| Patents for C07D 498 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms (21,960) |
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| 12/07/1988 | EP0293532A1 6- or 7-beta-[2-[4-(substituted)-2,3-dioxopiperazin-1-yl) carbonylamino]-(substituted)acetamido]-penicillin and cephalosporin derivatives |
| 12/06/1988 | US4789675 1,4-benzoxazine derivatives and pharmaceutical use |
| 12/06/1988 | CA1246068A1 1-substituted-4h-¬1,2,4|-triazolo¬3,4-c|¬1, 4|benzoxazine derivatives |
| 11/30/1988 | EP0293146A1 Benzofuro [3,2-c] quinoline compounds |
| 11/30/1988 | EP0292906A2 Process for the preparation of Triphendioxazine compounds |
| 11/29/1988 | CA1245647A1 Fused aromatic oxazepinones, thiazepinones, diazepinones and sulfur analogs thereof |
| 11/29/1988 | CA1245641A1 Ergotalkaloids |
| 11/23/1988 | EP0292400A1 Spiro [4,5] decan derivatives, process for their preparation and pharmaceutical compositions containing them |
| 11/22/1988 | US4786728 Water-soluble triphendioxazine compounds |
| 11/17/1988 | WO1988008707A2 Rubradirin derivatives for treatment of hiv infection |
| 11/17/1988 | WO1988008706A1 Pyridooxazinone-pyridazinone and pyrazolone compounds, cardiotonic compositions including the same, and their use |
| 11/17/1988 | WO1988008705A1 Pyridooxazinone-pyridone compounds, cardiotonic compositions including the same, and their uses |
| 11/17/1988 | EP0290922A2 Teicoplanin derivatives |
| 11/16/1988 | CN88101741A 5-substituted quinolone-and naphthyridonecarboxylic acid derivatives |
| 11/15/1988 | US4785097 Photochromism |
| 11/15/1988 | US4784474 Spiro-oxazine compounds and preparation thereof and photochromic shaped article |
| 11/08/1988 | US4783535 Chemical intermediates in the preparation of aromatic-1,4-oxazepinones and thiones |
| 11/08/1988 | US4783518 Rapid curing epoxy compositions |
| 11/08/1988 | CA1244427A1 Tricyclic oxindole antiinflammatory agents |
| 11/02/1988 | EP0289118A1 Antibiotic treatment of ectoparasite-borne diseases |
| 11/01/1988 | US4782150 Fiber-reactive dyes |
| 11/01/1988 | CA1244031A1 Process for preparing nitroxyls of sterically hindered amines |
| 10/26/1988 | EP0287951A2 7-Piperazinyl- or 7-Morpholino-4-oxo-quinoline-3-carboxylic acid derivatives, their preparation and their use as antimicrobial agents |
| 10/25/1988 | US4780539 3-substituted-4,5-dihydro-5-oxo imidazoquinazolines, their preparation, and their use in treating benzodiazepin receptor-related ailments |
| 10/25/1988 | US4780494 Light stabilizers |
| 10/25/1988 | US4780476 Azoniaspironortropanol esters as asthma therapeutics and broncholytics |
| 10/25/1988 | US4780107 Fiber reactive dioxazine compound having four vinylsulfone type reactive groups |
| 10/20/1988 | WO1988007997A1 1,2,3,4,10,14b-HEXAHYDRODIBENZO[c,f]PYRAZINO-[1,2-a]AZEPINO DERIVATIVES AND 10-AZA, 10-OXA AND 10-THIA ANALOGUES |
| 10/19/1988 | EP0287330A2 Chromogenic hemispherands useful for detecting electrolytes |
| 10/19/1988 | EP0287329A2 Chromogenic cryptahemispherands useful in detecting electrolytes |
| 10/19/1988 | EP0287328A2 Preparation of chromogenic cryptahemispherands |
| 10/19/1988 | EP0287327A2 Compounds for determining cations |
| 10/19/1988 | EP0287326A2 Reagent and methods for determining cations |
| 10/19/1988 | EP0286802A2 Use of ofloxacin in treating or preventing locally periodontal disease |
| 10/18/1988 | US4778892 Certain 3-selena-7-aza-bicyclo[3.3.1]nonanes as antiarrhythmic agents |
| 10/12/1988 | EP0286263A1 Psychotropic polycyclic imides |
| 10/11/1988 | US4777253 Process for preparation of racemate and optically active ofloxacin and related derivatives |
| 10/11/1988 | US4777175 (naphthyridine, quinoline) carboxylic acid |
| 10/11/1988 | CA1243021A1 Tricyclic quinoline derivatives |
| 10/06/1988 | WO1988007530A1 Psychotropic bicyclic imides |
| 10/06/1988 | WO1988007529A1 Psychotropic polycyclic imides |
| 10/05/1988 | EP0284935A1 5-Substituted quinolone- and naphthyridone carboxylic acid derivatives |
| 10/05/1988 | CN88102161A 2-oxa-isocephem compounds, compositions containing same and processes for preparing same |
| 10/04/1988 | US4775753 New process for the preparation of pristinamycin IIB derivatives |
| 10/04/1988 | US4775669 Antibiotic |
| 10/04/1988 | US4775668 Substituted bridged-diazabicycloalkyl quinolone carboxylic acids and anti-bacterial use thereof |
| 10/04/1988 | US4775526 3-benzylidene benzheterazoles in ultraviolet screening compositions |
| 09/28/1988 | EP0284552A1 4-Benzyl-piperazinyl-hydrazones |
| 09/28/1988 | EP0283521A1 Dc-52 type oncostatic compound |
| 09/28/1988 | CN88100328A Ryfamycin derivative salts |
| 09/27/1988 | US4774333 Water-soluble triphendioxazine compounds and sulfonyl-containing precursors thereof, processes for the preparation thereof and use of the triphendioxazines as dyes |
| 09/27/1988 | US4774332 Piperidine containing stabilizer compounds |
| 09/27/1988 | US4774245 Imidazoquinoxaline compounds |
| 09/27/1988 | US4774242 Tetrahydrobenz(c,d)indoles and pharmaceutical use |
| 09/22/1988 | WO1988007045A1 Derivatives of physiologically active substance k-252 |
| 09/21/1988 | EP0282895A2 2-oxa-isocephem compounds, compositions containing same and processes for preparing same |
| 09/20/1988 | US4772700 Spiropiperidinenaphthoxazine compound |
| 09/20/1988 | US4772699 Derivatives of morpholine containing substituted piperidine groups |
| 09/20/1988 | US4772606 Autoimmune diseases, organ transplants |
| 09/20/1988 | US4772605 Basic formulations of quinolonecarboxylic acids |
| 09/14/1988 | EP0281799A1 Fiber reactive dioxazine compounds having four vinylsulfone type reactive groups |
| 09/14/1988 | CN88101000A Substituted alkylamides of teicoplania compounds |
| 09/13/1988 | US4771091 Photostabilizers |
| 09/13/1988 | US4771054 Antibacterial agents |
| 09/13/1988 | US4771051 Central nervous system disorders |
| 09/07/1988 | WO1988006600A1 Substituted alkylamides of teicoplanin compounds |
| 09/06/1988 | CA1241599A1 Ophthalmic use of norfloxacin and related antibiotics |
| 08/30/1988 | US4767762 Tricyclic quinoline and naphthyride antibacterials |
| 08/24/1988 | EP0279707A2 Aryloxymethyl derivatives of nitrogenous heterocyclic methanols and ethers thereof having cardiovascular activity |
| 08/23/1988 | US4766212 2H-[1]benzoxepino[5,4-b]-1,4-oxazine derivatives |
| 08/23/1988 | US4766125 N-aryl-piperazinealkanamides useful for protecting hearts from myocardial injury caused by ischaemia, anoxia or hypoxia |
| 08/18/1988 | DE3703872A1 Process for the preparation of D-(+)-biotin |
| 08/18/1988 | DE3703871A1 Optically active hydantoins |
| 08/16/1988 | US4764608 Process for the manufacture of spiro-linked pyrrolidine-2,5-dione derivatives |
| 08/10/1988 | EP0277639A2 Photochromic compound |
| 08/09/1988 | US4762923 Gastrointestinal, cns, analgesic, antibiotic |
| 08/09/1988 | US4762843 Hetero [f] fused carbocyclic pyridines as dopaminergic agents |
| 08/09/1988 | US4762831 Promote animal growth |
| 08/02/1988 | US4761460 Polymaleimide compound and composition containing the same |
| 08/02/1988 | US4761413 Cytoprotection, antisecretory agents |
| 07/27/1988 | EP0275888A2 Tricyclic benzimidazoles, process for their preparation and use as medicaments |
| 07/26/1988 | US4760178 Forming monomeric compounds containing hydroxy alkyl amide group |
| 07/26/1988 | US4760073 Aryl-substituted naphthyridine and pyridopyrazine derivatives, useful as anti-allergic agents |
| 07/26/1988 | US4760063 Thienooxazinones, processes for their preparation, and their use as growth promoters |
| 07/20/1988 | EP0274901A2 Streptovaricin C derivatives as anti-HTLV-I virus agents |
| 07/19/1988 | US4758559 Pyrrolo[1,2-a] [4,1]benzoxazepine derivatives useful as calmodulin and histamine inhibitors |
| 07/19/1988 | US4758556 Cephem derivatives |
| 07/13/1988 | EP0274009A1 Oxadiazolylacetonitriles, their preparation and use |
| 07/12/1988 | US4757125 Bicyclic amide acetal-based cure accelerators for amine curing of epoxy compositions |
| 07/06/1988 | EP0273732A2 Streptovaricin C derivatives as anti-AIDS virus agents |
| 07/06/1988 | EP0273697A2 2-benzazepines with 5- and 6- membered heterocyclic rings |
| 07/06/1988 | EP0273399A1 Optically active 2,3-dihydrobenzoaxine derivatives and process for preparing the same |
| 07/06/1988 | EP0273253A2 Use of 6-allyl-2-amino-5,6,7,8-tetrahydro-4H-thiazolo-[5,4d]azepine in the release of a somatotropic hormone |
| 07/06/1988 | EP0273176A2 Fused heterocyclic tetrahydroaminoquinolinols and related compounds, a process for their preparation and their use as medicaments |
| 07/05/1988 | US4755602 Process for preparing 1-oxa-3,8-diaza-4-oxo-spiro-[4,5]-decanes |
| 07/05/1988 | US4755509 Heterocyclic aldose reductase inhibitors and methods of using them |
| 07/05/1988 | CA1238907A1 1,2,8,8a-tetrahydrocyclopropa¬c|pyrrolo(3,2-e)- indol-4(5h)-ones and related compounds |
| 07/05/1988 | CA1238905A1 ¬1,3|oxazino¬4,3-a|-isoquinoline derivatives, process for their preparation and pharmaceutical compositions containing them |
| 06/29/1988 | EP0272594A1 Bicyclic imides, process for their preparation and their use in crop protection |
| 06/28/1988 | US4753953 Pyridonecarboxylic acid derivatives and antibacterial pharmaceutical compositions thereof |