| Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242) |
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| 05/16/2013 | US20130123547 Simultaneous Hydrolysis Refine Method Of Cellulose Biomass |
| 05/16/2013 | US20130123533 Production of oxygenated compounds from carbon monoxide and dimethyl carbonate |
| 05/16/2013 | CA2804085A1 Production of oxygenated compounds from carbon monoxide and demethyl carbonate |
| 05/15/2013 | EP2590928A1 Novel alkyl perfluoroalkene ethers and uses thereof |
| 05/15/2013 | CN103108856A Method for producing ditrimethylolpropane |
| 05/15/2013 | CN103102485A Chiral ferrocene methylene aza-small cyclic amino alcohol ligand as well as synthetic method and application thereof |
| 05/15/2013 | CN103102254A Pterostilbene synthesis method |
| 05/15/2013 | CN103102253A Method for comprehensively utilizing straw liquid by liquefaction and separation |
| 05/15/2013 | CN103102252A Method for separating and purifying (+)-isolariciresinol and (-)-lariciresinol from folium isatidis |
| 05/15/2013 | CN103102228A Preparation method of aryl eneyne compound |
| 05/15/2013 | CN103100422A High-activity catalysis system for synthesizing dihydric alcohol |
| 05/15/2013 | CN103100415A Catalyst with active component nano particles embedded in molecular sieve to crystallize, method and application |
| 05/15/2013 | CN102126934B Paraterphenyl derivative and application thereof in preparation of antitumor medicaments |
| 05/15/2013 | CN102001920B Preparation method of medicine intermediate |
| 05/15/2013 | CN101921181B Preparation method of (2R,3R)-1,4-dimethoxyl-1,1,4,4-tetraphenyl-2,3-butanediol and (2S,3S)-1,4-dimethoxyl-1,1,4,4-tetraphenyl-2,3-butanediol |
| 05/15/2013 | CN101613260B Tetra-butyl hydroxy anisole synthesis and purification process |
| 05/10/2013 | WO2013041516A3 Cooled reactor for the production of dimethyl ether from methanol |
| 05/10/2013 | WO2013025627A3 Recycling and reinvestment of carbon from agricultural processes for renewable fuel and materials using thermochemical regeneration |
| 05/09/2013 | US20130116424 Method for producing biobased chemicals from plant biomass |
| 05/09/2013 | US20130115654 Method for producing biobased chemicals from agricultural biomass |
| 05/09/2013 | US20130115653 Method for producing biobased chemicals from woody biomass |
| 05/08/2013 | DE112011100003T5 Verfahren zur Herstellung von Polyoxymethylendimethylethern durch Acetalbildung von Formaldehyd mit Methanol A process for preparing polyoxymethylene dimethyl ethers by acetal of formaldehyde with methanol |
| 05/08/2013 | CN103087085A Preparation method for methylaluminoxane, titanium dioxide, white carbon black and phosgene and application of carbon tetrachloride and hexachloroethane |
| 05/08/2013 | CN103086851A Thermosetting resin monomer containing fluorene and benzocyclobutene construction unit as well as preparation method and application thereof |
| 05/08/2013 | CN103086850A Preparation method of CF2O-containing compound, and intermediate compound and preparation method thereof |
| 05/08/2013 | CN103086849A Liquid crystal compound and composition thereof |
| 05/08/2013 | CN103086848A Dicyclohexylalkyl ether terminal olefines liquid crystal compound and preparation method thereof |
| 05/08/2013 | CN103086843A Liquid crystal compound containing bicyclooctane as well as preparation method and application thereof |
| 05/08/2013 | CN103086834A Preparation method of biaryl indene compounds |
| 05/08/2013 | CN103084203A Method for preparing CuZnAlFe system catalyst for catalyzing preparation of dimethyl ether through reacting CO2 with H2 |
| 05/08/2013 | CN102225888B Device for preparing dimethyl ether by methanol vapor-phase catalytic dehydration |
| 05/08/2013 | CN101962441B Purification method of polyether polyol with low degree of unsaturation |
| 05/08/2013 | CN101768057B Method for synthesizing polyoxymethylene dimethyl ether |
| 05/08/2013 | CN101624335B Preparation method of 2,2-diethoxyethanol and derivative thereof |
| 05/08/2013 | CN101583586B Improvement in synthesis of butylated hydroxyanisole from tertiary butyl hydroquinone |
| 05/08/2013 | CN101010275B Method for the telomerization of non-cyclic olefins |
| 05/07/2013 | US8436214 Noncrystalline form of fluorene derivative and process for preparation thereof |
| 05/07/2013 | US8436013 Compounds and methods for treatment of alpha-1 antitrypsin deficiency |
| 05/07/2013 | CA2509522C Ligands for metals and improved metal-catalyzed processes based thereon |
| 05/02/2013 | WO2013061999A1 Method for producing optically active alcohol |
| 05/02/2013 | WO2013061515A1 Method for producing 3-menthoxy propanol and composition for imparting cooling sensation |
| 05/02/2013 | US20130109888 Dme-fpso system for conversion of associated gas in oil fields and stranded gas in stranded gas fields, and process for production of dimethyl ether using the same |
| 05/02/2013 | US20130109887 Processes for producing 1-bromo-2- (cyclopropyl methoxy)-5-fluoro-4-methoxybenzene |
| 05/01/2013 | CN103073400A Purification method of methylal |
| 05/01/2013 | CN103073399A Preparation method of 3,5-dimethoxy phenylcarbinol |
| 05/01/2013 | CN103073398A Preparation method of 1, 2-bis (3-methylphenoxy) ethane |
| 05/01/2013 | CN103073395A Technology for preparing micro-molecular phenolic compound through microwave reinforced continuous degradation of lignin in hydrogen donor |
| 05/01/2013 | CN103073393A Method for preparing hydroxy-substituted polycyclic aromatic compound |
| 05/01/2013 | CN103073385A Method for absorbing and degrading perfluoroisobutylene |
| 05/01/2013 | CN103073380A Preparation method for catalyst used in production of isobutene through cracking of methyl tert-butyl ether |
| 05/01/2013 | CN102302553B Extraction method of key components of Chinese magnoliavine fruit medicament |
| 05/01/2013 | CN102276427B Method for preparing acetal from acrolein |
| 05/01/2013 | CN101967085B Method for recycling ditrimethylolpropane |
| 05/01/2013 | CN101681108B A lithographic printing plate precursor |
| 04/25/2013 | WO2013057044A1 Use of tris(2-hydroxyphenyl)methane derivatives for tertiary petroleum production |
| 04/25/2013 | US20130102812 Water-soluble fluorescent fullerene derivative, and preparation method thereof |
| 04/25/2013 | CA2851326A1 Use of tris(2-hydroxyphenyl)methane derivatives for tertiary mineral oil production |
| 04/24/2013 | EP2583958A1 Ligands for metals and improved metal-catalyzed processes based thereon |
| 04/24/2013 | CN103068721A Process for producing hydrogen or heavy hydrogens, and hydrogenation (protiation, deuteration or tritiation) of organic compounds using same |
| 04/24/2013 | CN103059287A Preparation method of polyether |
| 04/24/2013 | CN103058837A Method and equipment for producing acetal through catalytic distillation |
| 04/24/2013 | CN103058836A Liquid crystal compound containing indan and difluoro methylenedioxy bridge, as well as preparation method and application thereof |
| 04/24/2013 | CN103058835A Synthetic method of anethole |
| 04/24/2013 | CN103058834A Method for extracting quebracho bark alcohol from rubber-processing wastewater of natural rubber |
| 04/24/2013 | CN103058833A Preparation method of dihydroxy oxethyl fluorene |
| 04/24/2013 | CN103058832A Application of selective estrogen receptor modulator |
| 04/24/2013 | CN103058296A Treatment method of chloromethane alkali wash and water wash wastewater |
| 04/24/2013 | CN102350371B Mesoporous molecular sieve catalyst and application of catalyst in synthesis of ethylene glycol monobutyl ether |
| 04/24/2013 | CN102335599B Olefin etherification catalyst and its preparation and use |
| 04/24/2013 | CN101880210B Preparation method for conjugated diene compound |
| 04/24/2013 | CN101857518B Green synthesizing method of aryl bromide |
| 04/24/2013 | CN101768033B Method for reducing carbonyl to methylene by catalytic hydrogenation |
| 04/24/2013 | CN101346334B Tetrafluorotoluene compound, method for producing same and use thereof |
| 04/23/2013 | CA2587535C Alkoxy surfactants having increased cloud points and methods of making the same |
| 04/18/2013 | WO2013053193A1 Compound comprising 1,2-difluoroethylene and difluoromethylene ether structure, preparation and use thereof |
| 04/18/2013 | US20130096326 Method of biobased chemical production from crude bioglycerin |
| 04/17/2013 | EP2581361A1 Intermediates for the synthesis of benzindene prostaglandins and preparations thereof |
| 04/17/2013 | CN202881138U Catalyst circulation heating device in dimethyl ether production process |
| 04/17/2013 | CN202881037U Pretreatment device of saponified waste water diffusion tower |
| 04/17/2013 | CN202876407U Flash tank for preparing dimethyl ether |
| 04/17/2013 | CN103052616A Method for obtaining ditrimethylolpropane and trimethylolpropane-enriched product streams from side-streams in trimethylolpropane production |
| 04/17/2013 | CN103045232A Dihydro-pentacene-olefin organic light-emitting material, preparation method and application of dihydro-pentacene-olefin organic light-emitting material |
| 04/17/2013 | CN103044674A Preparation method of leveling agent |
| 04/17/2013 | CN103044216A Synthetic method and device of ethyl tert butyl ether |
| 04/17/2013 | CN103044215A Intermittent extractive distillation and separation method for isopropyl ether-isopropanol mixture |
| 04/17/2013 | CN103044214A Preparation method of ethyl tert butyl ether |
| 04/17/2013 | CN103044213A Process method for preparing ethyl tert-butyl ether |
| 04/17/2013 | CN103044212A Process method for preparing ethyl tert-butyl ether |
| 04/17/2013 | CN103044211A Synthesis method of 1,1-diphenyl cyclopropane derivative |
| 04/17/2013 | CN103044209A Preparation method for co-production of TBHQ (tertiary butylhydroquinone) and butylated hydroxyanisole |
| 04/17/2013 | CN103044193A Method for preparing chiral secondary alcohol |
| 04/17/2013 | CN103041860A Alkali compound catalyst used in synthesis reaction of nonyl phenol polyoxyethylene ether |
| 04/17/2013 | CN102086179B Synthesis method of biaryl compound |
| 04/17/2013 | CN101987813B Chemical total synthesis method for diabetes type II resistant medicament hypnopyrine |
| 04/17/2013 | CN101973855B Novel 4,4'-di(alkoxy/aryloxy methyl) biphenyl and preparation thereof |
| 04/17/2013 | CN101891598B Method for producing difluorobenzene derivative |
| 04/17/2013 | CN101879459B Preparation method and application of Schiff base functionalized ordered mesoporous PMO material solid supported Cu(I) heterogeneous catalyst |
| 04/17/2013 | CN101830782B Preparation method of 2,3,6,7,10,11-substituted benzophenanthrene |
| 04/17/2013 | CN101333153B Preparation of m-bromoanisole |
| 04/11/2013 | WO2013050718A1 Method for preparing glycerol derivatives, use thereof, and composition including said glycerol derivatives |