Patents
Patents for C07C 49 - Ketones; Ketenes; Dimeric ketenes; Ketonic chelates (22,686)
07/2012
07/04/2012CN102548651A Methods for selectively synthesizing 1-aryl-2-tetralones
07/04/2012CN102548618A Composition, use, and preservation method
07/04/2012CN102532225A Chiral phosphate ester ligand derived from methyl glucoside as well as preparation method and application thereof
07/04/2012CN102531939A Preparation method of L-methyldopa
07/04/2012CN102531873A Preparation method for myrtle ketone A
07/04/2012CN102531872A Method for preparing high purity (99.9 percent) 4,4'-difluorobenzophenone
07/04/2012CN102531871A Method for purifying 2,4-dichloroacetophenone
07/04/2012CN102531870A Preparation method of 2,4-difluoroacetophenone
07/04/2012CN102531869A Preparation process of p-alkylacetophenone
07/04/2012CN102531868A Anthraquinone derivative, preparation method and application thereof
07/04/2012CN102531867A Rhodizonic acid raffinate reusing synthesis process
07/04/2012CN102531866A Method for producing isophorone
07/04/2012CN102531865A Preparation method of 1-(2,6,6-trimethylcyclohex-3-enyl) butyl-2-en-1-one
07/04/2012CN102531864A Method for preparing pyruvic aldehyde dimethyl acetal
07/04/2012CN102531863A Method for preparing diacetone alcohol by utilizing Soxhlet extractor
07/04/2012CN102531862A Comprehensive utilization method for organic waste liquor generated in hydrazine hydrate production process
07/04/2012CN102531861A Novel method for preparing 5-ethyl-2-nonanone
07/04/2012CN102531836A Method for recycling solvent, namely isopropanol, during production of carvone
07/04/2012CN102528866A Preparation method for novel wood preservative
07/04/2012CN102527385A Cu2O/MgO catalyst and preparation method thereof
07/04/2012CN102199125B Fluorine-containing imidazoline derivatives and preparation method thereof
07/04/2012CN101940948B Method for immobilizing metalloporphyrin by crosslinked polystyrene microspheres
07/04/2012CN101927188B Ordered mesoporous organic metal Au (I) heterogeneous catalyst and preparation method and application thereof
07/04/2012CN101597223B Method for synthesizing filbertone
07/04/2012CN101550064B Separating and purifying method of butyl alcohol, acetone and total ethanol dissolvent in corn fermentation mash and device thereof
07/04/2012CN101531575B Method for preparing aldehyde or ketone by using photocatalysis to selectively oxidize primary alcohol or secondary alcohol
07/04/2012CN101492356B Method for separation preparation of compound 2,4-dihydroxy-5-methyl-acetophenone by using Basidiomycetes
07/04/2012CN101475458B Mitissimol with antineoplastic activity, preparation and use thereof
07/04/2012CN101456801B Method for synthesizing alpha-beta unsaturated acetyenic ketone compounds by carbonylation
07/04/2012CN101434525B 4-(4-hydroxy3-methoxybenzene methyl) curcumin and use thereof in preparing anti-tumor medicament
07/04/2012CN101365671B Isohumulone compound clathrate and composition containing the same
07/03/2012US8212079 Cocrystallization
07/03/2012US8212040 Glucocorticoid mimetics, methods of making them, pharmaceutical compositions, and thereof
07/03/2012US8211989 Crosslinking method
07/03/2012US8211664 Methods and materials for making simvastatin and related compounds
07/03/2012CA2388818C C-aryl glucoside sglt2 inhibitors and method
06/2012
06/28/2012WO2012085362A1 Process for converting cellulose or lignocellulosic biomass using catalysts based on tin oxide and/or on antimony oxide and on a metal selected from groups 8 to 11
06/28/2012WO2012085287A1 Compounds capable of releasing fragrant compounds
06/28/2012WO2012085195A1 Environmental friendly purification of an organic solution of etfbo
06/28/2012WO2012084770A1 Process for the manufacture of dibenzoylmethane derivatives
06/28/2012WO2012084121A1 Dihydroxyacetone monoether
06/28/2012WO2012059436A3 Phenyl-substituted bicyclooctane-1,3-dione-derivatives
06/28/2012US20120165553 Immunostimulant
06/28/2012US20120165300 Diastereomers of 2-methylene-19-nor-22-methyl-1alpha,25-dihydroxyvitamin d3
06/28/2012DE102010055656A1 Dihydroxyacetonmonoether Dihydroxyacetonmonoether
06/27/2012EP2468710A1 Process for preparation of hexafluoroacetone monohydrate
06/27/2012EP2468708A1 Catalytic decarboxylative cross-ketonisation of aryl- and alkylcarboxylic acids using iron catalysts
06/27/2012EP2467202A2 Methods for selectively synthesizing 1-aryl-2-tetralones
06/27/2012CN102516274A Cadmium metal organic frame compound with catalytic performance and preparation method and use thereof
06/27/2012CN102516215A Preparation method of C-glucoside containing saturated cyclohexane structure
06/27/2012CN102516152A Alpha-difluoro carbonyl substituted chiral tert-alcohol compound, its synthetic method and application thereof
06/27/2012CN102516053A Preparation method of cynandione A
06/27/2012CN102516052A Method for preparing acetophenone through ethyl benzene oxidation by using microchannel reactor
06/27/2012CN102516051A Method for preparing isophorone by acetone liquid condensation with alkali catalyst
06/27/2012CN102516050A High-quality industrial production method of 1,3-cyclohexanedione
06/27/2012CN102516049A Method for decomposing cyclohexyl hydrogen peroxide and equipment thereof
06/27/2012CN102516048A Preparation method for 2-alkyl-cyclopentanone (cyclohexanone) by using tert-butyl peroxybenzonate
06/27/2012CN102516027A Method for preparing catalyst for coproducing alcohol and ketone according to acetone hydrogenation method
06/27/2012CN102515994A Catalytic hydrogenation reduction method of unsaturated compound
06/27/2012CN102513104A Preparation method of benzaldehydes compound and novel double-metal catalyst loaded by mesoporous carbon for preparation method
06/27/2012CN102266765B Solid base catalyst for synthesizing isophorone and application thereof
06/27/2012CN101805754B Process for separating acetone, butanol and ethanol in situ by coupling biomass fermentation and pervaporation
06/27/2012CN101665393B Synthesis method of polysubstituted allyl chloride derivative
06/27/2012CN101648857B Dihydrochalcone-like compound contained in tobacco and preparation method and application thereof
06/27/2012CN101575275B Synthetic method for 4oxo-beta-ionone
06/27/2012CN101555259B Phosphine oxazoline ligand of spiral ring skeleton, a synthetic method thereof and applications in asymmetric hydrogenation of various types of imine coumpounds and various types of non-functionalized
06/27/2012CN101538286B Monomer for organic electro-phosphorescent polymer
06/27/2012CN101412667B Preparation of 2-pimelie kelone compound
06/26/2012US8207361 Tigecycline crystalline forms and processes for preparation thereof
06/26/2012CA2472581C Tricyclic-bis-enone derivatives and methods of use thereof
06/21/2012WO2012080809A1 Process for producing dibk
06/21/2012WO2012080153A1 Use of substituted dimethoxyhydroxyphenylalkyl derivatives as preservative, preserving method, compounds and composition
06/21/2012WO2009156324A3 Use of benzotropolone derivatives as uv absorbers and antioxidants and their use in sunscreens and/or cosmetic compositions
06/21/2012DE102010055084A1 Preparing 3-hydroxy-1,3-diphenyl-propan-1-one compounds, useful as antioxidants in cosmetics, comprises hydrogenating 1,3-diphenyl-propane-1,3-dione compounds in the presence of a ruthenium-containing catalyst system
06/20/2012CN102504262A 3,4-diphenyl phenyl grafted polysiloxane as well as preparation method and application thereof
06/20/2012CN102504054A Hydroxy-ketone photoinitiator containing multiple functional groups for reducing and eliminating VOC (volatile organic compounds) emission
06/20/2012CN102503797A Continuous synthesis method for acetylacetone metallic compound
06/20/2012CN102503796A 2,2',3,4,4'-pentahydroxybenzophenone and lead (II) complex, and preparation method and application thereof
06/20/2012CN102503795A Synthesis technique of ultraviolet absorbent UV-531
06/20/2012CN102503794A Method for preparing fluorine-containing substituted phenyl ketone
06/20/2012CN102503793A Preparation method of stearoylbenzoylmethane and application thereof to molding processing of thermoplastic resin
06/20/2012CN102503792A Method for catalytic synthesis of 2,2-bi-(4-hydroxylethylphenyl) acenaphthenone through solid heteropolyacid
06/20/2012CN102503791A Method for producing 2-alkylene grease cyclic ketone by adopting bionic catalytic system
06/20/2012CN102503790A Method for producing methyl heptenone
06/20/2012CN102503789A Method for distilling, separating and purifying ketone alcohol mixture by utilizing separating plate
06/20/2012CN102503784A Method for preparing 2-alkylene cyclobutanone
06/20/2012CN102503773A Dolabellane diterpene compound, medical composition thereof, and preparation method and application of dolabellane diterpene compound
06/20/2012CN102503751A Method for synthesizing alpha-brominated aromatic ketones compound
06/20/2012CN102503749A Method for selective bromination of keton carbonyl compound by using n-bromosuccinimide (NBS)
06/20/2012CN102500430A Modified anion exchange resin with double long carbon chains and preparation method and application thereof
06/20/2012CN102500418A Magnetic bidentate imide palladium ligand catalyst and preparation method thereof
06/20/2012CN102500417A Magnetic oxime ring palladium catalyst and preparation method thereof
06/20/2012CN102500398A SO42-/nano TiO2 catalyst and application thereof to preparing cyclohexenyl cyclohexanone
06/20/2012CN102499913A Preparation method for refined and purified paeonol preparation
06/20/2012CN102258994B Method for preparing catalyst used in synthesizing isophorone through acetone multiphase method
06/20/2012CN102093192B Beta-diketone 1-(3,5-dibenzyloxy)phenyl-5-phenylacetylacetone and preparation method thereof
06/20/2012CN101489967B A method for dehydrating alcohols
06/20/2012CN101445440B Method for extracting refined curcumin and curcuma oil from curcuma
06/19/2012US8202911 Migrastatin analog compositions and uses thereof
06/14/2012WO2012078961A1 Compositions comprising stabilized keto-enol uv absorbers
1 ... 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 ... 227