Patents
Patents for C07D 513 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups , or (15,120)
10/1990
10/10/1990EP0391132A1 5-Alkylquinolinone carboxylic acids
10/09/1990US4962202 Mercapto-bicycloheterocyclics useful as intermediates for penem derivatives
10/07/1990CA2013892A1 Hydroxyalkylfuranyl derivatives
10/06/1990WO1990011782A2 Immunoconjugates and prodrugs and their use in association for drug delivery
10/06/1990CA2030564A1 Immunoconjugates and prodrugs and their use in association for drug delivery
10/04/1990WO1990011282A1 Nitrogenous macrocyclic ligands and their metallic complexes
10/03/1990CN1045783A Diazepine antiallergy agents
10/03/1990CN1045781A N-(3-hydroxy-4-piperidinyl) (dihydrobenzofuran, dihydro-2h-benzopyran or dihydrobenzodioxin) carboxamide derivatives
10/03/1990CN1009831B Process for preparing heterocycle-oxo-2,3-diazanaphthyl-acetic acid
10/02/1990WO1990012015A1 Dihydropyridine antiallergy agents
10/02/1990US4960901 Colorless di-or triarylmethane compound; decyclizing to colored form
10/02/1990US4960780 Insectidal nitro-hydroimidazo[1,2-a] pyridines
10/02/1990CA2048684A1 Antiallergy agents
09/1990
09/26/1990EP0389352A1 4-Fluoro-benzene derivatives, process for their preparation and pharmaceutical compositions containing these compounds
09/26/1990EP0389189A2 Diazepine antiallergy agents
09/26/1990EP0389037A1 N-(3-hydroxy-4-piperidinyl)(dihydrobenzofuran, dihydro-2H-benzopyran or dihydrobenzodioxin)carboxamide derivatives
09/19/1990EP0388309A2 1H,3H,7-pyrrolo [1,2-c] thiazolecarboxamides, their preparation and pharmaceutical compositions containing them
09/19/1990EP0387877A1 Quinolinecarboxylic acid derivatives and antibacterial agent containing the same
09/19/1990EP0387618A1 1,7-Fused 1H-indole-2-carboxylic N-(1,4-benzodiazepin-3-yl)-amides
09/19/1990CN1045392A 1,7-condensed 1 h-indole-2-carboxylic acid-n-(1,4-benzodiazepine-3-yl) amide
09/18/1990US4957916 Antipsychotic 3-piperazinylbenzazole derivatives
09/18/1990US4957535 Novel annularly-linked triazole compounds
09/17/1990CA2012343A1 Compounds derived from 1h, 3h-pyrrolo (1,2,c) thiazolecarboxamide-7, their preparation and pharmaceutical compounds containing them
09/15/1990CA2012063A1 Quinolinecarboxylic acid derivatives and antibacterial agent containing the same
09/13/1990DE3907390A1 Novel 1,7-fused 1H-indole-N-(5-phenyl-1,4-benzodiazepin-3-yl)-2-carboxamides
09/13/1990DE3907389A1 Novel 1,7-fused 1H-indole-N-(5-alkyl-1,4-benzodiazepin-3-yl)-2-carboxamides
09/12/1990EP0386628A1 Method for the preparation of indolcarboxylic acid derivatives
09/11/1990US4956360 Lipoperoxide inhibitors, enzyme inhibitors
09/11/1990US4956358 Tricyclic cepham compounds and use
09/05/1990EP0385938A1 Heteroaromatic azo dyes
09/05/1990EP0385850A2 Benzimidazole and azabenzimidazole derivatives, process for their preparation, synthesis intermediates, pharmaceutical compositions containing them, useful for the treatment of cardiovascular diseases and duodenal ulcers
09/04/1990US4954629 For aldose reductase enzyme inhibitors, diabetes
09/04/1990US4954498 Hypotensive agents, anticoagulants, cardiovascular disorders
09/04/1990CA1273631A1 Isoxazolo-naphthyridine, isoxazolo quinoline, isothiazolo-naphthyridine, and isothiazolo-quinoline derivatives
09/04/1990CA1273629A1 7-amino-3-propenylcephalosporanic acid and esters thereof
09/03/1990CA2011222A1 Benzimidazole and azabenzimi-dazole derivatives, their methods of preparation, synthesis intermediates and pharmaceutical compositions in which they are present and which are useful especially for the treatment of cardiovascular diseases and duodenal ulcers
08/1990
08/28/1990CA1273338A1 Thiazolo - and thiazinobenzimidazoles
08/23/1990WO1990009162A2 Anaphylatoxin-receptor ligands
08/21/1990US4950759 Substituted 1,7-annelated 1H-indazoles
08/21/1990CA1273010A1 Carbapenem process
08/16/1990EP0381714A1 Monomers, oligomers, and polymers of biscyclobutarenes bridged by at least one benzoxazole, benzothiazole or benzimidazole linkage
08/15/1990CN1044656A Pyrazolopyridine compound and processes for preparation thereof
08/07/1990US4946955 Method for the preparation of polycyclic 1,3-thiazolidines
08/07/1990US4946858 Novel spirosuccinimides as aldose reductase inhibitors and antihyperglycemic agents
08/07/1990US4946847 Bactericides
08/07/1990CA1272482A1 Quinolinecarboxylic acid derivatives
08/01/1990EP0379979A1 Pyrazolopyridine compounds and processes for preparation thereof
08/01/1990EP0379483A1 1,2,3,4,10,14b-HEXAHYDRODIBENZO c,f]PYRAZINO- 1,2-a]AZEPINO DERIVATIVES AND 10-AZA, 10-OXA AND 10-THIA ANALOGUES
08/01/1990CA2045578A1 Anaphylatoxin-receptor ligands
07/1990
07/31/1990US4945160 Preparation of certain 7-substituted quinolones
07/31/1990CA1272197A1 Piperazinoisothiazolones with psychotropic activity
07/24/1990US4943570 Gastrointestinal disorders
07/24/1990US4943311 Azole derivatives of spiroheterocycles
07/18/1990EP0377967A2 9-Aza-3-(oxa/thia)-bicyclo[3,2,1]nonane derivatives, process and intermediates for their preparation and pharmaceutical compositions containing them
07/18/1990CN1043935A Substituted semicarbazone arthropodicides
07/17/1990US4942234 Antianxiety agents with few side effects
07/17/1990US4942143 Hypotensive AGENTS, VASODILATION
07/17/1990CA1271742A1 Penem derivatives
07/12/1990WO1990007495A1 Substituted semicarbazone arthropodicides
07/11/1990EP0377304A2 Substituted semicarbazone arthropodicides
07/11/1990EP0377238A1 New annelated indolo (3,2-c)-lactams
07/10/1990US4940703 Spirocyclic compounds incorporating five-membered rings with two heteroatoms for treating psychotic disorders, etc.
07/10/1990CA1271480A1 5,6-dihydroimidazo[2,1-b]thiazole-2-carboxamide derivatives or salts thereof
07/10/1990CA1271474A1 Substituted n-¬(4-piperidinyl)alkyl| bicyclic condensed oxazol- and thiazolamines
07/10/1990CA1271472A1 2'-substituted-4-deoxy-thiazolo[5,4-c]rifamycin sv derivatives
07/04/1990EP0376870A1 A new organosilylpolyphosphoric reagent, its preparation and application to the process of synthesis of 3-carboxyquinolones or azaquinolones and their salts
07/03/1990US4939140 Heterocyclic oxophthalazinyl acetic acids
07/03/1990US4939136 New anellated indole derivatives
06/1990
06/27/1990EP0375319A2 Angiotensin converting enzyme inhibitors in the treatment of glaucoma
06/27/1990EP0375045A1 New annelated indole derivatives
06/27/1990EP0374261A1 Pyridinium salt and pharmacological composition containing the same
06/26/1990US4937351 Process for the preparation of D-(+)-biotin
06/26/1990CA1270826A1 Process for preparing 1-dethia-2- thiacephalosporanic acid derivatives
06/22/1990CA2005975A1 Annelated indole derivatives
06/22/1990CA2005974A1 Annelated indolo (3,2-c)-lactams
06/19/1990US4935430 Platelet activating factor antagonists
06/19/1990CA2005753A1 Angiotensin converting enzyme inhibitors in the treatment of glaucoma
06/13/1990CA2005131A1 Compounds
06/12/1990US4933453 Antipsychotic, analgesic, anticonvulsant, and anxiolytic agents
06/12/1990US4933338 Antiulcer agents, antisecretory agents, treatment of gastrointestinal disorders; chemical intermediates
06/12/1990CA1270254A1 Preparation of thieno-imidazole derivatives
06/12/1990CA1270249A1 Dihydro thiazolo - and thiazinobenzimidazoles
06/12/1990CA1270246A1 Annularly-linked triazole compounds
05/1990
05/31/1990WO1990005731A1 Cytotoxic macromolecules
05/30/1990CN1042538A Optically active benzoxazines and benzothiazines and process for their stereospecific prepn.
05/29/1990US4929730 Electrons, semiconductors
05/29/1990US4929623 Benzothiazole derivative
05/29/1990US4929616 Novel basic-substituted 5-halo-thienoisothiazol-3(2H)-one 1,1-dioxides, a process for the preparation thereof, and pharmaceutical preparations containing these compounds
05/29/1990CA1269661A1 Spiro-tricyclicaromatic succinimide derivatives as inhibitors of aldose reductase
05/23/1990EP0369362A2 Substrate composition for alkaline phosphatase and method for assay using same
05/23/1990EP0369000A1 Macrocyclic complexes of yttrium, the lanthanides and the actinides having peripheral coupling functionalities
05/22/1990US4927831 Spiro-isoquinoline-pyrrolidine tetrones and analogs thereof useful as aldose reductase inhibitors
05/22/1990US4927821 Enol ethers of 6-chloro-4-hydroxy-2-methyl-N-(2-pyridyl)-2H-thieno(2,3-e)-1,2-thiazine-3-carboxamide 1,1-dioxide, and their use
05/22/1990US4927448 Thiadiazabicyclononane derivatives and herbicidal compositions
05/16/1990EP0368410A2 Optically active benzoxazines and bezothiazines and a process for their stereospecific preparation
05/15/1990US4925868 Cardiovascular disorders
05/09/1990CN1007893B Process for preparation of ether prodrugs of antiinflamatory oxicams
05/08/1990US4923880 4,5,6,7-Tetrahydroisothiazolo (4,5-c) pyridine derivatives
05/08/1990US4923859 Pyrido-benzothiazine derivatives having high antibacterial activity and high bioavailability to tissues
05/07/1990CA2002395A1 Optically active benzoxazines and benzothiazines and a process for their stereospecific preparation