Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 493 - Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
Patents for C07D 493 - Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system (17,376)
09/2012
09/19/2012CN102686229A Ceramide production enhancer and moisturizing agent
09/19/2012CN102675337A Dihydroarteannuin derivatives and application thereof
09/19/2012CN102675336A Method for extracting and purifying amorphin
09/19/2012CN102675335A Synthesis method for orange thermal pressure-sensitive off-color material
09/19/2012CN102675334A Preparation method of 2, 3-dihydroxy-1, 8-cineole
09/19/2012CN102675333A Kelaialkane type diterpene compound, and preparation method and application thereof
09/19/2012CN102675332A Small molecule semiconductor and semiconductor composition and electronic device comprising the same
09/19/2012CN102675331A Method for producing transparent sorbitol acetal polypropylene nucleating agent
09/19/2012CN102675330A Furan-flavone compound in arundina graminifolia, preparation method and application
09/19/2012CN101974013B Compounding method of Maoecrystal
09/18/2012US8268882 Triptolide C-ring derivatives as anticancer agents and immune modulators
09/18/2012CA2466935C Method for preparing a composition containing at least an internal dehydrating product of a hydrogenated sugar
09/18/2012CA2273083C Synthesis of epothilones, intermediates thereto, analogues and uses thereof
09/13/2012WO2012120195A1 New pyridazinone and pyridone compounds
09/13/2012CA2832377A1 New pyridazinone and pyridone compounds
09/12/2012EP2496708A2 Method for producing triptolide
09/12/2012EP2496583A1 Dioxa-bicyclo[3.2.1]octane-2,3,4-triol derivatives
09/12/2012CN102666549A Polycyclic ring-fused compound and organic thin film transistor utilizing same
09/12/2012CN102659809A Method for preparing high-purity quercus acutissima A
09/12/2012CN102659808A Extraction separation method of ginkgolides
09/12/2012CN102659807A Preparation method of isoplumericin
09/12/2012CN102659806A Method for purifying tutin
09/12/2012CN102659805A Preparation method of allamcin
09/12/2012CN102659804A Preparation method of dehydrodeguelin
09/12/2012CN102659803A Sesterterpene compound and preparation method and application thereof
09/12/2012CN102659802A Preparation method of coumarin lignan compounds and application of coumarin lignan compounds in resisting marine fouling
09/12/2012CN102659801A Preparation method of pluviatiol-gamma
09/12/2012CN102659782A Evodiamine derivative, preparation method and application thereof
09/12/2012CN102658188A Double-layer catalyst and preparation thereof, and application of catalyst in preparation of pyromellitic dianhydride
09/11/2012US8263793 Preparation of taxanes from 9-dihydro-13-acetylbaccatin III
09/11/2012US8263778 Process for producing pyripyropene derivatives and intermediates for the production thereof
09/11/2012US8263369 Compound ceramidastin, method for producing the same, and use of the same
09/07/2012WO2012118286A1 Novel compound isolated from kaempferia pandurata roxb and use thereof as antiviral agent
09/07/2012WO2012117357A2 Process for preparation of ketolide intermediates
09/07/2012WO2012116577A1 Chlorogenic acid analogue, preparation process and use thereof
09/06/2012US20120226041 Catalysts and boronate esters
09/06/2012US20120225936 Method for producing triptolide
09/06/2012US20120225866 Nitrogen-containing compounds and pharmaceutical compositions thereof for the treatment of atrial fibrillation
09/05/2012EP2494971A1 Gambogic acid derivatives, preparative methods and uses thereof
09/05/2012EP2493891A2 A novel process for preparation of darunavir and darunavir ethanolate of fine particle size
09/05/2012EP2493869A1 Process for synthesizing epicocconone analogs
09/05/2012EP2493856A1 Positive allosteric modulators (pam)
09/05/2012CN1980656B New pharmaceutical use of lipase inhibitor
09/05/2012CN102653543A Preparation method, biological activity and application of 3-substituted type Jolkinolide compound
09/05/2012CN102653514A Chlorogenic acid analog, and preparation method and application thereof
09/05/2012CN102101864B Trigonolactone A-D and medicinal composition, preparation method and application thereof
09/05/2012CN102086210B Method for synthesizing 2, 3, 6, 7-tetrabromo-1, 4, 5, 8-naphthalene tetracarboxylic dianhydride
09/05/2012CN101675057B Process for production of coumarin dimer compound
09/05/2012CN101605771B 4-phenyl-pyrane-3,5-diones, 4-phenyl-thiopyrane-3,5-diones and cyclohexanetriones as novel herbicides
09/05/2012CN101506217B Crystal form of epothilone B and use in pharmaceutical compositions
09/04/2012US8258325 For example diisononyl isosorbide; renewable plasticizers; replace phthalates which have health concerns
08/2012
08/30/2012WO2012114347A1 Synthesis of chiral substituted benzenes and related aromatic compounds containing 1,2 diols protected as diacetal groups
08/30/2012WO2012113475A1 Process for the direct amination of alcohols using ammonia to form primary amines by means of a xantphos catalyst system
08/30/2012WO2012062901A3 Chromene derivatives and their analoga as wnt pathway antagonists
08/30/2012US20120220789 Polyphenol derivative and method for producing the same
08/30/2012US20120220787 Process for the preparation of 5-/6-nitrofluorescein
08/30/2012US20120220634 Taxane Compounds, Compositions And Methods
08/30/2012US20120219948 Application of quantum dots for nuclear staining
08/30/2012CA2826415A1 Process for the direct amination of alcohols by means of ammonia to primary amines using a xantphos catalyst system
08/29/2012EP2491050A2 Glycoside derivative and uses thereof
08/29/2012CN1939921B Method and apparatus for producing episesamin-rich composition
08/29/2012CN102008971B Preparation method of pyromellitic dianhydride catalyst
08/29/2012CN101909619B Composition comprising sesamin component and quercetin glycoside
08/29/2012CN101519408B Method for producing glabridin from glycyrrhiza residue
08/29/2012CN101437827B Process for producing optically active chromene oxide compound
08/28/2012US8252923 Peptidomimetic protease inhibitors
08/28/2012US8252505 Compound and method of producing same, acid generator, resist composition, and method of forming resist pattern
08/28/2012CA2711101C Fused heterocyclic derivatives and methods of use as c-met inhibitors
08/28/2012CA2639700C New addition salts of angiotensin-converting enzyme inhibitors with no donor acids, a process for their preparation and pharmaceutical compositions containing them
08/28/2012CA2540500C Disulfide, sulfide, sulfoxide, and sulfone derivatives of cyclic sugars and uses thereof
08/23/2012WO2012112743A1 Chroman - spirocyclic piperidine amides as modulators of ion channels
08/23/2012WO2012089633A9 Novel pyrimidine derivatives, preparation thereof, and pharmaceutical use thereof as akt(pkb) phosphorylation inhibitors
08/23/2012US20120215015 Preparation of metal-catecholate frameworks
08/23/2012US20120214194 Process for synthesizing epicconone analogs
08/23/2012CA2827311A1 Chroman-spirocyclic piperidine amides as modulators of ion channels
08/22/2012EP2324033B1 Isosorbide nitrates having vasodilating activity
08/22/2012EP2175933B1 Triazine kinase inhibitors
08/22/2012EP1791816B1 Iodine-phenyl-substituted cyclic cetoenols
08/22/2012CN102648284A Polyphenol derivative and method for producing the same
08/22/2012CN102643289A Calycopterone purification method
08/22/2012CN102643288A Purification method of gambogellic acid
08/22/2012CN102643287A Preparation method of nudaphantin
08/22/2012CN102643286A Preparation method of psorospermin
08/22/2012CN102643285A Method for preparing magnolin from magnolia flower
08/22/2012CN102643284A Preparation method and application of 4,9-bisalkylene indene thieno[3,2-b]thiophene derivative and conjugated polymer thereof
08/22/2012CN102643258A Method for separating and purifying chemical components in Herba Gueldenstaedtia
08/22/2012CN101974014B Manufacturing technology for extracting ginkalide A and C from root and bark of maidenhair tree
08/22/2012CN101921280B Seaweed polyether compound and preparation method and application thereof
08/22/2012CN101805350B Synthesis method of imperatorin derivative
08/21/2012US8247213 Methods for massive culture of Dinophysis acuminata and isolation of pectenotoxin-2
08/21/2012CA2634469C Tiglien-3-one derivatives
08/21/2012CA2499600C Methods for the preparation, isolation and purification of epothilone b, and x-ray crystal structures of epothilone b
08/16/2012WO2012107889A1 Process for the preparation of amorphous darunavir
08/16/2012DE102012201840A1 Halbleiterzusammensetzung Semiconductor composition
08/15/2012EP2238143B1 Nitric oxide donor compounds
08/15/2012CN102633810A Method for preparing coriaria lactone
08/15/2012CN102633809A Method for extracting rufuslactone by use of supercritical carbon dioxide
08/15/2012CN102633808A Manufacturing method for deoxypodophyllotoxin
08/15/2012CN102633807A Extraction and separation method of Chalepensin
08/15/2012CN102633792A Method for preparing epothilone D and B
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