Patents
Patents for C07C 49 - Ketones; Ketenes; Dimeric ketenes; Ketonic chelates (22,686)
04/2013
04/11/2013CA2848339A1 Method of isolating ingenol
04/10/2013CN103030548A Method of 4-hydroxy-3-hexanone catalysis and dehydration
04/10/2013CN103030547A Method for preparing 4-hexene-3-ketone by carrying out catalytic dehydration on 4-hydroxy-3-hexanone
04/10/2013CN103030546A Method for producing 4-hexene-3-ketone by carrying out catalytic dehydration on 4-hydroxy-3-hexanone
04/10/2013CN103030545A Method for preparing 4-hexene-3-ketone by 4-hydroxy-3-hexanone dehydration
04/10/2013CN103030544A Method for producing 4-hexene-3-ketone by carrying out dehydration on 4-hydroxy-3-hexanone
04/10/2013CN103030543A Method for preparing 4-hexene-3-ketone by carrying out dehydration on 4-hydroxy-3-hexanone
04/10/2013CN103030542A Method for preparing 4-hexene-3-ketone by 4-hydroxy-3-hexanone hydration
04/10/2013CN103030541A Production method of 4-hexene-3-one by catalyzed dehydration of 4-hydroxy-3-hexanone
04/10/2013CN103030540A Method of 4-hydroxy-3-hexanone catalytic dehydration
04/10/2013CN103030539A Method for simultaneous production of methyl ethyl ketone and cyclohexane
04/10/2013CN103030536A High-selectivity synthesis method of alpha,beta-unsaturated iodoketenes and olefine aldehydes
04/10/2013CN102417553B Hydroxyalkyl aryl ketone photoinitiator capable of reducing volatile organic compound (VOC) discharge until elimination of VOC discharge
04/10/2013CN102329193B Process for synthesizing 2-methyl-2,4-pentendiol through hydrogenation reduction of diacetone alcohol
04/10/2013CN102179265B Catalyst for use in preparation of cyclohexanol and cyclohexanone and method for preparing cyclohexanol and cyclohexanone
04/10/2013CN102126941B Preparation method of euphorbia peplus plant extract for preparing antitumor medicament
04/10/2013CN101759546B Phenylacetylene-capped polyether-ether-ketone oligomer and preparation method thereof
04/10/2013CN101759543B Method for extracting chalcone from fresh angelica keiskei
04/10/2013CN101712633B Alpha or beta-aldehyde ketone derivative, method for preparing same and activities thereof for resisting drug-resistance bacterium pathogens and helicobacter pylori
04/10/2013CN101665394B Method for directly preparing alpha-fluoro acetophenone by acetophenone one-pot method
04/10/2013CN101597226B Method for synthesizing 6-hydroxyl-1-anisindione
04/10/2013CN101585758B Synthesis method of 5- hydroxide radical-1-indenone
04/10/2013CN101450892B Improved cracking gas heat utilization method and used material carburetor
04/10/2013CN101239895B (4R)-4-methyl-15-alkenyl-6-hexadecanone derivatives, synthesis method and use thereof in synthesizing musk ketone
04/09/2013US8415505 2-methylene-5-substituted-methylenecyclopentanone derivatives and use thereof
04/09/2013US8414870 Benzylidene substituted 2,4-pentanedione compounds and use thereof as stabilizers
04/04/2013WO2012151154A3 Flame-retardant derivatives
04/04/2013US20130085283 Geranylgeranylacetone derivatives
04/03/2013CN103012503A Heteronuclear palladium iridium bicyclo metal compound as well as preparation method and application of compound
04/03/2013CN103012099A Fluorenone compounds and preparation method and application thereof
04/03/2013CN103012098A Fluorene derivative and preparation method thereof
04/03/2013CN103012097A Method for preparing fenchone
04/03/2013CN103012096A Method for obtaining high purity muscone from cyclododecanone reaction
04/03/2013CN103012095A Method for combined extraction of variety of functional components of ginger
04/03/2013CN103012094A Synthesis method of ionone-type spice intermediate products
04/03/2013CN103012088A Alpha-(3,5-dimethoxy benzylidene)-alpha'-alkylmethylenecycloketone and preparation method thereof
04/03/2013CN103012087A Green synthetic method of alpha, alpha'-double benzylidene cycloalkanone compound
04/03/2013CN103012086A Method for preparing 2,3-dihydro-1-indanone and derivative thereof
04/03/2013CN103012085A One-step method for synthesizing diphenyl ketone derivatives from diphenylmethane derivatives
04/03/2013CN103012058A Solid acid catalyst and process for decomposition of cumene hydroperoxide
04/03/2013CN103012027A Method for preparing diphenyl ether compound
04/03/2013CN103007978A Nanometer metal catalyst as well as preparation method and application thereof
04/03/2013CN103007918A Preparation method of metal doped In2O3 composite material
04/03/2013CN103007684A Organic solvent recovery apparatus for increasing recovery quality, method and uses thereof
04/03/2013CN102101013B Method for preparing desulfurization denitration agent, methanol and acetone by biomass pyrolysis
04/03/2013CN102040500B Method for extracting and separating xanthohumol and flavone compounds
04/03/2013CN101830787B Method for synthesizing methyl isobutyl ketone and diisobutyl ketone by acetone gas-phase one-step method
04/03/2013CN101768066B Preparation method and application of trichloroacetone with high purity
04/03/2013CN101747166B Method for preparing m-ethylacetophenone by biomimetic catalytic oxidation of m-diethylbenzene with oxygen
04/03/2013CN101717408B Phosphonium salt compound containing precursor of biphosphorus ylide cyclopentadienyl cyclocarbene as well as preparation method and application thereof
04/03/2013CN101421215B A process for the decarboxylation of fatty acids
04/02/2013US8410179 Cis, 3,4-dihydroxy-2-(3-methylbutanoyl)-5-(3-methylbutyl)-4-(4-methylpentanoyl)cyclopent-2-en-1-derivatives, substantially enantiomerically pure compositions and methods
04/02/2013US8410178 CIS 3,4-dihydroxy-2-(3-methylbutanoyl)-5-(3-methylbutyl)-4-(4-methylpentanoyl)cyclopent-2-en-1-derivatives, substantially enantiomerically pure compositions and methods
03/2013
03/28/2013WO2013043609A1 Methods and systems for co-producing a low-methanol content acetone
03/28/2013WO2013043272A1 Process for producing phenol
03/28/2013WO2013043271A1 Process for producing phenol
03/28/2013WO2013042706A1 Organic molecule spin battery
03/28/2013WO2012145031A3 Process for producing phenol
03/28/2013US20130079396 Anticancer and Tubulin Polymerisation Inhibition Activity of Benzylidene Indanones and Process of Preparing the Same
03/27/2013CN102994573A Method for online separation and purification of butanol, acetone and ethanol in fermentation solution by using active carbon in-situ adsorption
03/27/2013CN102992988A Substituted phloroglucinol derivatives and application thereof
03/27/2013CN102992987A Synthesis method for camphorquinone and catalyst composition for synthesis method
03/27/2013CN102992986A Preparation method of perfluorethyl isopropyl ketone
03/27/2013CN102992985A Method and device for separating and recycling butanone by three-tower pressure-variable rectification and heat integration
03/27/2013CN102992984A Methyl ethyl ketone preparation method
03/27/2013CN102992961A Novel reactive distillation technology for producing phenol and acetone
03/27/2013CN102989508A Synthesizing method and application of polymer microsphere immobilized palladium nanometer particles
03/27/2013CN102372618B Practical synthetic method of 2-halogen-1-(4-bromine-3-fluorophenyl) butanone
03/27/2013CN102126938B Curcumin analog and preparation method and application thereof
03/27/2013CN101914002B Method for extracting glaucocalyxin A
03/27/2013CN101838190B Method for simply preparing oxo-dihydro-damascenone isomer
03/27/2013CN101679175B A process for the preparation of 1,4-dialkyl-2,3-diol-1,4-butanedione
03/27/2013CN101544526B Method of activating alpha position C-H key of ether compound and application thereof
03/27/2013CN101305041B Photolatent systems
03/26/2013CA2424207C Stem cell differentiation-inducing promoter
03/21/2013WO2013038136A1 BI-AROMATIC AND TRI-AROMATIC COMPOUNDS AS NADPH OXIDASE 2 (Nox2) INHIBITORS
03/21/2013WO2013037964A1 Anticancer active ingredient derived from guiera senegalensis
03/21/2013WO2012173909A3 Synthesis of 7-acetyleno quinone methide derivatives and their application as vinylic polymerization retarders
03/21/2013WO2012153348A3 Process for preparation of prasugrel and its intermediates
03/21/2013US20130072553 Drugs, derivatives and analogs containing adamantane structures of new indication applications of anti-tumor
03/21/2013US20130071370 Inhibitors of micro-rnas for use for preventing and/or attenuating skin ageing and/or for hydrating skin
03/20/2013CN102978246A Method for realizing on-line production and separation of butanol, acetone and ethanol through adsorbent in-situ adsorption, fermentation, coupling and pervaporation
03/20/2013CN102976913A Method for preparing high-purity acetylacetonatodicarbonyl rhodium through using rhodium trichloride
03/20/2013CN102976912A Method for preparing acetophenone
03/20/2013CN102976911A Naphthol ketone derivative, preparation method and applications thereof
03/20/2013CN102976910A Environment-friendly and simple preparation method for synthesizing isophorone from acetone
03/20/2013CN102976909A Method for extracting and purifying 6-gingerol from ginger
03/20/2013CN102976908A Method for preparing hexafluoroacetone and hydrate of hexafluoroacetone
03/20/2013CN102976907A Method for selectively removing phenol hydroxymethyl protection
03/20/2013CN102976879A Supported PtAu catalyst and method for catalytic reduction of olefinic bonds or acetylenic bonds by using same
03/20/2013CN102974280A Method and equipment for improving F-C acyl chloride reaction yield
03/20/2013CN102180790B Method for removing water from ethyl acetate and butanone mixed solvent
03/20/2013CN101784510B Process for dehydration of hexafluoroacetone hydrate
03/20/2013CN101712608B Anthralini-fused ring derivatives and synthesis method thereof
03/20/2013CN101712584B Method for synthesizing alpha, beta, gamma, delta-unsaturated carbonyl compound
03/19/2013CA2538960C Cinnamoyl compound and use of the same
03/19/2013CA2514092C Novel cocrystallization of hydrochloric acid salt of an active agent
03/14/2013WO2013035674A1 Method for producing 2-halo-1-(1-halocyclopropyl)ethanone
03/14/2013WO2013012203A3 Method of preparing cumyl alcohol and method of preparing phenol, acetone and alpha methyl styrene
03/14/2013WO2012145028A3 Process for producing phenol
1 ... 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ... 227