| Patents for C07D 521 - Heterocyclic compounds containing unspecified hetero rings (16,203) | 
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| 03/08/2000 | EP0984006A1 Cationic compounds, their use for the oxidation dyeing of keratinous fibres, dyeing compositions and dyeing methods | 
| 03/08/2000 | EP0983263A1 Novel benzimidazole derivatives as antiulcer agents, process for their preparation and pharmaceutical compositions containing them | 
| 03/08/2000 | CN1246847A Nitrogen containing heteroaromatics as factor Xa inhibitors | 
| 03/08/2000 | CN1050121C Preparation method of substituted aryl-haloalkylpyrazoles compound | 
| 03/07/2000 | USRE36607 Pyrrolidine compounds and process of preparing | 
| 03/07/2000 | US6034248 Fungicides | 
| 03/07/2000 | US6034103 Benzamidine derivatives and their use as anti-coagulants | 
| 03/07/2000 | CA2030401C Inhibition of the abstinence syndrome | 
| 03/02/2000 | WO2000011041A1 Thermal- and photoinitiated radical polymerization in the presence of an addition fragmentation agent | 
| 03/02/2000 | CA2337428A1 Thermal- and photoinitiated radical polymerization in the presence of an addition fragmentation agent | 
| 03/02/2000 | CA2280988A1 New cationic orthophenylenediamines, their use for oxidation dyeing of keratin fibres, dyeing compositions and dyeing processes | 
| 03/02/2000 | CA2280603A1 New cationic compounds, their use for oxidation dyeing of keratin fibres, dyeing compositions and dyeing processes | 
| 03/01/2000 | EP0981521A2 Novel macrocyclic compounds as metalloprotease inhibitors | 
| 03/01/2000 | CN1049891C Dicyclomine compound and preparing method, and drug composition containing said compound | 
| 02/29/2000 | US6031109 Phenoxy-, phenylthio-, benzoyl-alkyleneaminoalkylene-imidazole derivatives as therapeutic agents | 
| 02/29/2000 | US6030993 2-hydroxypropionic acid derivative and its manufacturing method | 
| 02/24/2000 | WO2000009496A1 Substituted 4-amino-2-aryl-pyrimidines, their production and use and pharmaceutical preparations containing same | 
| 02/24/2000 | WO2000009490A1 Brassionosteroid biosynthesis inhibitors | 
| 02/24/2000 | WO2000009116A1 Grp receptor ligands | 
| 02/23/2000 | CN1245486A Ketobenzamides as calpain inhibitors | 
| 02/22/2000 | US6028110 Succinyl hydroxamic acid, N-formyl-N-hydroxy amino carboxylic acid and succinic acid amide derivatives as metalloprotease inhibitors | 
| 02/22/2000 | US6028079 Condensed-indan derivatives and pharmaceutically acceptable salts thereof | 
| 02/17/2000 | DE19836697A1 New substituted 4-amino-2-aryl-pyrimidines, are soluble guanylate cyclase activators useful e.g. for treating atherosclerosis, hypertension, angina pectoris, thrombosis, asthma or diabetes | 
| 02/16/2000 | EP0979227A1 4,1-benzoxazepines, their analogues, and their use as somatostatin agonists | 
| 02/16/2000 | CN1049434C Aromatic amidine derivatives and method for preparing medicinal salts thereof | 
| 02/15/2000 | US6025382 Antithrombotic diamines | 
| 02/15/2000 | US6025379 Methods of treating or preventing interstitial cystitis | 
| 02/15/2000 | US6025355 Substituted indolinyl and derivatives thereof, neurological injury and neurodegenerative disorders. | 
| 02/15/2000 | US6025147 Inhibitors of interleukin-1 β converting enzyme | 
| 02/10/2000 | WO2000006564A1 Disubstituted maleimide compounds and medicinal utilization thereof | 
| 02/10/2000 | WO2000006551A1 Method for the production of n,n'-carbonyl diazoles | 
| 02/10/2000 | WO2000006550A1 Phenylazole compounds, process for producing the same and drugs for hyperlipemia | 
| 02/10/2000 | CA2339123A1 Phenylazole compounds, process for producing the same and drugs for hyperlipemia | 
| 02/10/2000 | CA2338866A1 Disubstituted maleimide compound and pharmaceutical use thereof | 
| 02/10/2000 | CA2338631A1 Method for the production of n,n'-carbonyl diazoles | 
| 02/09/2000 | EP0977750A1 Farnesyltransferase inhibiting quinazolinones | 
| 02/09/2000 | EP0977567A1 Carbapenem antibacterial compounds, compositions containing such compounds and methods of treatment | 
| 02/09/2000 | CN1244194A Phenylsulphonyl ureas, processes for their preparation and their use as herbicides and plant-growth regulators | 
| 02/08/2000 | US6022898 Metalloproteinase inhibitors | 
| 02/03/2000 | WO2000005232A1 Heterocyclic compounds as inhibitors of rotamase enzymes | 
| 02/03/2000 | WO1999064417A3 Oxazolidinone derivatives, process for their preparation and pharmaceutical compositions containing them | 
| 02/03/2000 | DE19834110A1 New heterocyclyl(alkyl)-substituted pyrazolyl-pyrazole derivatives, used as herbicides and plant growth regulators, especially as pre- or post-emergence selective herbicides in crops such as rice | 
| 02/03/2000 | DE19833913A1 Verfahren zur Herstellung von N,N'-Carbonyldiazolen A process for the preparation of N, N'-carbonyldiazoles | 
| 02/02/2000 | EP0976732A1 1,4-substituted cyclic amine derivatives | 
| 02/02/2000 | EP0975682A1 Group 8-10 transition metal olefin polymerization catalysts | 
| 02/02/2000 | EP0975603A1 Inhibitors of farnesyl protein transferase | 
| 02/02/2000 | EP0975593A1 Indole derivatives having combined 5ht1a, 5ht1b and 5ht1d receptor antagonist activity | 
| 02/01/2000 | US6020357 Nitrogen containing heteroaromatics as factor Xa inhibitors | 
| 02/01/2000 | US6020336 Indole and indazole compounds | 
| 01/27/2000 | WO1999058477A3 N-[3-[2-[(2,3-dihydro-1h-inden-2-yl)alkylamino]-ethyl]phenyl carboxamide derivatives, preparation and therapeutic applications | 
| 01/26/2000 | EP0974589A1 Benzimidazole derivatives and pharmaceutically acceptable salts thereof | 
| 01/26/2000 | EP0974584A1 Fused ring compounds, process for producing the same and use thereof | 
| 01/26/2000 | EP0974576A2 Method of producing benzamide derivatives | 
| 01/26/2000 | EP0973768A1 Azole compounds, their production and their use | 
| 01/26/2000 | EP0973767A1 Indazoles of cyclic ureas useful as hiv protease inhibitors | 
| 01/26/2000 | EP0973764A1 Bicyclic hydrazone herbicides | 
| 01/26/2000 | EP0973751A1 Phenyl-amino-sulfonyl-urea derivatives as fungicides and pesticides | 
| 01/26/2000 | EP0973513A1 Compositions and methods for treating bone deficit conditions | 
| 01/25/2000 | US6017954 Angiogenesis inhibitors for treating and preventing angiogenesis-dependent tumors, especially kaposi's sarcoma, breast cancer, colon cancer | 
| 01/25/2000 | US6017928 Retroviral protease inhibiting compounds | 
| 01/25/2000 | US6017852 Applying crop protection agents to rice cultivation area which contains monocotyledonous and dicotyledonous weeds | 
| 01/20/2000 | WO2000002863A1 Method for producing carbonyl diimidazoles | 
| 01/20/2000 | DE19832146A1 Preparation of 3-methyl-pyrazole, uses mineral acid salt of hydrazine | 
| 01/19/2000 | EP0972768A1 Process for producing optically active imidazole compounds, intermediates for synthesizing the same, and process for producing the same | 
| 01/19/2000 | EP0971902A1 Aminosulfonylureas with herbicidal activity | 
| 01/19/2000 | EP0971854A1 Novel materials useful as electrolytic solutes | 
| 01/19/2000 | EP0971709A1 Novel compounds useful as neuro-protective agents | 
| 01/19/2000 | EP0672038B1 Herbicides | 
| 01/18/2000 | US6015825 Triazole antifungal agents | 
| 01/18/2000 | CA2035314C Triazole antifungal agents | 
| 01/13/2000 | WO2000001704A2 Benzimidazoles, production thereof and use thereof as medicaments | 
| 01/13/2000 | DE19830556A1 Verfahren zur Herstellung von Carbonyldiimidazolen A process for preparing carbonyldiimidazoles | 
| 01/12/2000 | CN1241185A Heterocyclic substed. pyrrolidine amide derivs. | 
| 01/12/2000 | CN1048246C Indazolesulfonylurea deriv., use thereof, and intermediate for production thereof | 
| 01/11/2000 | US6013675 Therapeutic substituted guanidines | 
| 01/11/2000 | US6013663 Dithiolan derivatives, their preparation and their therapeutic effect | 
| 01/06/2000 | WO2000000465A1 Hydrazine derivatives | 
| 01/06/2000 | CA2335245A1 Hydrazine derivatives | 
| 01/05/2000 | EP0968206A1 N-heterocyclic derivatives as nos inhibitors | 
| 01/05/2000 | EP0968193A1 Phenylsulphonyl ureas, processes for their preparation and their use as herbicides and plant-growth regulators | 
| 01/05/2000 | EP0968191A1 Phenylbenzimidazole derivatives as ligands for gaba receptors | 
| 01/05/2000 | EP0968181A1 Perfluorynated sulphone salts, and their uses as ionic conduction materials | 
| 01/05/2000 | EP0666856B1 4-arylmethyloxymethyl piperidines as tachykinin antagonists | 
| 01/05/2000 | DE19829964A1 New benzimidazolyl amidine or nitrile compounds, used as thrombin inhibitors, antithrombotic agents or intermediates | 
| 01/05/2000 | CN1240419A Aromatic amine derivatives having NOS inhibitory effect | 
| 01/04/2000 | US6011059 Acyl guanidine sodium/proton exchange inhibitors and method | 
| 01/04/2000 | US6011028 Cyclic amidino agents useful as nitric oxide synthase inhibitors | 
| 12/29/1999 | WO1999067201A1 Hydroxamic acid derivatives as inhibitors of the production of human cd23 and of the tnf release | 
| 12/29/1999 | WO1999055670A3 Imidazol-like products and derivatives | 
| 12/29/1999 | EP0967210A1 Process for preparing biologically active derivatives of 1,2,4-triazol and intermediaries useful in this process | 
| 12/29/1999 | EP0966490A2 Catalyst compositions for the polymerization of olefins | 
| 12/29/1999 | EP0966447A1 Small molecules useful in the treatment of inflammatory disease | 
| 12/29/1999 | EP0966446A1 Bicyclic inhibitors of protein farnesyl transferase | 
| 12/29/1999 | EP0966443A1 Heteroaryl-hexanoic acid amide derivatives, their preparation and their use as selective inhibitors of mip-1-alpha binding to its ccr1 receptor | 
| 12/29/1999 | EP0938477A4 Benzothiazo and related heterocyclic group-containing cysteine and serine protease inhibitors | 
| 12/29/1999 | CN1239889A Novel compounds useful as neuro-protective agents | 
| 12/29/1999 | CN1239868A Substituted thienyl (amino) sulphonyl (thio) ureas as herbicides | 
| 12/29/1999 | CA2335513A1 Hydroxamic acid derivatives as inhibitors of the production of human cd23 and of the tnf release | 
| 12/28/1999 | US6008243 An enzyme inhibitor for preventing the degradation and remodeling of connective tissues | 
| 12/28/1999 | US6008239 Fungicides for the prevention and treatment of mammalian mycotic infections |