| Patents for C07D 473 - Heterocyclic compounds containing purine ring systems (11,932) |
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| 05/09/1997 | CA2234701A1 Substituted pyridyl pyrroles, compositions containing such compounds and methods of use |
| 05/07/1997 | EP0771799A1 Purin-6-one derivatives |
| 05/07/1997 | EP0717744B1 A process for the preparation of 9-(2-hydroxy)-ethoxymethyl-guanine |
| 05/07/1997 | CA2189401A1 Purin-6-one derivatives |
| 05/02/1997 | EP0642525B1 Nucleosides being O-acylated with a mono-unsaturated omega-9 C18 or C20 fatty acid |
| 04/30/1997 | CN1148811A Compound having antihypertensive, cardioprotective, anti-ischemic and antilipolytic functions |
| 04/29/1997 | US5625050 Modified oligonucleotides and intermediates useful in nucleic acid therapeutics |
| 04/22/1997 | US5623049 Flexible antisense agents comprising oligonuceotides having the (deoxy)ribose backbone replaced by an oligopeptide; protease- and nuclease-resistant; viricides; attached to carriers able to penetratate in cells |
| 04/16/1997 | CN1034575C Producing process for selective adenosine receptor agents |
| 04/15/1997 | US5621102 Reacting pinanediol chiral director and haloalkyl dialkoxy metalloid compound to undergo homologation reaction to form intermediate, reacting it with grignard reagent to form secondary alchol, acylating, coupling side chain |
| 04/15/1997 | US5620984 Enatiomerically pure hydroxylated xanthine compounds to treat inflammatory diseases |
| 04/15/1997 | US5620971 Biologically active acylated amino acid derivatives |
| 04/10/1997 | WO1997012888A1 Purine and guanine derivatives |
| 04/10/1997 | WO1997012887A1 Purine and guanine derivatives as pnp inhibitors |
| 04/10/1997 | CA2226980A1 Purine and guanine derivatives |
| 04/10/1997 | CA2226958A1 Purine and guanine derivatives as pnp inhibitors |
| 04/09/1997 | EP0766691A1 Hydroxyalkylammonium-pyrimidines or purines and nucleoside derivatives, useful as inhibitors of inflammatory cytokines |
| 04/09/1997 | EP0766683A1 Novel substituted purinyl derivatives with immunomodulating activity |
| 04/09/1997 | EP0705263B1 Novel carbocyclic nucleoside agents useful as selective inhibitors of proinflammatory cytokines |
| 04/09/1997 | EP0538305B1 Penciclovir and famciclovir and related guanine derivatives for the treatment of the hiv-1 infections |
| 04/09/1997 | CN1034502C Method for preparing N-(3-hydroxy-4-piperidinyl)(dihydrobenzofuran, dihydro-2H benzopyran or dihydrobenzodioxin) carboxamide derivs |
| 04/03/1997 | WO1997011944A1 Improved process for producing 9-(2-hydroxyethoxy)-methylguanine (acyclovir) |
| 04/03/1997 | DE19536164A1 Verbessertes Verfahren zur Herstellung von 9-[(2-Hyroxyethoxy)methyl]guanin (Acyclovir) An improved process for preparing 9 - [(2-Hyroxyethoxy) methyl] guanine (Acyclovir) |
| 04/02/1997 | EP0765307A1 N alpha-2-(4-nitrophenulsulfonyl)ethoxycarbonyl-amino acids |
| 04/02/1997 | EP0739335A4 Pyrrolidine-containing monomers and oligomers |
| 04/01/1997 | US5616788 For solid phase peptide synthesis |
| 04/01/1997 | US5616738 A 7-carboxybenzofuran intermediate for drugs having gastrointestinal motility stimulating properties |
| 04/01/1997 | US5616583 N- (3-hydroxy-4-piperidinyl) (benzodioxolane, benzodioxane or benzodioxepane) carboxamide derivatives |
| 04/01/1997 | US5616566 Contacting the hiv reverse transcriptase within that cell with 2',3'-dideoxyadenosine-5'-triphosphate |
| 03/26/1997 | EP0764647A1 Substituted xanthins |
| 03/26/1997 | EP0764166A1 Corticotropin releasing factor antagonists |
| 03/26/1997 | CA2186086A1 Substituted xanthines |
| 03/25/1997 | CA2139109C Purinone antianginal agents |
| 03/19/1997 | CN1145622A 06-substituted guanine derivatives, a process for their prepn. and their use |
| 03/18/1997 | US5612349 Enantiomerically pure hydroxylated xanthine compounds to treat shock symptoms |
| 03/13/1997 | WO1997009052A1 Therapeutic azide compounds |
| 03/13/1997 | CA2231442A1 Therapeutic azide compounds |
| 03/12/1997 | EP0761681A2 Process for the preparation of substituted derivatives of N-ethylglycine |
| 03/12/1997 | CN1145029A Use of xanthine derivatives for reducing the pathological hyper-reactivity of eosinophilic granulocytes, novel xanthine compounds and process for producing them |
| 03/11/1997 | US5610300 Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates |
| 03/11/1997 | US5610157 N-(3-hydroxy-4-piperidinyl) (dihydrobenzofuran, dihydro-2H-benzopyran or dihydrobenzo-dioxin) carboxamide derivatives |
| 03/05/1997 | EP0759915A1 Asymmetric synthesis of chiral secondary alcohols |
| 03/05/1997 | CN1034173C Method for separating coffeine from tea waste |
| 03/04/1997 | US5608064 Purinyl salts useful for preparing guanine containing antiviral agents |
| 03/04/1997 | US5607936 Useful in treatment of respiratory diseases |
| 03/04/1997 | US5607922 1,5-anhydrohexitol nucleoside analogues |
| 02/27/1997 | WO1997007116A1 Prolylendopeptidase inhibitors |
| 02/27/1997 | CA2235677A1 Prolylendopeptidase inhibitors |
| 02/26/1997 | EP0758897A1 Compounds having antihypertensive, cardioprotective, anti-ischemic and antilipolytic properties |
| 02/20/1997 | WO1997006169A1 1-amino-2-imino-3-methyl-6-oxo-1,2,3,6-tetrahydro-7h-purines |
| 02/19/1997 | EP0758239A1 Use of xanthine derivatives for reducing the pathological hyper-reactivity of eosinophilic granulocytes, novel xanthine compounds and process for producing them |
| 02/19/1997 | CN1143358A Benzamide analogs, useful as parp (ADP-ribosyltransferase, ADRPT) DNA repair enzyme inhibitors |
| 02/19/1997 | CN1143115A Method for producing 3-methyl-7-alkyl-yellow purine micro-organism |
| 02/13/1997 | WO1997004782A1 Solid dispersion or solid dispersion preparation of xanthine derivatives |
| 02/12/1997 | EP0757684A1 Process for the diastereoselective synthesis of nucleoside analogues |
| 02/12/1997 | CN1142817A 1N-alkyl-N-arylpyrimidinamines and derivatives thereof |
| 02/12/1997 | CN1142769A Pharmaceuticals |
| 02/11/1997 | US5602140 Purine derivatives and suppressants for inflammatory diseases |
| 02/11/1997 | US5602129 N-(3-hydroxy-4-piperidinyl)(dihydrobenzofuran, dihydro-2H-benzopyran or dihydrobenzodioxin)carboxamide derivatives |
| 02/11/1997 | US5601818 Administering transformed cancer cells which carry the herpes simplex virus gene for thymidine kinase and are susceptible to an antiviral nucleoside analog, then administering the nucleosside analog to cause tumor regression |
| 02/06/1997 | WO1997003970A1 Benzimidazole compounds |
| 02/06/1997 | WO1996013512A3 L-ribofuranosyl nucleosides |
| 02/05/1997 | EP0757038A1 Benzamide compound and medicinal use thereof |
| 02/05/1997 | EP0756597A1 Preparation of purines |
| 02/05/1997 | EP0756595A1 Substituted 1,3-oxathiolanes with antiviral properties |
| 02/05/1997 | CN1142227A Novel thiazolidin-4-one derivatives |
| 02/04/1997 | US5599817 Administering 8-/3-oxocyclopentyl/-1,3-di-n-propyl-7h-purine-2,6-dione to stimulate diuresis |
| 01/29/1997 | CN1141298A Pyrimidine-fused heterocyclic compound anti-cancer agents |
| 01/28/1997 | US5597824 Analogs of oxetanyl purines and pyrimidines |
| 01/21/1997 | US5595741 Aminoalkylmaleimides and hapten and antigen derivatives derived therefrom as well as conjugates with peptides or proteins |
| 01/21/1997 | CA2094270C Xanthine derivatives |
| 01/16/1997 | WO1996027378A3 Use of penciclovir for the treatment of human herpes-virus-8 |
| 01/15/1997 | EP0753002A1 Modified oligonucleotides and intermediates useful in nucleic acid therapeutics |
| 01/15/1997 | CN1140165A Arylsulfonyl hydroxamic acid derivatives |
| 01/08/1997 | CN1139924A Chloropyrimide intermediates |
| 01/07/1997 | US5591852 Process for the preparation of nucleotides |
| 01/07/1997 | US5591581 Electrochemiluminescent rhenium moieties and methods for their use |
| 01/07/1997 | CA2024381C Xanthine compounds |
| 01/07/1997 | CA2011329C Xanthine derivatives |
| 01/02/1997 | EP0550631B1 Compounds having antihypertensive and anti-ischemic properties |
| 01/01/1997 | CN1139430A Tricyclic compounds capable of inhibiting tyrosine kinases of the epidermal growth factor receptor family |
| 01/01/1997 | CN1139383A Bicyclic compounds capable of inhibiting tyrosine kinases of the epidermal growth factor receptor family |
| 01/01/1997 | CN1033701C Preparation of 9-(2-hydroxy-ethoxy-methyl) guanine derivative |
| 12/27/1996 | EP0749415A1 Benzamide analogs, useful as parp (adp-ribosyltransferase, adprt) dna repair enzyme inhibitors |
| 12/25/1996 | CN1138583A 9-substituted 2-(2-n-alkoxyphenyl)-purin-6-ones |
| 12/25/1996 | CN1033640C 2-substituted-5-substituted-1, 3-oxathiolanes with antiviral properties |
| 12/24/1996 | US5587480 Treating hiv and hepatitis virus infections |
| 12/24/1996 | US5587469 Oligonucleotides containing N-2 substituted purines |
| 12/24/1996 | US5587378 Administering a substituted xanthine compound |
| 12/19/1996 | WO1996040709A1 Pna-dna chimeras and pna synthons for their preparation |
| 12/19/1996 | WO1996040686A1 Heterocyclic substituted cyclopentane compounds |
| 12/19/1996 | WO1996040685A1 Improved synthons for the synthesis and deprotection of peptide nucleic acids under mild conditions |
| 12/19/1996 | WO1996040672A1 Combinatorial libraries having aminodiol monomer subunits |
| 12/19/1996 | WO1996040669A1 Retinoids and methods of use of same |
| 12/19/1996 | WO1996040142A1 Heterocyclic ring-fused pyrimidine derivatives |
| 12/19/1996 | WO1996040088A1 Acyclovir derivatives for topical use |
| 12/19/1996 | WO1996039831A1 Prodrugs of pharmaceuticals with improved bioavailability |
| 12/19/1996 | CA2223718A1 Retinoids and methods of use of same |
| 12/19/1996 | CA2222154A1 Acyclovir derivatives for topical use |
| 12/19/1996 | CA2220006A1 Heterocyclic substituted cyclopentane compounds |