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Polycyclo ring system having the oxazole ring as one of the cyclos

Subclass of:

548 - Organic compounds -- part of the class 532-570 series

548000000 - ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1)

548000000 - HETEROCYCLIC CARBON COMPOUNDS CONTAINING A HETERO RING HAVING CHALCOGEN (I.E., OXYGEN, SULFUR, SELENIUM, OR TELLURIUM) OR NITROGEN AS THE ONLY RING HETERO ATOMS (Class 540, subclass 1)

548100000 - Hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazoles, etc.)

548215000 - 1,3-oxazoles (including hydrogenated)

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
548217000 Polycyclo ring system having the oxazole ring as one of the cyclos 24
20100267961TREATMENT OF DUCHENNE MUSCULAR DYSTROPHY - Provided is a process for the preparation of 5-(ethylsulfonyl)-2-(naphthalen-2-yl) benzo[d]oxazole useful in the treatment of Duchenne muscular dystrophy.10-21-2010
20110288303Method of Fabricating I-123-IBOX - A method is provided for fabricating I-123-IBOX. I-123-IBOX is used for SPECT of brain. During the fabrication, radioactivity of reaction vial and purification column can be detected. Thus, I-123-IBOX can be obtained in a short time through a simple process with reduced radioactive harms.11-24-2011
548218000 At least three ring hetero atoms in the polycyclo ring system 9
20090005572METHODS FOR PREPARING DIAZONAMIDES - This invention relates to novel macrocyclic lactams intermediates useful for the preparation of diazonamide analogs. This invention also relates to a novel electrochemical oxidative cyclization for the preparation of such macrocyclic lactams, and their further elucidation to provide diazonamide analogs.01-01-2009
20090187028Process for preparing Chiral Dipeptidyl Peptidase -IV Inhibitor Intermediates - A novel process is provided for the preparation of chiral trans-2,3-disubstituted 5-oxotetrahydropyrans of structural formula (I):07-23-2009
20110021784Methods for Preparing Diazonamides - This invention relates to novel macrocyclic lactams intermediates useful for the preparation of diazonamide analogs. This invention also relates to a novel electrochemical oxidative cyclization for the preparation of such macrocyclic lactams, and their further elucidation to provide diazonamide analogs.01-27-2011
20110105762TOTAL SYNTHESIS OF SALINOSPORAMIDE A AND ANALOGS THEREOF - The present invention relates to certain compounds and to methods for the preparation of certain compounds that can be used in the fields of chemistry and medicine. Specifically, described herein are methods for the preparation of various compounds and intermediates, and the compounds and intermediates themselves. More specifically, described herein are methods for synthesizing Salinosporamide A and its analogs from a compound of formula (V).05-05-2011
20110178308METHODS FOR THE PRODUCTION OF 2-HALO-4-NITROIMIDAZOLE AND INTERMEDIATES THEREOF - The present invention relates to a method for the production of 2-halo-4-nitroimidazole and intermediates thereof. Further, the present invention relates to a production process of 1,4-dinitroimidazole comprising subjecting 4-nitroimidazole to nitration reaction. Furthermore, the present invention relates to a production process of 4-nitroimidazole comprising subjecting imidazole to nitration reaction.07-21-2011
20110269969TOTAL SYNTHESIS OF SALINOSPORAMIDE A AND ANALOGS THEREOF - The present application relates to certain compounds and to methods for the preparation of certain compounds that can be used in the fields of chemistry and medicine. Specifically, described herein are methods for the preparation of various compounds and intermediates, and the compounds and intermediates themselves. More specifically, described herein are methods for synthesizing Salinosporamide A and its analogs that includes forming a compound of formula (VIII).11-03-2011
20120190862Methods for Preparing Diazonamides - This invention relates to novel macrocyclic lactams intermediates useful for the preparation of diazonamide analogs. This invention also relates to a novel electrochemical oxidative cyclization for the preparation of such macrocyclic lactams, and their further elucidation to provide diazonamide analogs.07-26-2012
20130012720TOTAL SYNTHESIS OF SALINOSPORAMIDE A AND ANALOGS THEREOF - The present application relates to certain compounds and to methods for the preparation of certain compounds that can be used in the fields of chemistry and medicine. Specifically, described herein are methods for the preparation of various compounds and intermediates, and the compounds and intermediates themselves. More specifically, described herein are methods for synthesizing Salinosporamide A and its analogs that includes forming a compound of formula (VIII).01-10-2013
20150080583QUATERNARY AMMONIUM SALTS, METHOD FOR PREPARATION AND APPLICATIONS THEREOF - The invention relates to a novel class of quaternary ammonium salts containing tetra-hydro[1,3]oxazolo[2,3-b][1,3]oxazol-4-ium moiety in the structure, in particular the new derivatives of 4-methyltetrahydro[1,3]oxazolo[2,3-b][1,3]oxazol-4-ium, 4-(2-oxoethyl)tetrahydro[1,3]oxazolo[2,3-6][1,3]oxazol-4-ium, bis{4-methyltetrahydro[1,3]oxazoio[2,3-6][1,3]oxazol-4-ium}, bis{4-(2-oxoethyl)tetrahydro[1,3]oxazolo[2,3-b][1,3]oxazol-4-ium} and tris{4-methyltetrahydro[1,3]oxazolo[2,3-b][1,3]oxazol-4-ium} salts, process for the preparation of a novel class of quaternary ammonium salts and applications thereof.03-19-2015
548219000 Plural polycyclo ring systems having the oxazole ring as one of the cyclos in each of the ring systems 3
20110263864REGENERATION OF 2,2'-CYCLOPROPYLIDENE-BIS (OXAZOLINES) - The present invention provides a method for regeneration of chiral 2,2′-cyclopropylidene-bis(oxazolines), such as (3&R, 3′aR,8aS,8′aS)-2,2′-cyclopropylidenebis-[3a,8a]-dihydro-8H-indeno-[1,2-d]-oxazole and (45,4′5,5R,5′R)-2,2′-cyclopropy-lidenebis-4,5-diphenyldihydro-4,5-oxazole, used as a part of complex catalysts for e.g. stereoselective addition reactions, from the reaction mixtures, by selective sorption of 2,2′-cyclopropylidene-bis(oxazolines) on a sorbent, such as silica gel, isolation of the sorbent from reaction mixture, desorption of 2,2′-cyclopropylidene-bis(oxazolines) from the sorbent with suitable organic solvent and final recovery of 2,2′-cyclopropylidene-bis(oxazolines) from the organic solvent used for desorption process. Catalytic quality of recovered compounds does not differ from those in freshly prepared catalysts.10-27-2011
20120330025Triarylamine Compound, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device - A novel triarylamine compound having a bipolar property is provided. The triarylamine compound can be used for a hole-injection layer, a hole-transport layer, a light-emitting layer, or an electron-transport layer in a light-emitting element. The triarylamine compound can also be used as a host material with a light-emitting material which emits relatively short-wavelength light, in a structure where the host material and the guest material constitute a light-emitting layer. The triarylamine compound of the present invention is a fluorescent compound and therefore can also be used as a light-emitting substance of a light-emitting layer. A light-emitting element having high emission efficiency is provided. A light-emitting device, an electronic device, or a lighting device having low power consumption is provided.12-27-2012
20140163237BIPOLAR HOSTS FOR LIGHT EMITTING DEVICES - Some embodiments provide a compound represented by Formula 1:06-12-2014
548221000 Chalcogen bonded directly at the 2-position of the oxazole ring 3
2010006329811C-LABELED BENZOPHENONE/BENZOXAZOLE ANALOGUES AS AN INFLAMMATION IMAGING AGENT - A method of preparing novel [03-11-2010
2013000598411C-LABELED BENZOPHENONE/BENZOXAZOLE ANALOGUES AS AN INFLAMMATION IMAGING AGENT - A method of preparing novel [01-03-2013
20170233365CYCLOOCTENES FOR BIOORTHOGONOL REACTIONS08-17-2017
548222000 Nitrogen bonded directly at the 2-position of the oxazole ring 3
20090076280PROCESSES FOR PRODUCTION OF OPTICALLY ACTIVE PPAR-ACTIVATING COMPOUNDS AND INTERMEDIATES FOR PRODUCTION THEREOF - The invention provides a process for producing an optically active butyric acid compound and a production intermediate therefor at high yield and high purity.03-19-2009
20130090480Benzoxazole Derivatives Having Inhibitory Activity Against Interleukin-6, Preparation Method Thereof, and Pharmaceutical Composition Containing the Same - The present invention relates to benzoxazole derivatives represented by the Formula 1, which has an inhibitory activity against interleukin-6 (IL-6), a method for preparation thereof, and a pharmaceutical composition containing the same. The compound represented by the Formula 1 according to the present invention has a superior inhibitory activity against interleukin-6, and therefore, can be practically applied for prevention and treatment of diseases caused by abnormal interleukin-6 activity.04-11-2013
20160060203Method for Improving Optical Purity of 2-Hydroxycarboxylic Acid or Derivative Thereof - To provide a method for improving optical purity of an optically active 2-hydroxycarboxylic acid or a derivative thereof, which is useful as a raw material in the manufacture of medicines, agrochemicais, and industrial products. The method of the invention for improving purity of a hydroxycarboxylic acid of the following formula (1a) or (1b) or a derivative thereof includes the steps of reacting the hydroxycarboxylic acid of the following formula (1a) or (1b) with at least one optically inactive base selected from the group consisting of an alkali metal, alkoxide and a secondary amine in the presence of a solvent and, subsequently, performing recrystallization, to thereby form a hydroxycarboxylic acid salt of the following formula (IIIa) or (IIIb):03-03-2016
548224000 Carbocyclic ring bonded directly at the 2-position of the oxazole ring 4
20110137044ALTERNATIVE SYNTHESIS OF RENIN INHIBITORS AND INTERMEDIATES THEREOF - The present invention relates to synthetic routes to prepare a compound of the formula06-09-2011
20130274479AMINOHYDROXYLATION OF ALKENES - The invention relates to a process for the aminohydroxylation of alkenes using N-oxycarbamate reagents, e.g. N-acyloxycarbamate, N-alkyloxycarbonyloxycarbamate and N-aralkoxycarbonyloxycarbamate reagents. The invention particularly relates to an intermolecular aminohydroxylation reaction that can be carried out in the absence of added base. The invention also relates to novel N-oxycarbamate reagents that are stable crystalline materials. The process of the invention is useful in the synthesis of compounds having a vicinal amino alcohol moiety, such as biologically active compounds.10-17-2013
20160185738PROCESS FOR PRODUCING 2-PHENYL-1,3-BENZOXAZOLES - The present invention relates to a novel method for producing 2-phenyl-1,3-benzoxazoles of formula (I).06-30-2016
20160185739Solid Forms Of A Transthyretin Dissociation Inhibitor - The present invention relates to solid forms of the N-methyl-D-glucamine (meglumine) salt of 6-carboxy-2-(3,5-dichlorophenyl)-benzoxazole and to methods for their preparation. The invention is also directed to pharmaceutical compositions containing at least one solid form and to the therapeutic or prophylactic use of such solid forms and compositions.06-30-2016
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