Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 303 - Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
Patents for C07D 303 - Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom (12,512)
01/2004
01/02/2004EP1373196A2 Sulfoxides or sulfones grafted onto polymers
01/01/2004US20040002613 Synthesis of benzonitriles from substituted benzoic acid
12/2003
12/31/2003WO2004000826A1 Processes for producing epoxytriazole derivative and intermediate therefor
12/30/2003US6670481 Oxiranecarboxylic acids for the treatment of diabetes
12/30/2003US6670474 Epoxide derivatives of allylarylphenols
12/25/2003US20030236435 Synthesis of 2-alkylcysteine via substituted thiazoline ester
12/25/2003US20030236434 Condensing cysteine with cabocyclic nitriles to form 2-arylthiazoline-4-carboxylic acid, then amidation, alkylation, hydrolyzing and optionally purifying to form 2-methylcysteine
12/25/2003US20030236426 Synthesis of benzimidate from benzoic acid
12/25/2003US20030236419 Nitrogen compounds, formed by condensing carbocyclic, hydroxy ethers such as 3-(2',4'-difluorophenyl)-3,4-epoxy-2-butanol, with 1,2,4-triazole in the presence of bases; fungicides
12/25/2003US20030236404 Synthesis of 2-alkylcysteine via phase transfer catalysis
12/24/2003WO2003059510A3 Manganese(iv) complex salts and their use as oxidation catalysts
12/24/2003CN1463272A Chiral salen catalyst and methods for prepn. of chirol compounds from racemic epoxides by using new catalyst
12/23/2003US6667404 Retroviral protease inhibiting compounds
12/23/2003US6667194 Method of bonding die chip with underfill fluxing composition
12/18/2003WO2003104238A1 Novel compound having antitumor activity and process for producing the same
12/18/2003WO2003104199A2 Organic catayst with enhanced solubility
12/18/2003WO2003104167A2 Cyanohydrin ethers and esters as high-sensitivity enzyme substrates
12/18/2003CA2485164A1 Organic catalyst with enhanced solubility
12/17/2003EP1371417A1 Method for preparing a titanium-containing silicon oxide catalyst
12/17/2003EP1371414A1 Method for regenerating solid catalyst
12/17/2003EP0983225B1 New polymerisable liquid crystalline compounds
12/17/2003CN1462265A Method for producing 2,3-dichloro-1-propahol and epiclorohyrin
12/11/2003WO2003101977A1 Epoxidation process using a supported niobium oxide catalyst
12/11/2003US20030229236 Process
12/11/2003US20030229231 Forming chelate compounds
12/11/2003US20030228698 Used as a starting material of a basic catalyst or an asymmetric synthesis catalyst; catalyst then used to conduct asymmetric epoxidation of an enone
12/11/2003CA2488223A1 Epoxidation process using a supported niobium oxide catalyst
12/10/2003CN1130403C In situ block copolymer formation during polymerization of vinyl axomatic monomer
12/04/2003WO2003099719A1 Microporous crystalline zeolite material (zeolite itq-22), synthesis method thereof and use of same as a catalyst
12/04/2003WO2003099272A1 Histone deacetylase inhibitors based on alpha-ketoepoxide compounds
12/04/2003US20030225293 Peroxidation of unsaturated acyclic hydrocarbons such as propylene, to form propylene oxide; catalysis
12/04/2003US20030225292 Clean, high-yield preparation of S,S and R,S amino acid isosteres
12/04/2003US20030225287 Synthesis of chiral 2-alkyl amino acids
12/04/2003US20030225285 Oxidizing a protected aminoalcohol to a chiral protected aminoaldehyde and diastereoselectively forming the aminoepoxide from said aminoaldehyde with an organometallic methylene-adding reagent in an appropriate solvent
12/04/2003US20030225245 Used as an energetic binder for an insensitive and high performance explosive
12/03/2003EP1366032A1 Purification of propylene oxide
12/03/2003EP1366031A2 Process for preparing oxirane compounds
12/03/2003CN1129589C Integrated method for producing epoxides from olefins
12/02/2003US6656874 Immersion carrier in impregnating solution
11/2003
11/27/2003WO2003097624A1 Process for preparing (r)-3,4-epoxy-1-butanol
11/27/2003WO2003097622A2 Synthesis of 2-alkylcysteines, 2-(hydroxylated phenyl)-4-alkylthiazoline-4-carboxylic acids and derivatives thereof
11/27/2003WO2003097582A2 Synthesis of benzonitriles and benzimidates
11/27/2003WO2003040119A8 Angiogenesis inhibitors
11/27/2003US20030220504 Forming a phenyl-thiazoles chemical intermediates for making antioxidants, ferrielectric liquid crystal dopant, picornaviral viricides, antiinflammatory agents, anti-asthma agents, and fibringoen antagonists
11/27/2003US20030220315 Such as 3',3"-dibromo-4',4"-dimethoxy-5',5"-bis-(methoxycarbonyl)-1,1 -diphenylethene; for treating viral diseases/retroviruses
11/26/2003EP1364705A1 Process for production of titanium-containing silicon oxide catalysts
11/26/2003EP1299367B1 Method for producing epoxides by oxidising olefins
11/26/2003CN1458927A Process for producing epoxy compound, epoxy resin composition and use thereof, ultraviolet-curable can coating composition
11/26/2003CN1128803C Epothilones B-N-oxidant and its preparing method
11/26/2003CN1128793C N,N-disubstituted-2,3epoxy propylamine, its preparing process and use
11/25/2003US6653484 Polyoxyalkylene substituted and bridged benzotriazole derivatives
11/25/2003US6653419 Epoxidation reaction of a fluorinated ethylenically unsaturated compound and metal hypohalite oxidizing agent in presence of phase transfer catalyst; lithographic photoresists for use at low ultraviolet wavelengths
11/20/2003WO2003095404A1 Cembranoids with chemopreventive activity
11/20/2003WO2003094908A1 A pharmaceutical composition for the treatment of seborrhea containing 4-hydroxy-5-methoxy-4-[2-methyl-3(3-methyl-2-butenyl)-2-oxiranyl]-1-oxaspiro[2,5]octan-6-one
11/20/2003WO2002100538A8 Method for the production of cycloaliphatic compounds having side chains with epoxy groups by hydrogenation on ru/s102 catalysts
11/20/2003WO2002002506A8 Compounds to treat alzheimer's disease
11/20/2003WO2002002505A8 Compounds to treat alzheimer's disease
11/20/2003US20030216587 Process for the conversion of aldehydes to esters
11/20/2003US20030216250 Stereoselective hydrolyses of chiral epoxides
11/20/2003CA2485380A1 A pharmaceutical composition for the treatment of seborrhea containing ovalicin
11/19/2003EP0925290B1 Process for the selective alkylation of epoxy-alcohols
11/18/2003US6649627 N-Substituted with 1- (pyrid-2-yl)-piperidine-4-yl radical; gastrointestinal and psychological disorder treatment; antidiabetic tocolytic, and antidepressant agents; irritable bowel syndrome, glaucoma and dysmenorrhoea
11/13/2003WO2003093255A1 Process for the epoxidation of olefins
11/13/2003WO2003093215A1 Intergrated chemical processes for industrial utilization of seed oils
11/13/2003WO2003092608A2 Methionine aminopeptidase-2 inhibitors and methods of use thereof
11/13/2003WO2002002520A8 Compounds to treat alzheimer's disease
11/13/2003US20030212283 Gold, silver, platinum or rare earth element on catalyst support; reactivation with ozone
11/13/2003US20030212068 Antiinflammatory agents; antiallergens; antiarthritic agents
11/13/2003CA2701533A1 Intergrated chemical processes for industrial utilization of seed oils
11/13/2003CA2484189A1 Methionine aminopeptidase-2 inhibitors and methods of use thereof
11/12/2003EP1360222A1 Organopolysiloxanes containing phosphonic groups, methods for the production and use thereof
11/12/2003EP1360181A1 Epoxidation catalyst and process
11/12/2003EP1360168A2 Amphiphilic derivatives for the production of vesicles, micelles and complexants, and precursors thereof
11/12/2003EP1265877B1 Method for making an oxirane
11/12/2003EP1161425B1 Process for the purification of propylene oxide
11/12/2003CN1454893A Method of purifying epoxy cyclohexane
11/11/2003US6646142 Process for the direct oxidation of olefins to olefin oxides
11/11/2003US6646141 Process for the epoxidation of olefins
11/11/2003US6646140 From ethylbenzene hydroperoxide and an olefin in the presence of an immobilized catalyst bed
11/11/2003US6646139 Isopropylbenzene is oxidized to obtain isopropylbenzene hydroperoxide, which is epoxidizedwith propylene yielding propylene oxide and cumyl alcohol, cumyl alcohol converted to isopropylbenzene through hydrogenolysis
11/11/2003US6646138 Oxidizing isopropylbenzene, epoxidizing propylene with isopropylbenzene hydroperoxide to obtain propylene oxide and cumyl alcohol, then hydrogenolyzing cumyl alcohol and recycling isopropylbenzene
11/11/2003US6646102 Process for manufacturing an alpha-dihydroxy derivative and epoxy resins prepared therefrom
11/06/2003WO2003091287A1 Incorporable photoinitiator
11/06/2003WO2003091233A1 Process for producing aminoepoxide
11/06/2003WO2003091189A1 Cannabinoids
11/06/2003US20030207344 Ethers and esters of cyanohydrins that contain optically detectable moieties are highly effective for detecting, monitoring, and measuring the activity of enzymes that cause the cleavage of certain types of substrates. The cyanohydrins
11/06/2003CA2483072A1 Cannabinoids
11/06/2003CA2483004A1 Incorporable photoinitiator
11/05/2003EP1359148A1 Process for the epoxidation of olefins
11/05/2003EP1358441A1 Exothermic reaction system
11/05/2003EP1358173A1 Method for producing optically active, propargylic terminal epoxides
11/05/2003EP1358154A2 Pyrrolidine derivatives, their preparation and their use as inhibitors of neuraminidases
11/04/2003US6642424 Diels-Alder process; antitumor agents
10/2003
10/30/2003WO2002081432A3 Sulfoxides or sulfones grafted onto polymers
10/30/2003US20030204102 With hydrogen/oxygen mixture using catalyst containing silver; catalyst selectivity
10/30/2003US20030204101 Direct epoxidation process using improved catalyst composition
10/30/2003US20030203938 Epothilone derivatives and their synthesis and use
10/29/2003EP1355896A1 Method for producing epoxidated glyceride acetates
10/29/2003EP1355895A2 Compounds for pest control
10/29/2003EP1355643A2 Epoxyvibsanin b
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