Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 307 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
Patents for C07D 307 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom (47,108)
10/2012
10/17/2012EP2511254A2 Single triphenylene chromophores in phosphorescent light emitting diodes
10/17/2012EP2510788A2 Glyceryl ether compounds and their use
10/17/2012EP2509971A1 New process for the preparation of dronedarone
10/17/2012EP2509970A1 Depolymerization of oligomeric cyclic ethers
10/17/2012EP2509964A1 Heterocyclic sulfonamide derivatives
10/17/2012CN102741254A Process for preparing entecavir and its intermediates
10/17/2012CN102741238A New process for the preparation of dronedarone
10/17/2012CN102741237A Beta-dihydrofuran deriving compound, method for producing beta-dihydrofuran deriving compound or beta-tetrahydrofuran deriving compound, beta-glycoside compound, method for producing beta-glycoside compound, and method for producing 4'-ethynyl d4t and analogue comp
10/17/2012CN102741233A Pyridazine derivatives,processes for their preparation and their use as fungicides
10/17/2012CN102741219A Insecticidal compounds
10/17/2012CN102731468A Derivatives of aromatic propylene natural products, and preparation method and usage thereof
10/17/2012CN102731465A Method for synthesizing epsilon-caprolactone
10/17/2012CN102731455A Carabrone derivatives having bactericidal activities, and use thereof
10/17/2012CN102731454A Dehydrocostunolide derivative, its pharmaceutical composition, preparation method and application thereof
10/17/2012CN102731453A Production control method of 98 percent carbofuran
10/17/2012CN102731452A Preparation method of vilazodone intermediate
10/17/2012CN102731451A Fused cyclic compounds
10/17/2012CN102731450A Preparation method of benzofuran or indole
10/17/2012CN102731449A Synthetic technology of darifenacin intermediate 5-(2-bromomethyl)-2,3-dihydro-1-coumarone
10/17/2012CN102731448A Preparation method for furan-2,5-dicarbaldehyde
10/17/2012CN102731447A Method for catalytic synthesis of 5-hydroxymethylfurfural through microwave heating of salt
10/17/2012CN102731446A Method for preparing gamma-butyrolactone and succinic acid through catalytic oxidation of tetrahydrofuran by 3-(thiazol-2-yl)-L-alanine transition metal complex
10/17/2012CN102731445A Method for large-scale preparation of benzyl ribonolactones
10/17/2012CN102731444A Method for preparing PVC plasticizing agent by using xylitol and aliphatic acid
10/17/2012CN102731443A New method for purifying nettle extract 3,4-divanilyltetrahydrofuran
10/17/2012CN102731343A Nitrogen atom-polysubstituted micro-molecular organic aryl amide compounds and derivatives thereof, and application and preparation method thereof
10/17/2012CN102731296A Rosmarinic acid derivative, its preparation method, and its application in preparation of antitubercular medicines
10/17/2012CN102728340A Solid base catalyst and an application thereof
10/17/2012CN102727486A Application of Inula lineariifolia lactone A in preparation of medicine for treating myocarditis
10/17/2012CN102727485A Application of Inula lineariifolia lactone A in preparation of medicine for treating multiple sclerosis
10/17/2012CN102070575B New synthesis method of caronic anhydride
10/17/2012CN102070574B Method for preparing 2, 3-dichloromaleic anhydride
10/17/2012CN101940927B Highly dispersed CuZnTi catalyst for hydrogenation of catalytic maleic anhydride to gamma-butyrolactone and preparation method thereof
10/17/2012CN101538257B Method for preparing citalopram and S-citalopram
10/16/2012US8288569 Carbonyl asymmetric alkylation
10/16/2012US8288568 Process for the preparation of escitalopram
10/16/2012US8288567 (Poly) aminoalkylaminoalkylamide, alkyl-urea, or alkyl-sulfonamide derivatives of epipodophyllotoxin, a process for preparing them, and application thereof in therapy as anticancer agents
10/16/2012CA2576816C Stabilization of organic materials
10/16/2012CA2576749C Alternative synthesis of renin inhibitors and intermediates thereof
10/16/2012CA2545296C Biphenyl derivatives useful as ligands that activate the rar receptors, process for preparing them and use thereof in human medicine and in cosmetics
10/11/2012WO2012138297A1 Acetyltanshinone iia (ata) as anticancer agent
10/11/2012WO2012135980A1 Continuous hydrolysis kettle
10/11/2012US20120259131 Phthalic anhydride process
10/11/2012US20120259082 Vinyl modifier composition and processes for utilizing such composition
10/11/2012US20120259006 Novel benzofuran type derivatives, a composition comprising the same for treating or preventing cognitive dysfunction and the use thereof
10/11/2012US20120258402 Photoresist composition, resist-pattern forming method, polymer, and compound
10/11/2012US20120256172 Organic electroluminescence device
10/11/2012DE112010001980T5 Synthese von Morphin und Verwandten Derivaten Synthesis of morphine and relatives derivatives
10/10/2012EP2508517A1 Process for the preparation of N-alkyl-2(hydroxy-4 benzoyl)-3 benzofurans and its intermediates thereof
10/10/2012CN102725350A Composition and light emitting element using the composition
10/10/2012CN102725280A Aminoanthracene derivative and organic electroluminescent element formed using same
10/10/2012CN102725279A Method for preparing dronedarone hydrochloride
10/10/2012CN102718743A Preparation method of 4-bromo-furan / thiophene-2-methylal
10/10/2012CN102718735A 2-ethyl-3-(4-hydroxy) benzoyl benzofuran compounds and compositions and preparation methods of compounds
10/10/2012CN102718734A Preparation method for 4-hydroxymethyl furoic acid and 2,4-furan diformic acid
10/10/2012CN102716750A Catalyst for constant-pressure gas-phase hydrogenation preparation of gamma-butyrolactone by maleic anhydride and preparation method thereof
10/10/2012CN102716121A Butylphthalide medicine active composition and preparation method of butylphthalide medicine active composition
10/10/2012CN102716110A Phosphodiesterase 4 inhibitor capable of avoiding vomiting and preparation method thereof
10/10/2012CN102002024B 3-aryl-4-arylamino-2 (5(i)H(/i))-furanone compounds as well as preparation method and application thereof
10/10/2012CN101993427B New method for preparing Dronedarone
10/10/2012CN101792361B Reductive amination method of aldehyde
10/10/2012CN101580498B Green synthesis method of furane derivative
10/10/2012CN101573347B Method for the production of benzofuran-2-carboxamides
10/10/2012CN101450934B Sulfonyl-derivatives as novel inhibitors of histone deacetylase
10/10/2012CN101218218B New pyrocatechin derivatives
10/09/2012US8283478 Process for preparation of sulfamide derivatives
10/09/2012CA2550598C Derivatives of 1-piperazine- and 1-homopiperazine-carboxylates, preparation method and their use in therapy
10/09/2012CA2546495C Alpha, beta-unsaturated sulfoxides for treating proliferative disorders
10/09/2012CA2543050C 1,3-dimethylbutylcarboxanilides for controlling undesirable micro-organisms
10/04/2012WO2012134258A1 Clerodane derivatives for modulation of leukotriene receptor activity and related diseases
10/04/2012WO2012133861A1 Diene amides and their use against arthropods
10/04/2012WO2012133653A1 Charge transport material, organic electroluminescent element, and illumination device, display device, or light-emitting device characterized by using said element
10/04/2012WO2012133644A1 Organic electroluminescent element, light-emitting device using organic electroluminescent element, display device using organic electroluminescent element, lighting device using organic electroluminescent element, and compound for organic electroluminescent element
10/04/2012WO2012131410A1 Reductive amination process for preparation of dronedarone using amine intermediary compound
10/04/2012WO2012131409A1 Process for preparation of dronedarone by n-butylation
10/04/2012WO2012131408A1 Process for preparation of dronedarone by mesylation
10/04/2012WO2012131063A1 Improved oligo- and polyimides
10/04/2012WO2012131028A1 Process to produce adipic acid and diesters thereof in a carbonylation process using palladium bidentate biphosphate ligands
10/04/2012WO2012131027A1 Process for the preparation of alkanoic acid esters in a carbonylation process using palladium bidentate biphosphate ligands
10/04/2012WO2012130299A1 Peptidase inhibitors
10/04/2012US20120253036 Agent for treating fibromyalgia
10/04/2012US20120252865 Carbamate derivatives in particular for the treatment of neurological disorders
10/04/2012US20120252830 Substituted Aminobutyric Derivatives as Neprilysin Inhibitors
10/04/2012US20120252790 Amino-Derivatives As Novel Inhibitors Of Histone Deacetylase
10/04/2012US20120248426 Aromatic amine derivative, and organic electroluminescent element comprising same
10/04/2012CA2831689A1 Reductive amination process for preparation of dronedarone using amine intermediary compound
10/04/2012CA2831504A1 Process for preparation of dronedarone by n-butylation
10/04/2012CA2831503A1 Process for preparation of dronedarone by mesylation
10/03/2012EP2504323A1 Novel compounds as receptor modulators with therapeutic utility
10/03/2012CN202465566U Crude methyl tetrahydrophthalic anhydride continuous production device
10/03/2012CN102712612A Aromatic amine derivative, and organic electroluminescent element comprising same
10/03/2012CN102712607A Novel compounds as receptor modulators with therapeutic utility
10/03/2012CN102712587A Novel ethane diamine hepcidin antagonists
10/03/2012CN102712558A Heterocycle-containing asymmetric aromatic compound, compound for organic thin film transistor, and organic thin film transistor using same
10/03/2012CN102702149A Method for preparing 4-methyl benzene anhydride
10/03/2012CN102702148A Method for recovering maleic anhydride from maleic anhydride distillation kettle residues
10/03/2012CN102702147A Andrographolide analogue and application of andrographolide analogue to treatment
10/03/2012CN102702146A Method for preparing 2-nonylene-gamma-lactone simply, conveniently and practically
10/03/2012CN102702145A Triphenylamine derivative, preparation method and application thereof in dye sensitization solar cell
10/03/2012CN102702144A Method for preparing furan or furfural compound from biomass cellulose
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