Patents
Patents for C07D 319 - Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms (10,283)
03/2013
03/28/2013US20130079293 Neuro-protective effects of adelostemma gracillimum and its isolated compounds
03/27/2013CN103003261A Process for the manufacture of a cyclic diester of an alpha-hydroxyacid
03/27/2013CN103003260A Process for preparing cyclic esters comprising unsaturated functional groups and polyesters prepared from same
03/27/2013CN102993051A Biphenyl and naphthyl-phenyl hydroxamic acid derivatives
03/27/2013CN102010281B Preparation method of alpha-acyloxy ether
03/27/2013CN101820970B Condensation and washing device, polymerisation device and method for cleaning process steam during the production of polylactide
03/27/2013CN101544526B Method of activating alpha position C-H key of ether compound and application thereof
03/26/2013US8404868 Method for purification of cyclic ester
03/21/2013WO2013039038A1 Method for producing glycolide
03/21/2013WO2012153950A3 Method for preparing t-butyl 2-((4r,6s)-6-formyl-2,2-dimethyl-1,3-dioxan-4-yl)acetate
03/21/2013US20130072520 Antibacterial agents
03/21/2013US20130071328 Propynoic Acid Carbamoyl Methyl-Amides and Pharmaceutical Compositions and Methods Based Thereon
03/20/2013CN101712584B Method for synthesizing alpha, beta, gamma, delta-unsaturated carbonyl compound
03/20/2013CN101243043B Compounds and their salts specific to the PPAR receptors and the EGF receptors and their use in the medical field
03/19/2013US8399686 Process for preparing cyclic esters comprising unsaturated functional groups and polyesters prepared from same
03/14/2013WO2013035899A1 Method for preparing 5-hydroxy-1,3-dioxane and method for preparing branched glycerol trimers using 5-hydroxy-1,3-dioxane as a raw material
03/14/2013US20130066071 Carbanucleoside synthesis and novel intermediate compounds useful therein
03/14/2013US20130064894 Novel cationic lipids and methods of use thereof
03/13/2013EP2566847A1 Novel immunomodulator and anti inflammatory compounds
03/13/2013CN102960343A High-concentration preservative bactericide
03/07/2013US20130060051 Process For The Preparation Of L-Lactide Of High Chemical Yield And Optical Purity
03/07/2013US20130059852 Compounds for treating disease, for administering, and for pharmaceutical compositions
03/06/2013CN102952111A Method for synthesizing Naproxen ketal intermediate compound through steam penetration and coupling technology
02/2013
02/28/2013WO2012177357A9 Perfume systems
02/28/2013US20130053392 Carbonic anhydrase inhibitors
02/28/2013US20130053385 Method of combating and controlling pests
02/27/2013CN102946877A Neuro-protective effects of adelostemma gracillimum and its isolated compounds
02/26/2013US8383851 Lactylate synthesis methods using dilactides
02/26/2013US8383840 Extraction of fulvic minerals, vitamins, amino acids, enzymes, and phytonutrients from humic substances
02/26/2013US8383835 Process for the production of cyclic diesters of alpha-hydroxyacids
02/19/2013US8377422 Carboxamide derivatives having cooling properties
02/19/2013CA2572350C Tetrahydroquinolines
02/14/2013US20130040389 Bioavailable Diacylhydrazine Ligands for Modulating the Expression of Exogenous Genes via an Ecdysone Receptor Complex
02/14/2013US20130039854 Monoamine oxidase inhibitors and methods for treatment and diagnosis of prostate cancer
02/13/2013CN102933585A CARBA-nucleoside synthesis and novel intermediate compounds useful therein
02/13/2013CN102924454A Synthetic method of entecavir
02/13/2013CN101747314B Process method for synthesizing L-lactide by molecular sieve catalytic pyrolysis method
02/12/2013US8372981 Nitrogen-containing aromatic derivatives
02/12/2013US8372975 Liquid crystal compound having difluoropropenyleneoxy bonding group
02/07/2013US20130035487 Bioavailable Diacylhydrazine Ligands for Modulations the Expression of Exogenous Genes via an Ecdysone Receptor Complex
02/06/2013CN101747312B Preparation method of (3R, 5S)-3,5,6-3-hydroxy-ethyl hexanoate derivative
02/06/2013CN101696203B Method for continuously refining L-lactide from crude L-lactide
02/05/2013CA2714085C Method of manufacture of 1,3-oxathiolane nucleosides
02/05/2013CA2562401C Thio-substituted tricyclic and bicyclic aromatic methanesulfinyl derivatives
01/2013
01/31/2013US20130030008 Acylamino-substituted fused cyclopentanecarboxylic acid derivatives and their use as pharmaceuticals
01/31/2013DE112011100578T5 Cyclische Carbonylverbindung mit anhängenden Pentafluorphenylcarbonatgruppen,Herstellung davon und Polymere davon Cyclic carbonyl compound having pendant Pentafluorphenylcarbonatgruppen, preparation thereof and polymers thereof
01/30/2013CN102898414A Novel dioxa saturation naphthalene nucleus liquid crystal compound, composition of liquid crystal compound and application of liquid crystal compound
01/30/2013CN102898413A Novel liquid crystal compound with dioxa saturated indene ring and composition thereof
01/29/2013US8362282 Method for storing and transporting cyclic diesters
01/29/2013US8362281 Intermediates for hydroxylated contrast enhancement agents
01/29/2013US8362169 Acrylate ester derivatives and polymer compounds
01/29/2013CA2569459C Glucagon receptor antagonists, preparation and therapeutic uses
01/24/2013WO2013010488A1 An intermediate of statin drugs and preparation thereof
01/24/2013US20130023674 Lactide Production from Thermal Depolymerization of PLA with applications to Production of PLA or other bioproducts
01/24/2013CA2841385A1 An intermediate of statin drugs and preparation thereof
01/23/2013EP2548875A1 Preparation method of 3,4-ethylenedioxythiophene
01/22/2013US8357358 3.2.1-bicyclo-octane compounds
01/22/2013CA2560648C 1,1'-(1,2-ethynediyl)bis-benzene derivatives as ptp 1-b inhibitors
01/17/2013WO2012129452A3 Propynoic acid carbamoyl methyl-amides and pharmaceutical compositions and methods based thereon
01/16/2013CN102875523A 丹参丹酚酸f衍生物及药用用途 Salvia Sal f derivatives and medicinal uses
01/16/2013CN102875522A Method for purifying lactide
01/16/2013CN101613341B Synthetic method of key intermediate of rosuvastatin calcium side chain
01/10/2013WO2013004296A1 Method for making a polymer, a polymer article, a biodevice, and cyclic carbonate
01/09/2013CN102869655A Improved process for the preparation of l-lactide of high chemical yield and optical purity
01/09/2013CN102863420A Method for preparing medical lactide
01/09/2013CN102863338A Compound and medical use thereof
01/09/2013CN101914085B 2-methacrylamiotrimethylene carbonate, preparation method and application thereof
01/09/2013CN101233127B Heterocyclic compound and organic electroluminescent device using same
01/02/2013EP2539332A1 Improved process for the preparation of l-lactide of high chemical yield and optical purity
01/02/2013CN102858761A Cyclic carbonyl compounds with pendant pentafluorophenyl carbonate groups, preparations thereof, and polymers therefrom
01/02/2013CN102850319A Preparation method of {5-[2-(4-n-octyl-phenyl)ethyl]-2,2-dimethyl-1,3-dioxane-5-yl} carbamic acid tert-butyl ester
12/2012
12/27/2012WO2012177357A1 Perfume systems
12/27/2012WO2012176856A2 Pesticide
12/27/2012WO2012176792A1 Pharmaceutical composition for inflammatory diseases, allergic diseases and autoimmune diseases
12/27/2012WO2012175650A1 Hydrothermolysis of mono- and/or oligosaccharides in the presence of a polyalkylene glycol ether
12/27/2012US20120330035 Hydrothermolysis of mono- and/or oligosaccharides in the presence of a polyalkylene glycol ether
12/27/2012US20120330034 Production of cyclic acetals by reactive distillation
12/27/2012US20120330033 Production of cyclic acetals or ketals using liquid-phase acid catalysts
12/27/2012US20120329696 Perfume systems
12/27/2012DE102011105758A1 Continuous hydrothermolysis of mono and/or oligosaccharide-containing composition, useful to prepare e.g. furfural, comprises providing aqueous solution of the saccharides, abruptly heating solution, hydrothermally reacting and quenching
12/27/2012CA2840875A1 Pharmaceutical composition for inflammatory diseases, allergic diseases and autoimmune diseases
12/26/2012EP2537829A1 Aminobenzoylsulfamides and their preparation
12/26/2012CN102838584A Liquid crystal monomer bicyclohexyl-containing epoxyethane compound and synthetic method thereof
12/26/2012CN101948461B Method for synthesizing 1,4-dioxane
12/20/2012US20120323024 Ketal esters of oxocarboxylic acids and process of making
12/20/2012US20120323005 Process For The Preparation Of Amide Intermediates And Their Use Thereof
12/20/2012US20120322875 4-((phenoxyalkyl)thio)-phenoxyacetic acids and analogs
12/19/2012EP2534125A1 Process for producing a monomer component from a genetically modified polyhydroxyalkanoate biomass
12/19/2012CN102827140A Liquid crystal monomer fluorine dioxane contained compound and synthesis method thereof
12/19/2012CN102827139A Liquid crystal monomer laterally-fluorinated cyclohexane-epoxyethane compound and synthesis method thereof
12/19/2012CN102826953A Preparation method of 4-(alkyl-3-ene)-( fluoro)benzene derivative
12/13/2012WO2012169559A1 Azole derivative, method for producing azole derivative, and intermediate compound
12/13/2012WO2012138254A3 Pharmacologically active 4,4'-biphenylamide derivatives and drugs based thereon
12/13/2012US20120316230 Compounds and their Salts Specific to the PPAR Receptors and the EGF Receptors and their Use in the Medical Field
12/13/2012US20120316066 Chiral Diacylhydrazine Ligands for Modulating the Expression of Exogenous Genes via an Ecdysone Receptor Complex
12/13/2012US20120315681 Process For Producing A Monomer Component From A Genetically Modified Polyhydroxyalkanoate Biomass
12/13/2012US20120313041 Four-ring compound having a plurality of cf2o bonding groups, liquid crystal composition and liquid crystal display device
12/12/2012EP2532660A1 Synthetic intermediates prepared using a 2-deoxyribose-5-phosphate aldolase (DERA) chemoenzymatic process
12/12/2012CN102816143A Lactide combined purification method
12/11/2012CA2513807C Diacylhydrazine ligands for modulating the expression of exogenous genes in mammalian systems via an ecdysone receptor complex
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ... 103