preparing the fluorine
08/06/2014CN102421742B 3-戊基苯乙酸的盐及其药物用途 3-pentyl acid salts and pharmaceutical use
08/06/2014CN102361847B 通过微量反应技术由醛制备脂族羧酸的方法 Methods microreaction technology from aldehydes aliphatic carboxylic acid
08/06/2014CN102196859B 用于将芳族烃催化气相氧化以得到醛、羧酸和/或羧酸酐，特别是得到邻苯二甲酸酐的催化剂，以及用于制备这种催化剂的方法 For catalytic gas phase oxidation of aromatic hydrocarbons to give aldehydes, carboxylic acids and / or carboxylic acid anhydride, in particular phthalic anhydride to obtain a catalyst, and a method for preparing such a catalyst
08/06/2014CN102146031B 不饱和脂肪酸酯或不饱和脂肪酸与低级烯烃的置换方法 Unsaturated fatty acid ester or unsaturated fatty acid with a lower olefin metathesis process
08/06/2014CN102060686B 以含氮杂环化合物作为氧化促进剂生产芳香羧酸的方法 With nitrogen-containing heterocyclic compound as an oxidizing agent in the production of aromatic carboxylic acids promote methods
08/05/2014US8796480 Process for producing monobranched fatty acids or alkyl esters
08/05/2014US8796475 Process for beta-lactone production
07/2014
07/31/2014WO2014114615A1 Process for the preparation of 4-methylpent-3-en-1-ol derivatives
07/31/2014US20140213811 Improved process of dehydration reactions
07/30/2014CN203741248U 一种改良型合成乙醛酸的氧化反应及尾气吸收的装置 An improved synthesis of the oxidation reaction of glyoxylic acid absorption and exhaust devices
07/30/2014CN103958452A 原位制备水解酰卤化合物的方法 Acyl halide compound is prepared in situ hydrolysis method
07/30/2014CN103958058A 烷烃氧化 Oxidation of alkanes
07/30/2014CN103958054A 用于将丙烷转化为丙烯酸的双功能部分氧化催化剂及其制备方法 For the conversion of propane to acrylic acid bifunctional partial oxidation catalyst and preparation method
07/30/2014CN103951821A 聚乙二醇支载双(s)-2-(4'-氧苄基)-n-甲基乙烷-1,2-二胺及其制备方法和用途 Polyethylene glycol-supported double (s) -2- (4'- methoxybenzyl) -n- methyl-1,2-diamine and its preparation and use
07/30/2014CN103951718A 一种用栀子制备高纯度栀子苷和藏红花素的方法 A preparation of high purity Geniposide gardenia and saffron prime method
07/30/2014CN103951557A 一种以无机碱为催化剂制备非诺贝特酸的方法 The inorganic base is a kind of the catalyst preparation method of fenofibrate
07/30/2014CN103951556A 一种从深海鱼油中分离epa、dpa和dha的蒸馏工艺 An isolated distillation process epa, dpa and dha from fish oil in
07/30/2014CN103951555A 一种枝晶状草酸镍的制备方法 A method for preparing dendritic nickel oxalate
07/30/2014CN103951554A 一种一氯乙酸生产中使用的自动化控制系统及控制方法 A one acid used in automated production control system and control method
07/30/2014CN103951553A 一种以鲍鱼壳为原料制备的苹果酸钙及其方法 An abalone shell raw material and method for malate prepared
07/30/2014CN103951465A 蛇纹岩除铁工艺 Serpentinite iron removal process
07/30/2014CN103951130A 一种含氟废水的处理方法 A fluorine-containing waste water treatment method
07/30/2014CN103951106A 聚酯纤维碱减量工艺废水中对苯二甲酸的回收方法 Polyester fiber base reduction process wastewater recycling process of terephthalic acid
07/30/2014CN103214113B 一种羧甲基纤维素钠生产过程废水中氯化钠和乙醇酸钠的色谱分离方法 A sodium carboxymethyl cellulose production process wastewater chromatographic separation methods sodium chloride and ethanol
07/30/2014CN102924264B 二苯乙醇酸的制备方法 Preparation of diphenyl glycolic
07/30/2014CN102802790B 甲基丙烯酸制造催化剂的制造方法及甲基丙烯酸的制造方法 Manufacturing method for producing a catalyst for methacrylic acid and methacrylic acid, a method of manufacturing
07/30/2014CN102773097B 一种负载型双金属纳米催化剂的制备 Preparation of a supported bimetallic catalyst
07/30/2014CN102701951B 一种由葡萄糖酸钠发酵液生产葡萄糖酸钠的方法 A method for the production of glucose, sodium gluconate fermentation
07/30/2014CN102405206B 从生产乙酸的中间产物中除去烃杂质 Removing impurities from the intermediate product of hydrocarbon in the production of acetic acid
07/30/2014CN102099294B 制备包含内消旋酒石酸的组合物的方法 The method of preparing a composition of meso-tartaric acid
07/30/2014CN101823950B 利用合成尾气连续脱氢生产草酸钠的工艺及设备 Continuous use of synthetic exhaust dehydrogenation sodium oxalate technology and equipment
07/29/2014US8791297 Process for preparing formic acid by reaction of carbon dioxide with hydrogen
07/29/2014US8791296 Process for preparing methacrylic acid
07/29/2014US8791283 Process for fractionating refined triglyceride oil
07/29/2014US8791259 Process for the preparation of Tenofovir
07/29/2014US8790906 Lysophospholipid acyltransferase
07/29/2014US8790601 Oxidation system with sidedraw secondary reactor
07/24/2014WO2014111446A1 Process for the preparation of formylvaleric acid and adipic acid
07/24/2014US20140206900 Method for preparing high purity mono-hydrolyzed acyl halide compound
07/24/2014US20140206896 Method and System for Production of Oxalic Acid and Oxalic Acid Reduction Products
07/24/2014US20140206895 Method and System for Production of Oxalic Acid and Oxalic Acid Reduction Products
07/24/2014US20140206894 Method and System for Production of Oxalic Acid and Oxalic Acid Reduction Products
07/24/2014US20140206831 Processes for making acrylic-type monomers and products made therefrom
07/23/2014EP2755941A1 Preparation of methacrylic acid
07/23/2014EP2755759A1 Process for preparing modified v-ti-p catalysts for synthesis of 2,3-unsaturated carboxylic acids
07/23/2014EP2755758A1 PROCESS FOR PREPARING V-Ti-P CATALYSTS FOR SYNTHESIS OF 2,3-UNSATURATED CARBOXYLIC ACIDS
07/23/2014CN203728743U 全自动山梨酸钾生产线 Potassium sorbate automatic production line
07/23/2014CN103946206A 生产丙烯酸和丙烯酸酯的方法 Production method of acrylic acid and acrylate
07/23/2014CN103945938A 甲基丙烯酸制造用催化剂及使用该催化剂的甲基丙烯酸的制造方法 And the catalyst for producing methacrylic acid using the method of manufacturing the catalyst of methacrylic acid
07/23/2014CN103936617A 一种无定形阿利吉仑半富马酸盐的制备方法 A method for preparing non-amorphous aliskiren hemifumarate
07/23/2014CN103936581A 一种提高cta溶剂交换效率的方法 Method for improving the efficiency of the solvent exchange method cta
07/23/2014CN103936580A 一种获取6-羟基己酸的方法 A method of obtaining 6-hydroxy caproic acid method
07/23/2014CN103936579A 一种多级结构草酸钙的制备方法 Method for preparing multi-level structure of calcium oxalate
07/23/2014CN103936567A 一种氧气氧化对甲氧基甲苯制备相应醇、酯、醛和酸的联产方法 Having an oxygen oxidation of p-methoxy toluene, to prepare the corresponding alcohols, esters, aldehydes and acids generation method
07/23/2014CN103936038A 蛇纹岩中有价元素的分离提纯方法 Serpentinite in the price element separation and purification method
07/23/2014CN103934001A 合成甲基丙烯醛和甲基丙烯酸的催化剂 The catalyst synthesis methacrolein and methacrylic acid
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