Patents
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Patents for C07D 309 - Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings (12,815)
08/1990
08/30/1990DE4005515A1 Alpha-alkyl-substd. lactone(s) prepn. - by reaction of alpha-acyl-lactone, aldehyde and alkali metal hydroxide and hydrogenation of alkylidene lactone
08/29/1990EP0384230A1 Substituted phenoxyphenyl propionic acid derivatives
08/28/1990US4952716 Chemical intermediate for zeaxanthin and its derivatives
08/28/1990US4952710 Cyclopenteneheptenoic acid derivatives and method of preparation thereof
08/28/1990US4952709 Antitumor antibiotic BU-3285T compounds
08/28/1990US4952604 Glycine esters of 2-(isodec-1,3,5-trienyl), 4-methoxy,5-methyl-tetrahydropyran-3-ol
08/24/1990WO1990009992A1 Novel vitamin d analogues
08/23/1990CA2010599A1 Substituted phenoxyphenylpropionic acid derivatives
08/22/1990EP0383446A2 2,4,4-Trisubstituted tetrahydropyranyl esters and organoleptic uses thereof
08/22/1990EP0383432A1 Coenzyme Q10 with HMG-COA reductase inhibitors
08/22/1990EP0383281A1 1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same
08/22/1990CN1044807A Composition for denatured denaturation or protection agent for nerve cell and process for preparing benzene derivatives used for composition
08/21/1990US4950775 Antihypercholesterolemic compounds and synthesis thereof
08/16/1990EP0382213A2 Biphenyl derivative, nerve cell degeneration repairing or protecting agent and process for preparing a phenyl derivative contained in the agent
08/16/1990EP0381989A1 New 4'-epi-4'-amino anthracyclines
08/14/1990USRE33300 Leukotriene antagonists; antiallergens
08/08/1990WO1990009392A1 New 4'-epi-4'-amino anthracyclines
08/08/1990EP0381478A1 Process for the preparation of 6-alpha-hydroxymethyl lovastatin derivatives
08/08/1990EP0381057A2 Chemical composition for external application
08/08/1990EP0380805A1 Renin inhibitors containing C-terminal dihydroxy amides
08/08/1990CA2046645A1 4'-epi-4'-amino anthracyclines
08/07/1990US4946960 Perester compounds
08/07/1990US4946864 Novel HMG-CoA reductase inhibitors
08/07/1990US4946852 Anticholesterol agent
08/01/1990EP0380392A2 Derivatives of benzocycloalkenyl dihydroxyalkanoic acids, methods of making them and phrmaceuticals containing them
08/01/1990CA2009043A1 Process for the preparation of 6-alpha-hydroxymethyl lovastatin derivatives
07/1990
07/31/1990US4945105 13-Halomilbemycin derivatives, their preparation and compositions containing them
07/31/1990US4944788 Substituted nitro and cyanoguanidines and their use for increasing crop yields
07/31/1990CA1272199A1 Substituted 2,6-substituted pyridine compounds
07/28/1990CA2008405A1 Chemical composition for external application
07/18/1990EP0378352A2 Sequiterpene compounds and pharmaceutical compositions containing same
07/18/1990EP0378285A1 Substituted alkenes, processes for their preparation and their use as pesticides
07/18/1990CN1043930A Substituted alkene and process of preparation thereof, use in biocides
07/12/1990WO1990007521A1 Renin inhibitors containing c-terminal dihydroxy amides
07/11/1990EP0377487A1 Microbicidal compositions
07/10/1990US4940727 Novel HMG-CoA reductase inhibitors
07/09/1990CA2007403A1 Sesquiterpene compounds and pharmaceutical compositions containing same
07/03/1990US4939279 Leukotriene antagonists
07/03/1990US4939278 Herbicidal pyrones
07/03/1990US4939172 Novel cyclopropane carboxylates
07/03/1990US4939170 Substituted aminophenyl carbamates
07/03/1990US4939169 1,4-naphthalenediol and 1,4-hydroquinone derivatives
07/03/1990US4939168 Discodermolide compounds, compositions containing same and methods of preparation and use
07/03/1990US4939143 Substituted cyclohexene derivatives as HMG-CoA reductase inhibitors
07/03/1990CA2006333A1 Organic stabilizers
06/1990
06/30/1990CA2006839A1 Renin inhibitors containing c-terminal dihydroxy amides
06/27/1990EP0375560A1 Aryloxypropanolaminotetralines, process for their preparation and pharmaceutical compositions containing same
06/27/1990EP0375404A2 Heterocyclic derivatives
06/27/1990EP0375368A2 Alcohol and ether derivatives
06/27/1990EP0374759A2 Rhodomycins with a modified carbohydrate group
06/26/1990US4937264 Hydroxymethylglutaryl-coenzyme a reductase inhibitors
06/26/1990US4937263 Antihypercholesterolemic compounds
06/26/1990US4937259 Antihypercholesterolemic compounds
06/26/1990US4937253 Leukotriene antagonists
06/26/1990US4936904 Aryl-4-oxonicotinates useful for inducing male sterility in cereal grain plants
06/26/1990CA1270837A1 Oxetanones
06/26/1990CA1270827C 3-amino-3,4,6-trideoxyglycals, processes for preparation thereof and anthracyclines obtained with the aid of these glycals
06/23/1990CA2006377A1 Heterocyclic derivatives
06/23/1990CA2006094A1 Alcohol and ether derivatives
06/20/1990EP0373612A2 Process for preparing allenic prostanoic acid derivatives
06/20/1990EP0373592A2 Oculoselective beta-blockers as antiglaucoma agents
06/20/1990EP0373590A2 Prodrugs of 3,4-hydroxy benzoyl-oxypropanolamines
06/20/1990CA2005932A1 Rhodomycins with a modified carbohydrate unit
06/19/1990US4935409 Aminophenylethylamine yield promoters
06/15/1990CA2005373A1 Prodrugs of 3,4-hydroxy benzoyloxypropanolamines
06/15/1990CA2005371A1 Oculoselective beta-blockers as antiglaucoma agents
06/13/1990EP0372891A2 Optically active compounds and a process for producing these compounds
06/13/1990CA2005243A1 Process for preparing allenic prostanoic acid derivatives
06/12/1990US4933510 Propanol derivatives
06/12/1990US4933505 Method of preparing stereospecific nitroaldols
06/12/1990CA1270247A1 3-acylamino-2-oxo-1-azetidinesulfonic acids
06/05/1990US4931469 Novel pesticides, preparation and use
06/05/1990US4931463 Oxetanones
06/05/1990CA2003173A1 Antimicrobial compositions
06/05/1990CA1269982A1 Process for producing heterocyclic compounds
05/1990
05/30/1990EP0370461A2 Chalcone derivatives and process for producing the same
05/30/1990EP0370357A1 Process for producing 3-iminonitriles
05/30/1990EP0370153A1 Improvement process for debrominative rearrangements
05/30/1990EP0370065A1 Anthelmintic acylhydrazones, method of use and compositions
05/30/1990CN1042538A Optically active benzoxazines and benzothiazines and process for their stereospecific prepn.
05/29/1990US4929639 Oxygen-containing heterocyclic compound
05/29/1990US4929317 Hydrogen fluoride, fluorine gas, dehydrogenation
05/23/1990EP0369941A2 Substituted alpha-pyrones and process for their preparation
05/23/1990EP0369288A1 Pyranyl ethyl naphthalene derivatives, their preparation and use as medicines
05/23/1990EP0369263A2 Preparations for the topical treatment of skin diseases
05/23/1990CN1008091B Process for preparation of leukotriene antagonists
05/22/1990US4927944 Enzyme inhibitor
05/16/1990EP0368410A2 Optically active benzoxazines and bezothiazines and a process for their stereospecific preparation
05/16/1990EP0368227A1 Cyclohexenone oxime ethers, process for their preparation and their use as herbicides
05/16/1990EP0271488B1 Cooking vessel
05/15/1990US4925929 Glucopyranose derivatives
05/15/1990US4925874 Novel cyclopropane carboxylates
05/15/1990US4925831 Aminoalkyl naphthalenediols as host resistance enhancers against viral infection
05/15/1990CA2002727A1 Substituted–- pyrones and process for their preparation
05/15/1990CA1269109A2 Erythro diols
05/14/1990CA2002716A1 Pyranylethyl-naphthalene derivatives
05/14/1990CA2002715A1 Compositions for topical treatment of skin diseases
05/09/1990CN1007874B Cooking-vessels
05/08/1990US4923852 Aminoalkyl naphthalenediols as host resistance enhancers against viral infections
05/08/1990CA1268772A2 (4-phenyl-1,3-dioxan-cis-5-yl)acetaldehyde derivatives
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