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)
11/2012
11/01/2012US20120273725 Tetraoxybiphenyl Ester Chiral Dopants for Cholesteric Liquid Crystal Displays
10/2012
10/31/2012EP2518788A1 Organic electroluminescent element and light-emitting polymer composition
10/31/2012CN102762573A Compounds, compositions and methods for protecting brain health in neurodegenerative disorders
10/31/2012CN102757446A Synthesis method of pyranocoumarin derivatives
10/31/2012CN102757445A Preparation technique of isosorbide
10/31/2012CN102757444A Benzofuran compound with nitrous oxide donor property
10/31/2012CN102757443A Sulfur-substituted podophyllum derivative and bioconversion, separation and purification method thereof
10/31/2012CN102757442A Sulfur-substituted podophyllum derivative and synthetic method and application thereof
10/31/2012CN102757441A Furano[3,2-g]chromene compounds and applications thereof
10/31/2012CN102757440A 1-(6,7-dihydro-5H-furan-[3,2-g]chromene-3-acetyl)-4-phenylpiperazine and applications thereof
10/31/2012CN101511842B Dihydrofuro pyrimidines as AKT protein kinase inhibitors
10/26/2012WO2012145678A1 Anti-cancer and anti-inflammatory parthenolide compounds
10/26/2012WO2012144758A2 Method for functionalizing porous metal-organic framework materials, solid acid catalyst using same, and method for evaporating alcohol using the solid acid catalyst
10/26/2012WO2012144654A1 Fluorescent probe for measuring hydrogen sulfide
10/25/2012US20120271021 Polymerizable compound and polymer compound obtained by using the same
10/25/2012US20120270736 Oxabicycloheptanes and oxabicycloheptenes, their preparation and use
10/25/2012US20120270155 Compound, polymeric compound, acid generator, resist composition, and method of forming resist pattern
10/24/2012EP2514752A1 Epothilone compounds, preparation method and use thereof
10/24/2012EP2513323A2 Heterologous hosts
10/24/2012EP2513116A1 Polymorphs of darunavir
10/24/2012CN102746317A Method for extracting khellin from ammi visnaga
10/24/2012CN102744105A Method for functionalizing porous metal-organic framework materials, solid acid catalyst using same, and method for evaporating alcohol using the solid acid catalyst
10/24/2012CN102093382B 2alpha or 2beta-bromopodophyllotoxin derivatives, preparation thereof, and application thereof to botanical pesticides
10/24/2012CN102093380B Cyclic icaritin aglycon as well as preparation method and application of cyclic icaritin aglycon
10/18/2012WO2012142575A2 Monomeric trioxane amide sulfur compounds
10/18/2012WO2012141197A1 Organic electroluminescence element
10/18/2012WO2012140894A1 Pharmaceutical composition
10/18/2012WO2012140114A1 Tri- and tetracyclic pyrazolo[3,4-b]pyridine compounds as antineoplastic agent
10/18/2012WO2012139666A1 Continuously operable method for producing carbonyl compounds by means of a catalyst containing a nitroxyl radical
10/18/2012US20120264764 Oxabicycloheptanes and Oxabicycloheptenes, Their Preparation and Use
10/18/2012US20120264736 Benzenesulfonyl-chromane, thiochromane, tetrahydronaphthalene and related gamma secretase inhibitors
10/18/2012CA2832704A1 Tri- and tetracyclic pyrazolo[3,4-b]pyridine compounds as antineoplastic agent
10/18/2012CA2832624A1 Continuously operable method for producing carbonyl compounds by means of a catalyst containing a nitroxyl radical
10/17/2012EP2511282A1 Uracyl Spirooxetane Nucleosides
10/17/2012EP2511274A2 Polyamine derivative
10/17/2012EP2509984A1 Fungicidal compounds and methods of their use
10/17/2012EP2509950A1 5-amino- 4-hydroxypentoyl amides
10/17/2012CN102741258A Compositions and methods for cyclofructans as separation agents
10/17/2012CN102731523A Preparation method of beta-artemether
10/17/2012CN102731522A Paeoniflorin compound with inhibitory activity against abnormal expression of cyclooxygenase-2, its preparation method and application
10/17/2012CN102731521A Chromone compound in aromatic tobaccos, preparation method and application thereof
10/17/2012CN101161649B Method for synthesizing lactone compound by catalytic oxidation of cyclone
10/16/2012US8287969 Isosorbide derivatives and liquid crystal displays comprising the same
10/16/2012CA2496477C Synthesis of epothilones, intermediates thereto, analogues and uses thereof
10/16/2012CA2485794C Triptolide derivatives for modulation of apoptosis and immunosuppression
10/11/2012WO2012136492A1 Wnt pathway antagonists
10/11/2012WO2012111025A3 1,2,3-triazole containing artemisinin compounds and process for preparation thereof
10/11/2012WO2012107889A9 Process for the preparation of amorphous darunavir
10/11/2012US20120258927 Inhibitors of e1 activating enzymes
10/11/2012US20120256172 Organic electroluminescence device
10/11/2012CA2832305A1 Wnt pathway antagonists
10/10/2012CN102725295A Process for the preparation of darunavir and darunavir intermediates
10/10/2012CN102718774A Method for preparing artemisinin
10/10/2012CN102718773A Method for preparing artemisinin through arteannuic acid
10/10/2012CN102167721B Method for extracting and purifying tanshinone monomeric compounds from red sage root
10/10/2012CN102030757B Synthesis process of methoxsalen
10/10/2012CN101450951B Method for producing topiramate
10/09/2012US8283478 Process for preparation of sulfamide derivatives
10/09/2012CA2451047C Use of picropodophyllin derivatives for treatment of igf-1r mediated disorders
10/04/2012WO2012132796A1 Ortho ester derivative, liquid crystal composition, and liquid crystal display element
10/04/2012WO2012132674A1 Method for producing organic transistor, organic transistor, method for producing semiconductor device, semiconductor device, and electronic apparatus
10/04/2012WO2012129966A1 Paeoniflorin compound having inhibitory activity on abnormal expression of cyclooxygenase-2, preparation method therefor, and use thereof
10/04/2012US20120252996 Curable Bicyclic Compound Derived from Biomass, Solvent-Free Curable Composition, and Method for Preparing Same
10/04/2012US20120251826 Process for the preparation of darunavir
10/04/2012US20120251491 Fused tricyclic aryl compounds useful for the treatment of viral diseases
10/03/2012EP2504327A1 Orthoester derivatives of crown ethers as carriers for pharmaceutical and diagnostic compositions
10/03/2012EP2503881A1 Fused tricyclic compounds and derivatives thereof useful for the treatment of viral diseases
10/03/2012CN202460193U Automatic grading system for sweet wormwood active ingredient extracting solution
10/03/2012CN102712787A Novel nucleating agents for polyolefins based on acetal compounds
10/03/2012CN102712632A Inhibitors of flaviviridae viruses
10/03/2012CN102702221A Xyloketal B analogue as well as preparation method and application thereof
10/03/2012CN102702220A Method for extracting arteannuic acid from artemisinin crystallization mother liquor
10/03/2012CN102702219A Method for transforming ether derivative of dihydroartemisinin into dihydroartemisinin
10/03/2012CN102702218A Bis-oxazoline ligand compound containing chiral spirocyclic skeleton structure and preparation method and application thereof
10/03/2012CN102702217A Method for preparing ellagic acid high-purity products by using waste materials of tannic acid production from gallnut as raw materials
10/03/2012CN102702216A Separation preparation process for high-purity irisflorentin
10/03/2012CN102702215A Compound mangostenone F, preparation method and application in preparation of antitumor drugs thereof
10/03/2012CN102702064A 2,4,6-phenylsubstituierte cyclische ketoenole
10/03/2012CN102702044A Carbocyclic and heterocyclic arylsulfones as gamma secretase inhibitors
10/03/2012CN101948473B New NEO-clerodane diterpenoid compound and application thereof
10/03/2012CN101735050B Blumeabalsamifera extract as well as extracting method and application thereof
10/03/2012CN101605796B Substantially pure fluorescein
10/02/2012US8278468 Furanose derivatives
10/02/2012CA2641138C Dimers of artemisinin derivatives, preparation thereof and therapeutic use thereof
10/02/2012CA2208841C High molecular weight polymer-based prodrugs
09/2012
09/27/2012WO2012126675A1 Diels-alder adducts as thermally cleavable odorant precursors
09/27/2012WO2012126308A1 Method for separating and purifying ginkgolide c from root and skin of ginkgo
09/27/2012US20120245223 Use of gymnodimine, analogues and derivatives for the treatment and/or prevention of neurodegenerative diseases associated with tau and b-amyloid
09/27/2012US20120244067 Methods for inducing reversible stasis
09/26/2012CN102696128A Organic electroluminescent element and light-emitting polymer composition
09/26/2012CN102690276A Method for extracting and separating alectoria sarmentosa Ach. element
09/26/2012CN102690275A Tetrahydrofuro-[3,4-c]pyranyl-4-ketone compound and its preparation method and use
09/26/2012CN102050827B Method for preparing Longikaurin A
09/20/2012WO2012122716A1 Tetracyclic xanthene derivatives and methods of use thereof for treatment of viral diseases
09/20/2012US20120238608 Angiotensin ii receptor antagonists
09/20/2012US20120238566 Use of cell autophagy (type ii cell apoptosis) inhibitors
09/20/2012US20120238563 Novel unsaturated tetracyclic tetrahydrofuran derivatives
09/20/2012US20120238541 Pharmaceutical compounds
09/20/2012US20120237770 Novel process for preparation of darunavir and darunavir ethanolate of fine particle size
09/19/2012CN102686594A Polymorphs of darunavir
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