Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 473 - Heterocyclic compounds containing purine ring systems
Patents for C07D 473 - Heterocyclic compounds containing purine ring systems (11,932)
09/1998
09/11/1998WO1998039331A1 Annulated azole derivatives useful as microbicidal agents
09/10/1998DE19708688A1 Annellierte Azolderivate Fused azole derivatives
09/09/1998EP0862570A1 Process for the preparation of 9- (2-hydroxyethoxy)methyl]guanine
09/09/1998EP0383759B1 N6 substituted 9-methyladenines: a new class of adenosine receptor antagonists
09/09/1998CN1192439A 2-amino-9-(3-hydroxymethyl-4-alkoxycarbonyloxybut-1-yl) purine and pharmaceutical composition containing same
09/09/1998CN1039715C Method for obtg. natural caffeine extracted from tea leaves
09/02/1998EP0861841A1 Process for producing 2-amino-6-iodopurine
09/02/1998EP0861246A1 Prolylendopeptidase inhibitors
09/02/1998CN1192138A Acyclovir derivatives for topical use
09/01/1998US5801182 Amine substituted compounds
09/01/1998US5801181 Amino alcohol substituted cyclic compounds
08/1998
08/27/1998WO1998037068A1 Benzoic acid derivatives and related compounds as antiarrhythmic agents
08/27/1998WO1998007844A3 Screening assay for the identification of agents which alter expression of pth-rp
08/26/1998EP0664708B1 Method of treating cancer by conjunctive therapy with 2'-halomethylidene derivatives and an s-phase or m-phase specific antineoplastic agent
08/20/1998WO1998035967A2 Biazacyclic crf antagonists
08/20/1998WO1998035966A1 Substituted (1,3-bis(cyclohexylmethyl)-1,2,3,6-tetrahydro-2,6-dioxo-9h-purin-8-yl)phenyl derivatives, their preparation and their use in the treatment of inflammatory conditions and immune disorders
08/20/1998WO1998035944A1 Amides as npy5 receptor antagonists
08/20/1998CA2281525A1 Biazacyclic crf antagonists
08/20/1998CA2251580A1 Amides as npy5 receptor antagonists
08/19/1998CN1190651A 2-alkoxyphenoxy sulfuric urea with heterocyclic ring and application used as weedicide and plant growth regulator
08/13/1998WO1998034917A2 Synthesis of acyclic nucleoside derivatives
08/13/1998CA2723085A1 Synthesis of acyclic nucleoside derivatives
08/11/1998US5792868 Process for producing acyclic nucleosides and process for separating purine nucleosides
08/11/1998US5792772 Enatiomerically pure hydroxylated xanthine compounds
08/11/1998US5792767 Bicyclic substituted hexahydrobenz e! isoindole alpha-1 adrenergic antagonists
08/11/1998CA1339993C Sulfonylureas with heterocyclic substituents, a process for the preparation thereof, and the use thereof as herbicides or plant-growth regulators
08/08/1998CA2228875A1 A method for the preparation of nucleic acid binding compound
08/04/1998US5789590 Double cone-like crystal form of 2-amino-6-chloropurine and preparation
08/04/1998CA2119647C Heteroaryl amines as novel acetylcholinesterase inhibitors
07/1998
07/30/1998WO1998032755A1 Purine diones as phosphodiesterase inhibitors
07/30/1998WO1998032718A1 New fatty acid derivatives
07/30/1998DE19702785A1 Neue cyclische Harnstoffderivate New cyclic urea derivatives
07/29/1998EP0686155B1 Xanthine derivatives as adenosine a1 receptor antagonists
07/28/1998US5786360 Antiallergens, central nervous system stimulants, diuretics, antihistamines, cardiotonic agents; water solubility
07/28/1998US5786359 Immunostimulants
07/23/1998WO1998031683A1 Novel z-valacyclovir crystals
07/23/1998CA2278474A1 Novel z-valacyclovir crystals
07/22/1998EP0853616A1 Bicyclic 4-aralkylaminopyrimidine derivatives as tyrosine kinase inhibitors
07/21/1998US5783682 Oligonucleotide mimics having nitrogen-containing linkages
07/21/1998CA2091732C A process for the preparation of 2-fluoro-9-(2,3,5-tri-o-benzyl-beta-d-arabinofuranosyl) adenine
07/16/1998WO1998030563A1 2-hydroxymethylcyclopropyli- denemethylpurines and -pyrimidines as antiviral agents
07/15/1998EP0853084A2 Substituted purine derivatives as vitronectin receptor antagonists
07/15/1998EP0852499A1 Therapeutic azide compounds
07/15/1998EP0509019B1 Treatment of human retroviral infections with 2',3'-dideoxyinosine
07/15/1998CN1039121C Hydrofuran derivant with pyrimidine or purine substituting group and its preparing process
07/14/1998CA2026118C Use of a trimethyl-1,3,7 xanthine derivative for the tratment of the memory disturbances and cognitive deficits of aging and alzheimer's disease
07/08/1998EP0748806B1 PROCESS FOR PREPARING POLYMORPHS B AND C OF 1- 2,4-DICHLORO-BETA-[(7-CHLOROBENZO[b]THIEN-3-YL)METHOXY]PHENETYL]IMIDAZOLE MONONITRATE
07/08/1998CN1187193A Retinoids and method of use of same
07/07/1998US5777117 Method for preparing substituted amino alcohol compounds
07/07/1998US5777116 Chemical intermediates for viricides
07/07/1998US5777115 Diseases mediated by intracellular signaling
07/07/1998US5776940 Compounds for treatment of septic shock, antiinflammatory and antiallergens
07/07/1998CA2117891C Method of treating cancer by conjunctive therapy with 2'-halomethylidene derivatives and an s-phase or m-phase specific antineoplastic agent
07/02/1998WO1998028319A1 2-(purin-9-yl)-tetrahydrofuran-3,4-diol derivatives
07/02/1998WO1998028298A1 Ricin inhibitors and methods for use thereof
07/02/1998CA2275271A1 2-(purin-9-yl)-tetrahydrofuran-3,4-diol derivatives
07/01/1998EP0850233A1 Retinoids and methods of use of same
06/1998
06/30/1998US5773614 Oxidation with osmium tetroxide to give diol and treatment with orthoester
06/30/1998US5773571 Peptide nucleic acids
06/30/1998CA2239926A1 N-linked sulfonamides of heterocyclic thioesters
06/25/1998WO1998027087A1 Combinatorial process for preparing fused pyrimidine libraries
06/25/1998CA2274022A1 Combinatorial process for preparing fused pyrimidine libraries
06/24/1998EP0849259A1 Benzimidazole compounds
06/23/1998US5770595 Oxime substituted therapeutic compounds
06/23/1998US5770459 Methods and apparatus for improved luminescence assays using particle concentration, electrochemical generation of chemiluminescence detection
06/17/1998CN1185110A Synergistic combination of zidovudine
06/16/1998US5767122 Enantiomerically pure β-d-dioxolane nucleosides
06/16/1998CA2165779C Novel carbocyclic nucleoside agents useful as selective inhibitors of proinflammatory cytokines
06/11/1998WO1998024771A1 Benzamide derivatives having a vasopressin antagonistic activity
06/10/1998CN1038678C Antifungal composition, its producing process and its use
06/09/1998US5763614 1,4-dihydropyridine derivatives and methods of producing the same
06/09/1998US5763607 Preparation of optically-active isomers of dideoxycarbocyclic nucleosides
06/09/1998US5763606 Coupling a silylated compound with a purine or pyrimidine base with a bicyclic intermediate and coupling with a lewis acid in solvent, reaction with reducing agent
06/09/1998US5762953 Memory function
06/03/1998CN1183722A Use of penciclovir for treatment of human herpes-virus-8
06/03/1998CN1038591C Processes for diastereoselective synthesis of nucleosides
06/02/1998CA1339896C Dideoxydidehydrocarbocyclic nucleosides
05/1998
05/28/1998WO1998022465A1 A1 adenosine receptor antagonists
05/28/1998WO1998022464A1 Xanthines and their therapeutic use
05/28/1998CA2268041A1 Xanthines and their therapeutic use
05/27/1998EP0646125B1 1,5-anhydrohexitol nucleoside analogues and pharmaceutical use thereof
05/26/1998US5756737 Process for the preparation of 9-(2-hydroxy)-ethoxymethyl-guanine
05/26/1998US5756736 Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)methoxy-1,3-propanediol derivative
05/26/1998US5756735 Xanthine derivatives
05/26/1998US5756706 Chemical intermediates
05/26/1998US5756510 Potentiate effects of cytotoxic drugs or radiotherapy
05/22/1998WO1998021223A1 Nucleosides
05/22/1998CA2271135A1 Nucleosides
05/19/1998US5753668 Substituted benzyloxypyrimidines and their inactivation of O6 -alkylguanine-DNA alkyltransferase
05/19/1998US5753664 Antitumor agents, pyrimidones
05/19/1998US5753635 Purine derivatives and their use as anti-coagulants
05/14/1998WO1998019685A1 Method of treating bronchitis with uridine triphosphates and related compounds
05/14/1998WO1998019679A1 Cyclopentylxanthine derivatives for use in the treatment of cystic fibrosis
05/14/1998WO1998019672A1 Nitrosated and nitrosylated phosphodiesterase inhibitor compounds, compositions and their uses
05/14/1998CA2270355A1 Cyclopentylxanthine derivatives for use in the treatment of cystic fibrosis
05/14/1998CA2270118A1 Nitrosated and nitrosylated phosphodiesterase inhibitor compounds, compositions and their uses
05/13/1998EP0840741A1 Pna-dna chimeras and pna synthons for their preparation
05/13/1998EP0840736A1 Improved synthons for the synthesis and deprotection of peptide nucleic acids under mild conditions
05/12/1998US5750575 Antiinflammatory agents; immunosuppressants; cytotoxic agents; microbiocides; fungicides
05/12/1998CA1339861C 3roduction of 2',3' -dideoxy -2',3'-didehydronucleosides
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