| Patents for C07D 473 - Heterocyclic compounds containing purine ring systems (11,932) |
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| 07/03/1990 | US4939252 Novel intermediates for the preparation of Carbovir |
| 06/27/1990 | EP0375560A1 Aryloxypropanolaminotetralines, process for their preparation and pharmaceutical compositions containing same |
| 06/27/1990 | EP0375329A2 Antiviral pyrimidine and purine compounds, process for their preparation and pharmaceutical compositions containing them |
| 06/27/1990 | EP0374808A2 Xanthin derivatives having an adenosin-antagonist activity |
| 06/26/1990 | US4937198 Novel fluorescent dye |
| 06/19/1990 | US4935430 Platelet activating factor antagonists |
| 06/19/1990 | US4935427 Pyrimidine and purine 1,2-butadiene-4-ols as anti-retroviral agents |
| 06/13/1990 | EP0372268A1 Novel 2'-halomethylidene, 2'-ethenylidene and 2'-ethynyl cytidine, uridine and guanosine derivatives |
| 06/12/1990 | CA1270248A1 Imidazole compounds as immunomodulating agents |
| 06/06/1990 | EP0371874A1 Topical slimming agents containing caffein carboxylic acids neutralised by organic bases, and preparations for the treatment of cellulitis |
| 06/06/1990 | EP0371805A2 Piperidine derivatives and hypotensives containing the same |
| 06/06/1990 | CN1042715A Novel 2'-halomethylidene, 2'-ethenylidene and 2'-ethynyl cytidine, uridine and guanosine derivatives |
| 06/05/1990 | US4931575 Chiral glycerol derivatives |
| 06/05/1990 | US4931559 Optically-active isomers of dideoxycarbocyclic nucleosides |
| 06/05/1990 | US4931066 Hair dye mixture of direct dye and xanthine derivative |
| 05/31/1990 | WO1990005730A2 Novel cyclobutane derivative and process for producing same |
| 05/31/1990 | CA2004211A1 Piperidine derivatives and hyportensives containing the same |
| 05/30/1990 | EP0268585B1 Tertiary hydroxyalkylxanthines, their manufacturing process, medicines containing them and use thereof |
| 05/29/1990 | CA2004092A1 Topical slimming agents containing carboxylic cafeins neutralized by organic bases and prepartations used in the treatment of cellulitis |
| 05/23/1990 | EP0369744A2 Xanthine derivatives, process for their preparation and pharmaceutical compositions |
| 05/23/1990 | EP0369583A1 Chemical process for the preparation of purine derivatives |
| 05/17/1990 | WO1990004966A2 Chemoprevention of electrophilic damage by mercaptopurine analogs |
| 05/16/1990 | EP0368640A2 Heterocyclic compounds |
| 05/15/1990 | US4925847 6-thioxanthines |
| 05/15/1990 | CA1269104A1 Alkene, alkyne or cycloalkylene derivatives |
| 05/15/1990 | CA1269044A1 Inhibition of in vitro infectivity and cytopathic effect of htlv-iii/lav by 2'3'-dideoxyinosine, 2'3' - dideoxyguanosine, or 2'3' -dideoxyadenosine |
| 05/14/1990 | EP0265519A4 Electrochemiluminescent assays. |
| 05/08/1990 | US4922812 Device for continuously decaffeinating raw coffee |
| 05/03/1990 | WO1990004603A1 Nucleoside derivatives |
| 05/03/1990 | WO1990004602A1 Nucleoside derivatives |
| 05/02/1990 | EP0366385A1 Guanine derivatives having antiviral activity and their pharmaceutically acceptable salts |
| 05/02/1990 | EP0366171A1 Nucleoside derivatives |
| 05/02/1990 | EP0366059A2 Carbocyclic nucleoside analogs |
| 05/02/1990 | EP0365849A2 Novel 2'-halomethylidene, 2'-ethenylidene and 2'-ethynyl adenosine derivatives |
| 05/01/1990 | US4921951 Nucleoside-phospholipid conjugate |
| 05/01/1990 | US4921859 Purine derivatives |
| 04/25/1990 | CA2001318A1 Carbocyclic nucleoside analogs |
| 04/24/1990 | US4920210 2,6-diaminopurine-9-β-D-2',3'-dideoxyribofuranoside |
| 04/24/1990 | CA1268175A1 8-substituted nucleoside and purine derivatives, the process for the preparation thereof and the pharmaceutical compositions containing them |
| 04/17/1990 | US4918219 Glycerine derivatives |
| 04/17/1990 | US4918075 Purinyl and pyrimidinyl cyclobutanes and their use as antiviral agents |
| 04/17/1990 | CA1267889A1 (4-piperidinylmethyl and -hetero)purines |
| 04/11/1990 | EP0363320A2 Substituted 9H purine |
| 04/11/1990 | EP0362967A1 Nucleoside derivatives |
| 04/10/1990 | US4916225 9-substituted guanines |
| 04/10/1990 | US4916224 Viricides for treating human immunodeficiency virus infection |
| 04/06/1990 | CA2000154A1 Substituted 9h-purines |
| 04/04/1990 | EP0361831A1 Antiviral nucleoside combination |
| 04/04/1990 | CN1040978A Cyclic buttane derivatives and process for preparing same |
| 04/03/1990 | CA1267408A1 Griseolic acid derivatives, and their use |
| 03/21/1990 | EP0358710A1 Improved dry sustained release theophylline oral formulation |
| 03/20/1990 | US4910307 Etherification a 9-hydroxypurine |
| 03/20/1990 | CA1266863A1 Guanine derivatives |
| 03/20/1990 | CA1266862A1 Antiviral compounds |
| 03/14/1990 | EP0358154A2 Novel cyclobutane derivative and process for producing same |
| 03/13/1990 | US4908365 Pharmaceuticals |
| 03/13/1990 | US4908111 Reacting acetylsalicylic acid and 7-(2-diethylaminoethyl)-theophylline in an inert solvent, filtering, treating with ultrasound waves |
| 03/06/1990 | CA1266470A1 Xanthine derivatives, processes for their production and their use as pharmaceuticals |
| 03/06/1990 | CA1266469A1 Guanine derivatives |
| 02/28/1990 | EP0355986A1 2-Aminopurine preparation process |
| 02/28/1990 | EP0355085A1 A process for the preparation of 9-(hydroxyalkyl)-hypoxanthines. |
| 02/28/1990 | CN1040031A Novel neplanocin derivatives |
| 02/27/1990 | US4904773 Forming complexes with cyclodextrin |
| 02/26/1990 | EP0290630A4 9-substituted guanines. |
| 02/26/1990 | EP0248879A4 Synthesis of aryloxypropanolamines and arylethanolamines. |
| 02/21/1990 | EP0249610A4 Synthesis of optically active aryloxypropanolamines and arylethanolamines. |
| 02/20/1990 | CA1266048A1 1-alkyl substitued benzimidazole derivatives |
| 02/13/1990 | US4900826 Reacting metal salt of n6-substituted adenine with benzyl halide using ether phase transfer catalyst |
| 02/13/1990 | US4900825 Reacting dinitroimidazoles with alcohols or mercaptans |
| 02/13/1990 | CA1265796A1 Dihydropyridine anti-ischaemic and antihypertensive agents |
| 02/07/1990 | EP0353641A2 Sulphonyl ureas substituted with heterocycles, process for their preparation and their use as herbicides and plant growth regulators |
| 02/07/1990 | EP0353640A2 Heterocyclic N-acylsulphonamides, process for their preparation, agents containing them and their use as herbicides and plant growth regulators |
| 02/07/1990 | CN1039417A Substituted sulfondiamides and their preparation and uses as herbicides and plant growth regulator |
| 01/31/1990 | EP0352960A2 Purine compounds, process for their preparation and pharmaceutical compositions |
| 01/31/1990 | EP0352953A2 Process for the preparation of purine derivatives |
| 01/30/1990 | US4897479 Viricides for herpes simplex |
| 01/30/1990 | US4897382 Organic amide compounds derived from nitrogenous lipids |
| 01/30/1990 | US4897381 Stimulated biologically active carboxylic acids bound to phosphatides; anticonvulsants; prolactin inhibitors; antileptic agents |
| 01/25/1990 | WO1990000549A1 Immunosuppressive agents |
| 01/24/1990 | EP0352013A2 Hydroxymethyl cyclobutyl purines |
| 01/24/1990 | EP0351885A1 Use of pentoxifyllin in treating inflammatory diseases |
| 01/23/1990 | CA1264738A1 Treatment of tumors in mammals |
| 01/17/1990 | EP0351215A2 Ester of 9-(2-hydroxyethoxymethyl) guanine |
| 01/17/1990 | EP0350742A1 6-Merkaptopurines derivatives, their preparation and their use against retrovirus infections |
| 01/16/1990 | US4894454 Pharmaceutical preparations |
| 01/16/1990 | CA1264470A1 Stable salts of sam with polyanions |
| 01/11/1990 | WO1990000056A1 1,3-unsymmetrical straight chain alkyl-substituted 8-phenylxanthines |
| 01/10/1990 | CN1038643A 2-alkoxy phenoxy sulfonylurea with heterocycle and their uses as herbicides or plant-grown regulator |
| 01/03/1990 | EP0349243A2 Antiviral combinations and compounds therefor |
| 01/03/1990 | EP0349242A2 Therapeutic nucleosides |
| 01/02/1990 | US4891432 Phenoxy imidazole compound |
| 12/27/1989 | EP0347852A2 Novel neplanocin derivatives |
| 12/27/1989 | EP0347788A2 Substituted sulfonyl diamides, processes for their preparation and their use as herbicides and as plant growth regulators |
| 12/20/1989 | EP0346400A1 Treatment of malignant tumors with 8-chloroadenosine 3',5'-cyclic phosphate, 8-aminoadenosine 3',5'-cyclic phosphate and preparation thereof |
| 12/14/1989 | WO1989012060A1 Oligonucleotide analogs containing sulfur |
| 12/13/1989 | EP0346132A1 Pharmaceutical products |
| 12/12/1989 | US4886760 Stable chemical compositions containing chromogenic materials, peroxides, and stabilizing chemicals |
| 12/06/1989 | EP0345076A1 Cyclopentane derivatives |
| 12/06/1989 | EP0344586A2 Medicine containing a TNF inhibitor |
| 12/06/1989 | EP0344288A1 Method of inhibiting the activity of leukocyte derived cytokines |