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)
05/2014
05/22/2014WO2014075461A1 Separation and purification method for bilobalide
05/21/2014EP2731952A1 Radiolabelled rotenone derivatives and their use in spect imaging
05/21/2014CN103814033A 异山梨醇衍生物用于制备化妆品制剂的用途 Use of isosorbide derivatives for the preparation of cosmetic formulations
05/21/2014CN103804390A 多取代芳香二酮类化合物及其制备方法和应用 Multi-substituted aromatic diketones and its preparation method and application
05/21/2014CN103804389A 摩洛哥植物阿密茴活性成分的综合开发利用 Comprehensive development and utilization of Morocco Miami fennel plant active ingredients
05/21/2014CN103804388A 4β-氮取代呋喃叔胺类鬼臼毒素衍生物及其制备方法与应用 4β- tertiary amine nitrogen substituted furan derivatives of podophyllotoxin and its preparation method and application
05/21/2014CN103804387A 一种高纯度蟛蜞菊内酯的制备方法 Method for preparing high purity Wedelia lactone
05/21/2014CN103804333A 杂环化合物以及包含该杂环化合物的有机发光装置 Heterocyclic compounds and organic light-emitting device comprises the heterocyclic compound
05/21/2014CN103288843B 一种以五倍子单宁酸生产废弃物为原料转化合成鞣花酸的方法 Kind gallnut tannic acid production waste as feedstock into synthetic ellagic acid method
05/21/2014CN101883773B 聚缩酮，合成和应用 Polyketal, synthesis and applications
05/21/2014CN101802052B 来自多元醇和氧代羧酸酯的缩酮化合物 Ketal compounds derived from polyhydric alcohols and oxo-carboxylic acid ester
05/21/2014CN101591316B 高异黄酮、二氢高异黄酮、高异黄烷类衍生物及其用途 High isoflavones, isoflavone-dihydro high, high isoflavans derivatives and their use
05/20/2014CA2567984C Intermediates for the preparation of analogs of halichondrin b
05/15/2014WO2014071438A1 Modified polyphenols and modified polyphenol compositions
05/15/2014US20140135510 Process for converting polysaccharides in an inorganic molten salt hydrate
05/15/2014US20140135508 Spiro epoxides as intermediates
05/15/2014US20140135507 Total synthesis of artemisinin
05/15/2014US20140135455 Transketalized compositions, synthesis, and applications
05/15/2014US20140135373 Novel esters of n-acylated derivatives of amino acids and isosorbide, method for preparing same, and use thereof in cosmetics and as drug
05/15/2014US20140135321 Small molecule inhibitors of hiv proteases
05/15/2014US20140135309 Sulfoximine substituted quinazolines for pharmaceutical compositions
05/15/2014US20140135287 Hyperforin analogs, methods of synthesis, and uses thereof
05/15/2014US20140134193 Spliceostatin analogs and methods for their preparation
05/14/2014CN103788110A 一种以青蒿酸为原料制备青蒿素的方法 An artemisinin in Artemisia annua acid as a raw material preparation methods
05/14/2014CN103788109A 一种倍半萜类化合物及其制备方法和用途 A sesquiterpene compounds and their preparation and use
05/14/2014CN103788108A 氧杂双环庚烷和氧杂双环庚烯，它们的制备及用途 Oxabicyclo oxabicyclo heptane and heptene, their preparation and use
05/14/2014CN103788107A 一种制备冬凌草甲素的方法 A method of preparing Oridonin
05/14/2014CN103788106A 一种利用芝麻油脚提取芝麻素的方法 A method for extracting sesame oil foot sesamin use
05/14/2014CN103788105A 一种基于分子印迹吸附技术的埃博霉素b分离提取方法 Based on molecular imprinting technology epothilone b adsorption separation and extraction method
05/14/2014CN103788104A 具有异山梨醇或异山梨醇异构体核心的新官能化合物、这些化合物的生产方法和用途 Having isosorbide sorbitol or iso-functional compound isomers new core, production methods and uses of these compounds
05/14/2014CN103788103A 氘代二甲基胺小白菊内酯,其制备方法和在制备药物中的用途 Deuterated dimethyl amine parthenolide, their preparation and use in the manufacture of a medicament
05/14/2014CN103788078A 四降三萜类化合物及其制备方法与应用 Four drop triterpenoids and its preparation method and application
05/14/2014CN103785468A 一种合成1,8-桉叶素的固体杂多酸催化剂的制备方法 A synthesis of 1,8-cineole solid heteropoly acid catalyst preparation method
05/14/2014CN102532154B 隆萼当归线型呋喃香豆素化合物及其应用 Long calyx Angelica compound and its application of linear furanocoumarins
05/14/2014CN102149717B 二氧杂-双环[3.2.1]辛烷-2，3，4-三醇衍生物 Dioxa - bicyclo [3.2.1] octane-2,3,4-triol derivatives
05/13/2014US8722574 Thermal imaging members and methods
05/13/2014CA2672398C Mixture of diesters of dianhydrohexitol derivatives with carboxylic acids of the empirical formula c8h17cooh, process for preparation of these diesters, and use of these mixtures
05/08/2014WO2014070371A1 Improved method of making internal dehydration products of sugar alcohols
05/08/2014WO2014070370A1 Additives for improved isohexide products
05/08/2014WO2014070369A1 Hydrogenation of isohexide products for improved color
05/08/2014WO2014069426A1 Benzimidazole having ampk activating effect and azabenzimidazole derivative
05/08/2014WO2014068443A1 Spliceostatin analogs
05/08/2014WO2014067379A1 Deuterated dimethyl amine parthenolide, preparation method and use thereof in drug preparation
05/08/2014US20140128510 Resin composition, hardened coating films therefrom, and photosemiconductor device using same
05/08/2014US20140128459 Solid forms of ortataxel
05/07/2014EP2726486A1 Novel esters of n-acylated derivatives of amino acids and isosorbide, method for preparing same, and use thereof in cosmetics and as drug
05/07/2014CN103772407A 一种基于膜过滤技术的埃博霉素b分离提取方法 Based on membrane filtration technology epothilone b separation and extraction method
05/07/2014CN103772406A 一种基于分子印迹膜过滤技术的埃博霉素b分离提取方法 Based on molecularly imprinted membrane filtration technology epothilone b separation and extraction method
05/06/2014US8716329 Use of parthenolide derivatives as antileukemic and cytotoxic agents
05/06/2014CA2566340C Resistance-repellent retroviral protease inhibitors
05/01/2014WO2014065510A1 Novel rotenone derivatives and a use thereof
04/2014
04/30/2014EP2723749A1 Dianhydrohexitol diesters of 2-ethylheptanoic acid
04/30/2014EP2723737A1 Bridged bicyclic compounds for the treatment of bacterial infections
04/30/2014CN103764660A Method and device for the synthesis of artemisinin
04/30/2014CN103764659A Glioblastoma inhibiting compounds and their use
04/30/2014CN103764641A Partially saturated tricyclic compounds and methods of making and using same
04/30/2014CN103756357A Method for extracting nori pigment
04/30/2014CN103755719A Physalin B crystal and extraction and preparation methods as well as application of physalin B crystal in preparing anti-inflammatory medicines
04/30/2014CN103755718A Trichodermin C8 unsaturated acid ester derivative and application thereof
04/30/2014CN103755717A Method for preparing LAC through catalytic pyrolysis of cellulose/biomass
04/30/2014CN103755716A Spiroketal-substituted cyclic ketoenols
04/30/2014CN103751172A Application of dixanthone compounds in preparation of drugs for treating leukemia
04/30/2014CN102786530B Plant flavanoid compound, preparation method and application thereof
04/29/2014CA2624307C Substituted benzofused derivatives and their use as vanilloid receptor ligands
04/24/2014WO2014062631A1 Polyisocyanates from fused bicyclic polyols and polyurethanes therefrom
04/24/2014WO2014062625A1 Tackifier compounds and methods of using the same
04/24/2014WO2014061465A1 Organic thin-film transistor, organic semi-conductor thin film, and organic semi-conductor material
04/24/2014WO2014061464A1 Organic thin-film transistor, organic semi-conductor thin film, and organic semi-conductor material
04/24/2014US20140113882 Azaquinazoline Inhibitors of Atypical Protein Kinase C
04/23/2014EP2721035A1 Glioblastoma inhibiting compounds and their use
04/23/2014EP2721008A1 Hydroxy substituted isoquinolinone derivatives
04/23/2014CN103739613A Calix (4) arene containing coumarin structure, as well as synthesis method and use thereof
04/23/2014CN103739612A Traditional Chinese medicine raw material
04/23/2014CN103739611A Preparation method and preparation of traditional Chinese medicine raw material
04/23/2014CN103739610A Method and equipment for preparing artemisinin by adopting dihydroarteannuic acid as raw material
04/23/2014CN103739609A Method and equipment for scale production of artemisinin
04/23/2014CN103739608A Method for preparing artemisinin by using residue obtained through extraction of artemisinin from sweet wormwood herb
04/23/2014CN103735543A Traditional Chinese medicine composition
04/23/2014CN102464664B Dilactone derivative, and preparation method and application thereof
04/23/2014CN102382092B Novel isopentene flavone compounds and application thereof
04/23/2014CN101805349B Furan-azo- [3,2-g] chromene compound and application thereof
04/22/2014US8703981 Lignosulfonate compounds for solid ink applications
04/22/2014US8703980 Process for the preparation of darunavir
04/22/2014US8703977 Compounds, intermediates, and methods of preparing the same
04/17/2014WO2014056410A1 Crystalline form of sphaelactone dimethylamine fumarate and preparation method
04/17/2014US20140107351 Fullerene-Containing Hemicarceplexes and a Method of Purifying Fullerenes by Using the Same
04/17/2014US20140107060 Fused Pentacyclic Polyethers
04/16/2014EP2718297A2 New taccalonolide microtubule stabilizers
04/16/2014CN102675330B Furan-flavone compound in arundina graminifolia, preparation method and application
04/16/2014CN101902916B Novel systemic pesticide
04/15/2014US8697894 Preparation of taxanes from 9-dihydro-13-acetylbaccation III
04/15/2014US8697698 Pyrazole compounds useful as protein kinase inhibitors
04/10/2014WO2014053790A1 Process for granulation of 1,4:3,6-dianhydrohexitols, granules obtained and uses thereof
04/09/2014EP2714696A1 A method for preparation of anhydrosugar alcohols
04/09/2014EP2714634A1 Method for preparing alkoxylated bisphenol derivatives
04/09/2014CN103717590A Quinazoline-7-ether compounds and methods of use
04/09/2014CN103709154A Benzimidazole derivatives, preparation method and medicinal use thereof
04/09/2014CN103705586A Bioactive fractions and compounds from Polygonum genus, their use in anti-diarrhea and a method of preparation
04/09/2014CN102781944B Method for isolation and purification of sesamolin and sesamin from mixture of sesamolin and sesamin
04/09/2014CN102766146B Difurandihydrodihydro esters compound and application thereof to prepare insecticide
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ... 174