| 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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| 06/05/1990 | US4931429 α-aminoacyl β-aminoacyl aminodiols as anti-hypertensive agents |
| 06/05/1990 | US4931220 Organic photochromic pigment particulates |
| 06/05/1990 | US4931219 Photochromic compound and articles containing the same |
| 06/05/1990 | CA1269984A1 Dioxolobenzisoxazole derivatives and process for preparing the same |
| 05/31/1990 | WO1990005731A1 Cytotoxic macromolecules |
| 05/31/1990 | DE3938754A1 New macrocyclic cpds. and metabolites - derived from Streptomyces tsukubaensis, useful as immunosuppressants and antiinflammatory agents |
| 05/30/1990 | EP0370449A1 Fused heterocyclic derivatives of 1,2,3,4-tetrahydroacridine, a process for their preparation and their use as medicaments |
| 05/30/1990 | EP0370332A1 N-aryl-nitrogen heterocycles, process and intermediates for their production and their use as herbicides and in controlling the growth of plants |
| 05/30/1990 | CN1042538A Optically active benzoxazines and benzothiazines and process for their stereospecific prepn. |
| 05/29/1990 | US4929693 Contact lenses, weatherproofing |
| 05/29/1990 | US4929611 Method for immunosuppression |
| 05/29/1990 | CA1269661A1 Spiro-tricyclicaromatic succinimide derivatives as inhibitors of aldose reductase |
| 05/23/1990 | EP0369749A2 Anti-Tumor Compounds |
| 05/23/1990 | EP0369733A2 Fluorescent indicator dyes for alkali metal cations, their preparation and use |
| 05/23/1990 | EP0369323A1 Isoxazolopyridine type mevalonolactones |
| 05/23/1990 | CN1042357A Process for preparing 3'-hydroxy-benzoxazinorifamycin derivatives and antibacterial contg. them |
| 05/22/1990 | US4927926 Derivatives of 7-(1-azetidinyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids, their preparation and application as medicines |
| 05/22/1990 | US4927923 Immunology |
| 05/22/1990 | US4927831 Spiro-isoquinoline-pyrrolidine tetrones and analogs thereof useful as aldose reductase inhibitors |
| 05/22/1990 | US4927820 Fused heterocyclic derivatives of 1,2,3,4-tetrahydroacridine |
| 05/18/1990 | CA2003120A1 Isoxazolopyridine type mevalonolactones |
| 05/16/1990 | EP0368410A2 Optically active benzoxazines and bezothiazines and a process for their stereospecific preparation |
| 05/09/1990 | EP0366914A2 3'-Hydroxybenzoxazinorifamycin derivative, process for preparing the same and antibacterial agent containing the same |
| 05/08/1990 | US4923988 Preparation of triphendioxazines |
| 05/08/1990 | US4923986 Epoxytriazadibenzo/a,g/cycloocta/c,d,e/-trindenone, kinase inhibitors, antitumor agents |
| 05/08/1990 | CA1268762A1 Thiation process |
| 05/07/1990 | CA2002395A1 Optically active benzoxazines and benzothiazines and a process for their stereospecific preparation |
| 05/03/1990 | WO1990004594A1 Novel antimicrobial quinolonyl lactam esters |
| 05/03/1990 | WO1990004591A1 Novel antimicrobial dithiocarbamoyl quinolones |
| 05/02/1990 | EP0366643A2 Novel antimicrobial dithiocarbamoyl quinolones |
| 05/02/1990 | EP0366641A2 Novel antimicrobial quinolonyl lactam esters |
| 05/02/1990 | EP0366193A2 Novel antimicrobial quinolonyl lactams |
| 05/02/1990 | EP0366189A2 Novel antimicrobial lactam-quinolones |
| 04/25/1990 | EP0365478A1 Reactive dyes, their preparation and their use |
| 04/24/1990 | US4920218 Oxidative decarboxylation, hydrolysis |
| 04/24/1990 | US4920117 Analgesics, treatment of memory dysfunctions; alzheimer's disease |
| 04/24/1990 | CA1268177A1 1-oxo-1-dethia-cephalosporin compounds and antibacterial agent comprising the same |
| 04/24/1990 | CA1268176A1 Isoxazolo-pyrido-benzoxazine and isothiazolo-pyrido- benzoxazine derivatives |
| 04/18/1990 | EP0364032A2 Novel hydroxide mediated FK-506 rearrangement product |
| 04/18/1990 | EP0364031A1 Hydroxide mediated FK-506 rearrangement process |
| 04/17/1990 | US4918188 Intermediates for penicillin and carbapenicillin antibiotics |
| 04/17/1990 | US4918184 Azetidin-2-one derivatives, and process for production thereof using tin enolates |
| 04/17/1990 | US4918069 Spiro[(piperidine- pyrrolidine- or hexahydroazepinyl substituted) pyrrolo[2,][1,4]benzoxazepines] |
| 04/17/1990 | US4918066 Substituted 4-benzylpiperazinyl compounds |
| 04/17/1990 | CA1267895A1 Isoxazolo-pyrido-phenoxazine and isothiazolo-pyrido- phenoxazine derivatives |
| 04/17/1990 | CA1267893A1 11-substituted 5h,11h-pyrrolo¬2,1-c|¬1, 4|benzoxazepines, a process for their preparation and their use as medicaments |
| 04/17/1990 | CA1267889A1 (4-piperidinylmethyl and -hetero)purines |
| 04/11/1990 | EP0363051A1 Substituted indazole arthropodicides |
| 04/11/1990 | EP0362942A2 Benzoxazepinone process |
| 04/11/1990 | EP0362771A1 Photochromic substances |
| 04/11/1990 | CN1041156A Thaz derivatives for enhancement of cerebral function |
| 04/10/1990 | US4916138 Solid dispersion composition of FR-900506 substance |
| 04/10/1990 | US4916126 Antilipemic agents |
| 04/05/1990 | WO1990003379A1 Photochromic substances |
| 04/05/1990 | WO1990003378A1 Substituted indazole arthropodicides |
| 04/04/1990 | EP0361177A2 Use of 6-halo-4-quinolone compounds and pharmaceutical compositions thereof for the preparation of a medicament for the therapeutical application in rheumatoid arthritis |
| 04/04/1990 | CN1040981A 三环化合物 Tricyclic compounds |
| 04/03/1990 | US4913544 Windows, optical glass |
| 04/03/1990 | CA1267414A1 4h-pyrido[2,3-d][1,3]oxazin-4-one derivatives and their use for controlling undesirable plant growth |
| 04/03/1990 | CA1267413A1 Quino-benoxazine antibacterial compounds |
| 03/28/1990 | EP0360079A1 Tricyclic compounds, processes for their preparation and pharmaceutical compositions comprising them |
| 03/27/1990 | US4912227 1,2,8,8A-tetrahydrocyclopropa(c)pyrrolo(3,2-e)-indol-4-(5H)-ones and related compounds |
| 03/21/1990 | EP0359627A1 2,3-Dihydro-3-arylalkylaminoalkyl-4H-1,3-benzoxazin-4-one derivatives, their preparation and their use as therapeutic agents |
| 03/21/1990 | EP0359076A2 pH-neutral aqueous solutions of quinolone-carboxylic acids |
| 03/21/1990 | EP0358774A1 Novel spirooxazine compounds |
| 03/21/1990 | EP0228416B1 Pharmaceutical compositions containing azanaphthalenes |
| 03/21/1990 | CN1040589A Antihypertensive 3-piperidinyl-indazole derivatives |
| 03/20/1990 | US4910311 Containing a phenyl or thiophene ring |
| 03/20/1990 | US4910198 Antiarrhythmia agent |
| 03/20/1990 | US4909963 Spiro(indole-1,4-benzoxazine) compound |
| 03/14/1990 | EP0358508A2 Novel immunosuppressant compound |
| 03/14/1990 | EP0357675A1 Pyridooxazinone-pyridone compounds, cardiotonic compositions including the same, and their uses |
| 03/13/1990 | US4908379 Insecticides, acaricides, nematocides, fungicides |
| 03/13/1990 | CA1266648A1 Process for preparing pyrazolobenzoxazine derivatives and the salts thereof |
| 03/08/1990 | WO1990002129A1 Bivalent ligands effective for blocking acat enzyme |
| 03/08/1990 | WO1990002123A1 Amino-substituted bridged azabicyclic quinolone carboxylic acids and esters |
| 03/07/1990 | EP0357417A1 Lactam derivatives |
| 03/07/1990 | EP0357134A1 Antihypertensive 3-piperidinyl-indazole derivatives |
| 03/07/1990 | EP0357122A2 Use of beta-carbolines, their bio-isosteric benzofuran and benzothiophene analogues for the manufacture of a medicament having cytostatic properties |
| 03/07/1990 | EP0357047A1 Spiro compounds |
| 03/07/1990 | EP0356971A1 Tetraazaporphyrins and optical recording medium |
| 03/07/1990 | CN1040194A Antipsychotic 3-piperazinylbenzazole derivs. |
| 03/07/1990 | CN1040143A Process for preparing basic formulations of quinolonecarboxylic acids |
| 03/06/1990 | US4906629 Pyridazinone and pyrazolone compounds, cardiotonic compositions including same, and their uses |
| 02/28/1990 | EP0356399A2 Substituted 4-azatricyclo (22.3.1.04.9) octacos-18-ene derivatives, their preparation and pharmaceutical compositions containing them |
| 02/28/1990 | EP0356193A2 Amino-substituted bridged azabicyclic quinolone carboxylic acids and esters |
| 02/28/1990 | EP0355735A1 Water soluble tripheno dioxazine compounds and their starting products containing sulfonyl groups, process for their preparation and use of these tripheno dioxazines as dyestuffs |
| 02/27/1990 | US4904655 Novel indolo [3,2,1-de] [1,4] oxazino [2,3,4-ij] [1,5] |
| 02/27/1990 | US4904575 Silver halide color photographic material with heterocylic fused phenol coupler |
| 02/20/1990 | US4902795 Intermediates for 1,8-bridged 4-quinolone-3-carboxylic acid antibacterials |
| 02/20/1990 | US4902108 Reverse variable transmittance of light |
| 02/14/1990 | EP0354615A1 Synthetic derivative of paraherquamide |
| 02/14/1990 | CN1039589A 7(1-pyrrolidiny 1)-3-quinolone-and naphthyridone-carboxylic acid derivatives, processes for their preparation |
| 02/14/1990 | CN1006794B Process for the preparation of asymmetric hydantoins |
| 02/13/1990 | US4900752 Hypotensive agents, antiasthmatics |
| 02/07/1990 | EP0353821A2 Antipsychotic 3-piperazinyl-benzazole derivatives |
| 02/07/1990 | EP0353678A2 FR-901154 and FR-901155 substances, a process for their production |
| 02/07/1990 | EP0353631A2 Isoxazolobenzoxazepines, a process for their preparation and their use as medicaments |
| 02/07/1990 | EP0353381A2 Antibiotic LL-E19085 Alpha |
| 02/07/1990 | CN1039421A Rifapentine hydrohalides |