| 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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| 02/06/1990 | US4898944 Precursors for the preparation of water-soluble triphendioxazine dyestuffs |
| 02/06/1990 | US4898859 2-Oxa-isocephem compounds and compositions containing same |
| 02/06/1990 | CA1265525A1 Process and intermediates for preparing trans-4- substituted-s-prolines |
| 01/31/1990 | EP0353123A1 Ureic 2,4,6-triamino-pyrimidine-3-oxide derivatives, their preparation and their cosmetical and dermapharmaceutical use |
| 01/31/1990 | EP0352682A2 Twice reactive dyes and benzyl compounds as their intermediary products |
| 01/31/1990 | EP0352299A1 Rubradirin derivatives for treatment of hiv infection |
| 01/25/1990 | WO1990000553A1 Rifapentine hydrohalides |
| 01/25/1990 | WO1990000549A1 Immunosuppressive agents |
| 01/24/1990 | EP0352218A2 Macrocyclic polyaza compounds containing rings with 5 or 6 members, methods for their preparation and pharmaceutical compositions containing same |
| 01/23/1990 | US4895954 Precursors for synthesis of triphendioxazine dyestuffs |
| 01/23/1990 | US4895944 Benzoxazine intermediates |
| 01/17/1990 | EP0350733A2 7-(1-Pyrrolidinyl)-3-quinolone- and -naphthyridone-carboxylic-acid derivatives, method for their preparation and for substituted mono- and bi-cyclic pyrrolidine intermediates, and their antibacterial and feed additive compositions |
| 01/16/1990 | US4894374 Antiinflammatory agents, enzyme tissue destruction, interleukin inhibitors |
| 01/16/1990 | US4894366 Autoimmune disease, infections, microbiocides |
| 01/10/1990 | EP0350445A1 Substituted azacyclohexyl derivatives |
| 01/10/1990 | EP0350210A2 Novel 6-amido-1-methyl-2-(substituted-thio)-carbapenems |
| 01/10/1990 | EP0350130A2 New substituted 1,7-annelated 1H-indazoles |
| 01/10/1990 | EP0350118A2 Spiro-azabicyclic muscarinic agonists |
| 01/10/1990 | EP0350051A1 Thaz derivatives for enhancemet of cerebral function |
| 01/10/1990 | EP0350009A1 Photochromic compound and photochromic composition |
| 01/10/1990 | EP0349941A2 Morpholino derivatives of rhodomycins, process for their preparation and their use |
| 01/09/1990 | US4892872 Benzoxazine compounds and pharmaceutical use thereof |
| 01/03/1990 | EP0349239A2 Condensed pyrimidine derivatives, process and intermediates for their preparation and pharmaceutical compositions containing them |
| 01/03/1990 | EP0349061A2 Immunosuppressant agent |
| 01/03/1990 | EP0349049A2 Immunosuppressant compound |
| 01/03/1990 | EP0348872A1 Fused dihydroxyquinoxalines and their use as glutamate antagonists |
| 12/27/1989 | EP0347980A1 8,9-Annelated beta-carbolines and 8,9-anelated-3,4-dihydro-beta-carbolines |
| 12/20/1989 | CN1038101A New technology for water extraction of refamycin |
| 12/19/1989 | US4888050 Grass control |
| 12/14/1989 | WO1989012046A1 Monomers, oligomers, and polymers of biscyclobutarenes bridged by at least one benzoxazole, benzothiazole or benzimidazole linkage |
| 12/13/1989 | CN1037900A Acetal copolymers with backbone isocyanate functional groups |
| 12/12/1989 | US4886884 Effective against grampositive bacteria |
| 12/12/1989 | US4886880 Process for the preparation of triphendioxazines |
| 12/12/1989 | US4886797 Central nervous system disorders |
| 12/05/1989 | US4885385 Intense, colorfast, blue dyes for hydroxy- or polyamido-containing fibers |
| 11/30/1989 | WO1989011482A1 Photochromic compound and articles containing the same |
| 11/30/1989 | WO1989011295A1 Inhibition of lipogenesis |
| 11/29/1989 | EP0344015A2 Tetracyclic ketones |
| 11/29/1989 | EP0343945A2 Immunostimulating 7-deaza-7-oxa-and 7-deaza-7-thia-analogs of 8-substituted-guanine-9-(1'-beta-d-aldoglycosidyl) derivatives, compositions and methods |
| 11/29/1989 | EP0343560A2 Isoindoline derivative |
| 11/29/1989 | EP0343524A1 Pyridonecarboxylic acids and antibacterial agents |
| 11/28/1989 | US4883874 Azabicyclic intermediates |
| 11/21/1989 | US4882332 Immune suppression method employing arly-substituted naphthyridine and pyridopyrazine derivatives |
| 11/21/1989 | CA1263117A1 Carbapenems, their production and use |
| 11/15/1989 | CN1037150A Pyranobenzoxadiazole derivatives |
| 11/14/1989 | US4880814 7-cycloalkyl naphthyridines |
| 11/14/1989 | US4880799 Central nervous system disorders, anticonvulsants |
| 11/14/1989 | CA1262900A1 Polyalkyldiazaspirodecanylacetic acid derivatives, a process for their preparation and their use as light stabilizers for organic polymers |
| 11/08/1989 | EP0340926A2 Acetal copolymers with backbone isocyanate functional groups |
| 11/08/1989 | EP0244398B1 Substituted 4-benzyl-piperazinyl compounds |
| 11/07/1989 | US4879386 Anti-tumor DC-52 compounds |
| 11/02/1989 | WO1989010364A1 Dibenzofurancarboxamides |
| 11/02/1989 | WO1989010363A1 Fused polycyclic compounds, compositions, methods of manufacture and their use as paf antagonists, antihistamines and/or antiinflammatory agents |
| 11/02/1989 | EP0339978A1 Fused polycyclic compounds, compositions, methods of manufacture, and their use as PAF antagonists, antihistamines and/or antiinflammatory agents |
| 11/02/1989 | EP0339950A2 Dibenzofurancarboxamides, their use as pharmaceutical agents, a composition containing the same, and a process for the preparation thereof |
| 11/02/1989 | EP0339661A2 Photochromic substances |
| 11/02/1989 | EP0339105A1 Nitrogen-containing heterocyclic compounds and compositions for controlling and/or preventing pests and blights (diseases) |
| 11/01/1989 | CN1036789A Bleach activators in detergent compositions |
| 11/01/1989 | CN1036769A Process for preparation of cephem derivatives and intermediates therefor |
| 10/31/1989 | US4877882 Process for the preparation of D-(+)-biotin |
| 10/31/1989 | US4877785 Renin inhibitors |
| 10/31/1989 | US4877776 K-252 compounds |
| 10/25/1989 | CN1036576A Substituted benzoxazine rifamycin, process for same and antibiofic preparation containing same |
| 10/24/1989 | US4876342 Oxazine compounds substituted by one or more basic groups and preparation thereof |
| 10/24/1989 | US4876263 Pesticidal nitro-substituted heterocyclic compounds |
| 10/24/1989 | US4876258 Rifamycin bactericide, viricide |
| 10/18/1989 | EP0337547A1 Spirocyclic compounds incorporating five-membered rings with two heteroatoms |
| 10/18/1989 | EP0337328A2 Use of ofloxacin or a salt thereof for preparing a topical preparation for treating otopathy |
| 10/17/1989 | CA1262350A1 Embonates of quinolonecarboxylic acids and of their derivatives |
| 10/17/1989 | CA1262349A1 Pyridonecarboxylic acid derivatives and process for their preparation |
| 10/10/1989 | US4873324 Process for chiral synthesis of 1-beta-methyl-carbapenem intermediates |
| 10/10/1989 | US4873234 Analgesics |
| 10/10/1989 | CA1262249A1 Substituted dihydroquinolone carboxylic acids and anti-bacterial compositions containing them |
| 09/27/1989 | EP0334289A1 Heterocyclic substituted 5,7-dihydropyrrolo (3,2-f) benzoxazol-6-ones, process for their preparation and drugs containing same |
| 09/26/1989 | US4870073 Central nervous system disorders, anthelmintics, parasiticides, insecticides |
| 09/26/1989 | CA1261834A1 1-4-diaza-phenothiazine analogous compounds as 5- lipoxygenase inhibitors |
| 09/26/1989 | CA1261754A1 Pharmaceutical compositions containing azanaphthalenes |
| 09/26/1989 | CA1261326A1 Process for the manufacture of spiro-linked pyrrolidine-2,5 diones |
| 09/26/1989 | CA1261325A1 Process for the manufacture of spiro-linked pyrrolidine-2,5-diones derivatives |
| 09/26/1989 | CA1260934A1 Purine derivatives |
| 09/26/1989 | CA1260474A1 Benzoxazol- and benzothiazolamine derivatives |
| 09/26/1989 | CA1259989A2 Fluoromethylthiooxacephalosporins |
| 09/21/1989 | WO1989008654A1 Pyrroloquinoline and pyrrolophenothiazine carboxamides and related compounds |
| 09/20/1989 | EP0333176A2 Substituted benzoxazinorifamycin derivative, process for preparing the same and antibacterial agent containing the same |
| 09/20/1989 | EP0333154A2 Process for the preparation of cephem derivatives and intermediates therefor |
| 09/19/1989 | CA1259606A1 Cephem derivatives and processes for their manufacture |
| 09/13/1989 | EP0332364A2 Pyrroloquinoline and pyrrolophenothiazine carboxamides and related compounds |
| 09/13/1989 | EP0332294A2 Bleach activators in detergent compositions |
| 09/12/1989 | US4866189 Antitumor, anticancer agent |
| 09/12/1989 | US4866172 Pristinamycin process |
| 09/12/1989 | US4866074 Naphtheridinone- and pyridooxazinone-pyridone compounds, cardiotonic compositions including same, and their uses |
| 09/12/1989 | US4866069 Substance 4181-2 and its derivatives having anti-leukemia activity |
| 09/12/1989 | US4866066 Thiomethylpyridine derivatives and their use for eliciting a bronchosecretolytic or mucolytic response |
| 09/12/1989 | US4866061 Aryl-substituted naphthyridine and pyridopyrazine derivatives |
| 09/12/1989 | US4866056 Anthelmintics |
| 09/12/1989 | US4865764 5-aryl-11-substituted-5H,11H-pyrrolo[2,1-][1,4]benzoxazepines as hypotensive agents |
| 09/05/1989 | US4864028 Antidiabetic agents |
| 09/05/1989 | US4864023 Microbiocides, bactericides |
| 09/05/1989 | US4864022 7-(2-(5-amino-1,2,4-thiadiazol-3-yl)-2-(alkyl) oxyiminoacetamido) substituted |
| 09/05/1989 | US4864010 Monomers, oligomers, and polymers of biscyclobutarenes bridged by at least one benzoxazole linkage |