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)
04/2012
04/04/2012CN101522655B 风味改善剂及含有该风味改善剂的食品 The food containing the flavor improving agent and a flavor improving agent
04/04/2012CN101343263B 一种合成5-硝基-4,5-二氢呋喃衍生物的方法 A method for the synthesis of 5-nitro-4,5-dihydro-furan derivatives
04/03/2012US8148553 Catalytic conversion of cellulose to liquid hydrocarbon fuels by progressive removal of oxygen to facilitate separation processes and achieve high selectivities
04/03/2012US8148552 Process for the synthesis of anticancer (poly) aminoalkylaminoacetamide derivatives of epipodophyllotoxin
04/03/2012CA2566464C Synthesis of tetracyclines and analogues thereof
04/03/2012CA2423744C Hydroxamic acid compounds comprising a sulfonamide linkage as hdac inhibitors
03/2012
03/29/2012WO2012039460A1 Substituted amide compound
03/29/2012WO2012038969A1 Process for converting fructose into 5-hydroxymethylfurfural using a mesoporous silica based catalyst impregnated with rare earth metals
03/29/2012WO2012038968A1 Process for production of furfural from xylose using a heterogeneous mesoporous silica catalyst comprising rare earth metals
03/29/2012WO2012038967A1 Method for converting sucrose to 5 - hmf using a lanthanum containing porous silica catalyst
03/29/2012WO2012038242A1 Process for obtaining tetrahydrofuran
03/29/2012WO2011060877A3 Materials for organic light emitting devices
03/29/2012US20120077995 Process for the production of dronedarone intermediates
03/29/2012US20120077992 Device for carrying out chemical reactions under homogenous and heterogenous conditions
03/29/2012US20120077986 Novel preparation of anticancer-active tricyclic compounds via alkyne coupling reaction
03/29/2012US20120077985 Process for producing fused imidazole compound, reformatsky reagent in stable form, and process for producing the same
03/29/2012US20120077665 Novel Catalyst Systems and Polymer Resins Having Improved Barrier Properties
03/29/2012CA2810706A1 Substituted amide compound
03/28/2012EP2433933A1 Production method of halogen-substituted phthalide
03/28/2012EP2432760A1 Bridged spiro [2.4]heptane derivatives as alx receptor and/or fprl2 agonists
03/28/2012CN102391228A New synthetic method of Caronic anhydride
03/28/2012CN102391227A Synthetic method of ambergris ether
03/28/2012CN102391226A Diamine monomer with phthalein structure and phenolic hydroxyl and preparation method thereof
03/28/2012CN102391225A Mycophenolic acid derivatives Penicacids A, B, C and their application in preparing immunosuppression medicaments
03/28/2012CN102391224A Method for preparing crude mycophenolic acid by adopting ultra-nanofiltration membrane separation technology
03/28/2012CN102391223A Method for separating and purifying licarin B
03/28/2012CN102391222A Novel hydroxamates as therapeutic agents
03/28/2012CN102391221A Hypolipidemic compound and preparation method and use thereof
03/28/2012CN102391220A Tricyclic ethanol compound, as well as preparation method and usages thereof
03/28/2012CN102391219A Method for preparing blininfrom golden Chinese gentian
03/28/2012CN102391218A Method for preparing furfural by xylose dehydration through fixed bed catalysis
03/28/2012CN102391217A Method for preparing furaldehyde from steam exploded stalk rinse solution catalyzed by using solid acid with added polymerization inhibitor
03/28/2012CN102391216A Peach aldehyde rectification equipment
03/28/2012CN102391215A Synthesis method of chiral gamma-dodecalactone
03/28/2012CN102391214A Synthetic method of (S)-3-amino tetrahydrofuran hydrochloride
03/28/2012CN102391154A Alpha-hydroxyl-beta-aminoketone derivatives, synthetic method and application thereof
03/28/2012CN102391088A (1R, 5R)-(-)-3-arylmethylene nopinone ultraviolet absorbent and preparation method thereof
03/28/2012CN102389829A Solid base catalyst for synthetizing aviation fuel intermediates by using furfural and acetone aldol as well as preparation method and purpose
03/28/2012CN102389751A Fixed bed reactor and method for preparing butanedioic anhydride through maleic anhydride solution hydrogenation
03/28/2012CN102389409A TRP-P8 active compounds and therapeutic treatment methods
03/28/2012CN101774986B Method for preparing aliskiren and intermediate thereof
03/28/2012CN101747302B Method for synthesizing polysubstituted benzofuran compounds
03/28/2012CN101550120B Effective component of artemisia leaves and preparation method thereof
03/28/2012CN101125836B Costene lactone derivative and medical use thereof
03/27/2012US8143461 Maleic anhydride catalyst and method for its preparation
03/27/2012US8143416 Alternative synthesis of renin inhibitors and intermediates thereof
03/27/2012CA2590082C Processes for the preparation and purification of hydroxymethylfuraldehyde and derivatives
03/22/2012WO2012035855A1 Collagen production promoter, hyaluronic acid production promoter and wrinkle ameliorating agent
03/22/2012WO2012035303A2 A novel process for synthesis of ramelteon, and key intermediates for the synthesis of ramelteon
03/22/2012WO2012035171A2 New compounds
03/22/2012WO2012034472A1 Cyano benzenedicarboxamide compounds, preparing methods and as agricultural insecticides uses thereof
03/22/2012US20120071673 Synthesis of (s)-n-[2-(1,6,7,8-tetrahydro-2h-indeno-[5,4-b]furan-8-yl)ethyl]propionamide
03/22/2012US20120071671 Catalyst and method for partially oxidizing hydrocarbons
03/22/2012US20120071547 Compounds from soft coral, method of preparation and pharmaceutical uses thereof
03/22/2012US20120071523 Benzofuran-4,5-diones as selective peptide deformylase inhibitors
03/22/2012US20120071516 Compounds that modulate intracellular calcium
03/22/2012US20120071513 Compositions and Their Use as Anti-Tumor Agents
03/22/2012US20120071502 Novel phenoxyisobutyric acid compounds and methods for synthesis
03/22/2012US20120071426 Methods and compositions for treating lung cancer
03/21/2012EP2431362A1 3-(4-aminophenyl)-2-furancarboxylic acid derivative and pharmaceutically acceptable salt thereof
03/21/2012EP2431361A1 Ascorbic acid aryl acetate/propionate ester, preparation method and pharmaceutical composition thereof
03/21/2012EP2430010A2 Oxidation of furfural compounds
03/21/2012EP2429982A1 Methods of making lubiprostone and intermediates thereof
03/21/2012EP2188254B1 Novel bradykinin b1-antagonists
03/21/2012EP1954678B1 Novel nk1 and nk2 antagonists
03/21/2012EP1799808B1 Process for producing mycophenolic acid using penicillium arenicola bicc7673
03/21/2012EP1422218B1 Antiviral agent
03/21/2012EP1412077B8 Flow reactors for chemical conversions with hetergeneouos catalysts
03/21/2012EP1233961B9 Method for producing 5-(1-piperazinyl)-benzofuran-2-carboxamide by transition metal-catalyzed amination
03/21/2012CN102388030A Hydrogenation process for the preparation of tetrahydrofuran and alkylated derivatives thereof
03/21/2012CN102382087A Method for preparing dronedarone hydrochloride
03/21/2012CN102382086A Process for preparing benzofurans
03/21/2012CN102382085A Benzofuran phenylpropanoids compound, preparation method and application thereof
03/21/2012CN102382084A Method for producing vitamin C
03/21/2012CN102382083A Preparation method of andrographolide
03/21/2012CN102382082A Novel potassium sodium dehydroandroan drographolide succinate compound and drug combination thereof
03/21/2012CN102382081A Synthetic method of key intermediates of natural products jaspine B and 3-epi jaspine B possessing antineoplastic activity
03/21/2012CN102381962A Extraction method of effective components of Chinese angelica
03/21/2012CN102381961A 3-phenyl glutaric acid compound, preparation method and purpose thereof
03/21/2012CN102060819B Spiro 4-hydroxyfuran-2(5H)-one compound as well as preparation method and application thereof
03/21/2012CN101642717B Application of L-tryptophane being taken as catalyst of Knoevenagel reaction
03/21/2012CN101558052B Process for one-stage preparation of 2-methyltetrahydrofuran from furfural over two catalysts in a structured bed
03/21/2012CN101513402B Antiviral agent
03/21/2012CN101503398B Novel sulfide or sulfone containing dianhydride, and preparation and use thereof
03/21/2012CN101466694B Aryl- and heteroaryl-ethyl-acylguanidine derivatives, their preparation and their application in therapeutics
03/21/2012CN101184725B N-alkylcarbonyl-amino acid ester and n-alkylcarbonyl-amino lactone compounds and their use
03/21/2012CN101007803B Piperazinyl-, piperidinyl- and morpholinyl-derivatives as novel inhibitors of histone deacetylase
03/20/2012US8138360 substrates for amyloidogenic proteins, for example, A beta 1-42, an amyloid protein, brain deposits of which are associated with Alzheimer's disease
03/20/2012US8138119 Alkoxyalkyl spirocyclic tetramic acids and tetronic acids
03/20/2012US8137509 Asymmetric synthesis of rocaglamides via enantioselective photocycloaddition mediated by chiral brønsted acids
03/20/2012CA2672656C Naphthalenone compounds exhibiting prolyl hydroxylase inhibitory activity, compositions, and uses thereof
03/20/2012CA2636324C Cycloalkylamines as monoamine reuptake inhibitors
03/20/2012CA2509139C Aromatic compounds as anti-inflammatory, immunomodulatory and anti-proliferatory agents
03/20/2012CA2504410C Bifunctional phenyliso(thio)cyanates; method and intermediate products for the production thereof
03/15/2012WO2012033631A2 Roseobacticides and uses thereof
03/15/2012WO2012033019A1 Acrylic ester derivative, high-molecular compound and photoresist composition
03/15/2012WO2012032545A1 Processes for preparing dronedarone and its intermediates
03/15/2012WO2012032534A2 Furanose derivatives and their applications in synthesis of statins
03/15/2012WO2012032389A2 Process for preparation of substantially pure fosamprenavir calcium and its intermediates
03/15/2012WO2012004658A8 Process for preparation of n-[2-butyl-3-[4-[3-(dibutylamino)propoxy]benzoyl]-5-benzofuranyl]methanesulfonamide, acid addition salts and product thereof
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