Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 319 - Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
Patents for C07D 319 - Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms (10,283)
12/2012
12/06/2012WO2012129452A8 Propynoic acid carbamoyl methyl-amides and pharmaceutical compositions and methods based thereon
12/06/2012US20120309989 Continuous process for the production of beta-keto esters by claisen condensation
12/05/2012EP2528906A2 Process for the preparation of temsirolimus and its intermediates
12/05/2012CN102807550A Method for preparing medical high-purity lactide
12/05/2012CN102807549A Method for preparing trifluoromethyl cyclic carbonate
12/05/2012CN102070599B Norsesquiterpenoid peroxide and preparation method and application thereof
12/04/2012US8324407 Alcohol compound having dioxane structure and process for producing same
11/2012
11/29/2012US20120302724 Manufacturing method of lactide from lactic acid
11/29/2012DE102011079701A1 Herstellungsverfahren von Lactid aus Milchsäure Manufacturing process of lactide from lactic acid
11/28/2012CN102796072A Alizarin dioxane derivatives, and preparation method and application thereof
11/28/2012CN102796071A Manufacturing method of lactide from lactic acid
11/28/2012CN102794184A Method, device and catalyst for producing 1,3-dioxane
11/27/2012CA2569849C Monophosphine compounds, transition metal complexes thereof and production of optically active compounds using the complexes as asymmetric catalysts
11/22/2012WO2012158107A1 Method for producing cyclic carbonates
11/22/2012US20120296088 Synthesis of udp-glucose: n-acylsphingosine glucosyl transferase inhibitors
11/22/2012US20120295874 Coferons and methods of making and using them
11/22/2012CA2838489A1 Method for producing cyclic carbonates
11/21/2012CN1474803B Novel amide derivatives and medicinal use thereof
11/21/2012CN102069010B Montmorillonite catalyst used in preparation of cyclic carbonate
11/21/2012CN101985441B Synthesis process of (2R)-(1,4-dioxane-2-yl)-N-methyl-methanamine hydrochloride
11/15/2012WO2012153950A2 Method for preparing t-butyl 2-((4r,6s)-6-formyl-2,2-dimethyl-1,3-dioxan-4-yl)acetate
11/15/2012US20120289713 Method for producing glycolide
11/15/2012US20120287354 Electro-optical light control element, display and medium
11/15/2012DE10145779B4 Fluorierte Cyclopenta[b]naphthaline und ihre Verwendung in Flüssigkristallmischungen Fluorinated cyclopenta [b] naphthalene and to their use in liquid crystal mixtures
11/14/2012CN102781901A Process for producing a monomer component from a genetically modified polyhydroxyalkanoate biomass
11/14/2012CN102775380A Process for preparing lactide through fixed acid method
11/14/2012CN102267974B Method for producing 1,3-dioxane based on reaction-separation coupling
11/14/2012CN101851227B Method for preparing glycolide based on recovered polyglycolic acid
11/14/2012CN101778846B 1,2-diamido-ethylene derivatives as orexin antagonists
11/14/2012CN101412706B Novel method for preparing 1,3-dihydroxy acetone from glycerol
11/07/2012EP2520561A1 IRE-1A Inhibitors
11/07/2012CN102766132A Method for preparing lactide continuously
11/07/2012CN101921258B Preparation method of 5-( arylmethylene) meldrum's acid
11/07/2012CN101538261B Method for preparing (3R, 5S)-3, 5-O-isopropylidene-3, 5, 6-trihydroxy caproic acid hexylic acid derivative
11/01/2012US20120277332 Organic superacid monomers containing a bis-sulfonic acid group and methods of making and using the same
10/2012
10/31/2012EP2516413A1 Process for preparing cyclic esters comprising unsaturated functional groups and polyesters prepared from same
10/26/2012WO2012096934A3 Inhibitors of retroviral replication
10/25/2012US20120271049 Bifunctional phenyl iso (thio) cyanates, processes and intermediates products for their preparation
10/25/2012US20120270902 N-substituted benzene sulfonamides
10/24/2012EP2514788A1 Phosphorus-sulfur flame retardant additives and polymer systems containing same
10/24/2012EP2514745A1 GPR120 receptor agonists and uses thereof
10/24/2012EP2513082A1 Novel dioxolane and dioxane derivatives, and a method for the production thereof
10/24/2012CN102746270A Method for preparing refined level lactide from recovered polylactic acid
10/24/2012CN101786008B Load-type heteropolyacid catalyst for aldolization and preparation method thereof
10/24/2012CN101501016B Process for the preparation of chiral 2-hydroxymethyl-1,4-benzodioxane compound
10/17/2012CN102731469A Preparation method of high-purity 1,4-dioxane-2-one
10/17/2012CN102731468A Derivatives of aromatic propylene natural products, and preparation method and usage thereof
10/11/2012WO2012138494A1 A process for making 2-nitro-1-ethanol derivatives
10/11/2012WO2012136568A1 Method for removal of the cyclic diester of a 2-hydroxy alkanoic acid from a vapor
10/11/2012DE10008712B4 Flüssigkristallines Medium und seine Verwendung Liquid-crystalline medium and its use
10/10/2012EP2508548A1 Method for removal of the cyclic diester of a 2-hydroxy alkanoic acid from a vapor
10/04/2012WO2012133861A1 Diene amides and their use against arthropods
10/04/2012WO2012130920A1 Preparation of 3,5-dioxo hexanoate ester
10/04/2012WO2012130919A1 Preparation of 3,5-dioxo hexanoate ester in two steps
10/04/2012US20120252983 Cyclic carbonyl compounds with pendant carbonate groups, preparations thereof, and polymers therefrom
10/04/2012US20120252836 1,3-Dioxanes and Their Uses
10/04/2012US20120251947 Cyclic compound, method of producing the same, radiation sensitive composition, and method of forming resist pattern
10/04/2012DE10145780B4 Fluorierte Cyclopenta[a]naphthaline und ihre Verwendung in Flüssigkristallmischungen und Displays Fluorinated cyclopenta [a] naphthalenes and their use in liquid crystal mixtures and displays
10/04/2012CA2830134A1 Preparation of 3,5-dioxo hexanoate ester in two steps
10/03/2012CN102712617A Method for producing glycolide
10/03/2012CN102712616A A method of making a polymer preferably an (alkyl) acryloyl polycarbonate, the polymer and (alkyl)acryloyl polycarbonate obtained, and a biodevice comprising same
10/03/2012CN102702166A Method for preparing glycerin shrinkage benzaldehyde
10/02/2012CA2575053C Photochromic materials comprising at least one ring-opened cyclic monomer
09/2012
09/27/2012WO2012129452A2 Propynoic acid carbamoyl methyl-almides and pharmaceutical compositions and methods based thereon
09/27/2012US20120245322 Manufacturing lactide from lactic acid
09/27/2012US20120245321 Manufacturing lactide from lactic acid
09/27/2012US20120245141 Activators of human pyruvate kinase
09/27/2012US20120244073 Aryloxyanilide imaging agents
09/27/2012DE102011076431A1 Herstellung von Lactid aus Milchsäure Production of lactide from lactic acid
09/26/2012EP2501229A1 Compounds and methods for altering lifespan of eukaryotic organisms
09/26/2012CN102690254A Simvastatin ammonium salt intermediates and preparation methods thereof
09/26/2012CN101941962B 2-(2-bromoisobutyacylamino) trimethylene carbonate and preparation method and applications thereof
09/20/2012WO2012125598A1 Benzodioxane inhibitors of leukotriene production
09/20/2012WO2012103279A3 Methods and compositions for the synthesis of multimerizing agents
09/20/2012CA2835617A1 Benzodioxane inhibitors of leukotriene production
09/19/2012CN102675277A Method for preparing lactide by catalytic method under reduced pressure
09/18/2012US8269025 Purification of p-dioxanone
09/13/2012WO2011092564A8 Process for the preparation of temsirolimus and its intermediates
09/13/2012US20120232018 Polycarbonates for delivery of drugs and methods of preparation thereof
09/12/2012CN102659751A Method for extracting purified americanol A
09/07/2012WO2012118196A1 Method for concentrating aqueous 3-hydroxy-2,2-dimethylpropanal solution
09/07/2012WO2012065116A3 Polyhydroxy ketal ester adducts, methods of manufacture and uses thereof
09/05/2012EP2493571A1 Alkynyl derivatives useful as dpp-1 inhibitors
09/05/2012CN102656155A Novel dioxolane and dioxane derivatives, and a method for the production thereof
09/05/2012CN102653511A 3,5-diaryl benzene ring ether derivate as well as preparation method and application thereof
09/05/2012CN101193960B Blends of polyolefin additive compositions and articles
09/04/2012US8258317 Catalyst for direct conversion of esters of lactic acid to lactide and the method for producing lactide using the same
09/04/2012US8258177 4-((phenoxyalkyl)thio)-phenoxyacetic acids and analogs
08/2012
08/30/2012WO2012116250A1 Monomers and polymers for functional polycarbonates and poly (ester-carbonates) and peg-co-polycarbonate hydrogels
08/30/2012WO2012114347A1 Synthesis of chiral substituted benzenes and related aromatic compounds containing 1,2 diols protected as diacetal groups
08/30/2012DE19982965B3 Flüssigkristalline Verbindung mit einem negativen Wert der dielektrischen Anisotropie The liquid crystalline compound with a negative dielectric anisotropy value
08/29/2012EP2491010A1 Continuous process for the production of beta-keto esters by claisen condensation
08/28/2012US8252389 Mesogenic dimers
08/28/2012US8252306 Process for preparing a semi-solid delivery vehicle comprising granisetron
08/28/2012US8252305 Methods of treating emesis utilizing semi-solid delivery pharmaceutical compositions comprising granisetron
08/28/2012US8252304 Semi-solid delivery vehicle and pharmaceutical compositions for delivery of granisetron
08/23/2012WO2012110118A1 Method for the manufacture of a polyhydroxy-carboxylic acid
08/23/2012WO2012110117A1 Method for the manufacture of a polyhydroxy-carboxylic acid
08/23/2012US20120213807 Neprilysin inhibitors
08/23/2012US20120213806 Neprilysin inhibitors
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ... 103