| Patents for C07D 473 - Heterocyclic compounds containing purine ring systems (11,932) |
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| 09/15/1993 | EP0559893A1 Xanthine derivative |
| 09/15/1993 | EP0559845A1 Use of compounds in preventing endotoxin shock |
| 09/14/1993 | US5244906 Miticides for rice |
| 09/14/1993 | US5244896 Carbocyclic adenosine analogs useful as immunosuppressants |
| 09/14/1993 | US5244487 Adenine derivatives and their use as agents for increasing yield of crops |
| 09/14/1993 | CA1322195C Acetylenic, cyano and allenic aristeromycin/adenosine derivatives |
| 09/13/1993 | CA2091553A1 Xanthine derivatives |
| 09/13/1993 | CA2091415A1 Substituted benzimidazolyl derivatives, pharmaceutical compositions containing these compounds and processes for preparing them |
| 09/08/1993 | EP0558659A1 Tnf inhibitors |
| 09/02/1993 | WO1993017035A1 2'ISODIDEOXY-β-D-NUCLEOSIDES AS STABLE ANTIVIRAL AGENTS |
| 09/02/1993 | WO1993017021A1 Heterocyclic compounds for enhancing antitumor activity |
| 09/02/1993 | WO1993017020A2 Therapeutic nucleosides |
| 09/02/1993 | CA2129337A1 Heterocyclic compounds for enhancing antitumor activity |
| 09/01/1993 | EP0557876A1 Use of xanthine derivatives for the treatment of muscle damage subsequent to complete interruption of blood circulation |
| 08/31/1993 | US5241069 Carbonate intermediates for the synthesis of purine substituted cyclopentene derivatives |
| 08/25/1993 | EP0556778A2 Xanthine derivatives |
| 08/25/1993 | EP0249610B1 Synthesis of optically active aryloxypropanolamines and arylethanolamines |
| 08/23/1993 | CA2089959A1 Use of xanthine derivatives for the treatment of muscle damage after interruption of the blood circulation |
| 08/18/1993 | CN1021820C Process for n-substituted adenine and n'-substituted cytimidine |
| 08/17/1993 | US5237096 Racemization of (1S-trans)-3-methylenecyclopropane-1,2-dicarboxylic acid; salt formation, acidification, extraction |
| 08/17/1993 | US5237095 Process for the preparation of an antiviral agent |
| 08/11/1993 | EP0554274A1 Nucleoside derivatives |
| 08/10/1993 | US5235052 Reacting a ketene thioacetal with an enantiomerically pure diester of fumaric acid in the presence of a Lewis Acid to produce a pure trans cyclobutane compound |
| 08/10/1993 | US5235045 Viricides |
| 08/10/1993 | CA1321145C Pharmaceutical preparations |
| 08/10/1993 | CA1321144C Pharmaceutical preparations |
| 08/10/1993 | CA1321101C Device for continuously decaffeinating raw coffee |
| 08/05/1993 | WO1993015075A1 Preparation of 2-amino-6-chloropurine |
| 08/05/1993 | CA2117435A1 Preparation of 2-amino-6-chloropurine |
| 08/04/1993 | EP0554025A2 Fluorinated cyclobutyl purines and pyrimidines |
| 08/03/1993 | US5233086 Intermediates for the preparation of an antiviral agent |
| 08/03/1993 | US5233041 Synthesis of a 3,4-dihydroxy-1-cyclopentanylpurinone from a 2,3-unsaturated-1-cyclopentanylpurinone |
| 07/28/1993 | EP0552712A1 8-(1-Aminocycloalkyl)-1,3-dialkylxanthine derivatives as antagonists adenosine receptors |
| 07/28/1993 | CA2088196A1 Fluorinated cyclobutyl purines and pyrimidines |
| 07/27/1993 | US5231174 2'isodideoxy-β-D-nucleosides as stable antiviral agents |
| 07/24/1993 | WO1993014636A1 Insect control with substituted oxadiazole and thiadiazole compounds |
| 07/24/1993 | CA2105556A1 Insect control with substituted oxadiazole and thiadiazole compounds |
| 07/22/1993 | WO1993014069A1 Heterocyclic sulfonamide derivatives as antagonists of paf and angiotensin ii |
| 07/22/1993 | CA2127367A1 Heterocyclic sulfonamide derivatives as antagonists of paf and angiotensin ii |
| 07/14/1993 | EP0550574A1 Heterocyclic compounds |
| 07/14/1993 | EP0550570A1 Xanthine derivatives |
| 07/14/1993 | EP0550559A1 Xanthines |
| 07/13/1993 | CA1320196C Immunostimulating guanine derivatives, compositions and methods |
| 07/13/1993 | CA1320195C Adenosine derivatives |
| 07/07/1993 | CN1073861A Medicinal composite to improve dysuria |
| 07/06/1993 | US5225590 Intermediates for viricide, reaction of anhydride and glycerol derivative |
| 07/06/1993 | US5225550 Process for the preparation of substituted acyclic nucleosides, and intermediates occurring therein |
| 07/06/1993 | US5225414 Substituted azoles, a process for their preparation, and their use |
| 07/01/1993 | DE4143267A1 3-Methyl- and 1,3-di:methyl-4-amino-5-formyl:amino-uracil prodn. - by treating crude mixt. contg. 3-methyl- or 1,3-di:methyl-4,5-di:amino-uracil with sulphur di:oxide and reacting with formic acid |
| 06/30/1993 | EP0548798A1 Antiviral agent |
| 06/30/1993 | EP0548640A2 Process for the preparation of 2,4,5-triamino-6-halopyrimidines and 2-amino-6-halopurines |
| 06/29/1993 | US5223619 Catalytic cyclization |
| 06/29/1993 | US5223504 Xanthine compounds and compositions, and methods of using them |
| 06/29/1993 | US5223501 Substituted pyrimidinones bearing acidic functional groups as angiotensin ii antagonists |
| 06/29/1993 | US5223499 6-amino substituted imidazo[4,5-bipyridines as angiotensin II antagonists |
| 06/23/1993 | EP0547508A1 Use of xanthine derivatives for the stabilisation of the auto-regulation of cerebral blood flow |
| 06/22/1993 | CA1319321C Pharmaceutical preparations |
| 06/16/1993 | EP0546547A1 Pharmaceutical composition for the improvement of dysuria |
| 06/16/1993 | CN2136244Y Apparatus for extracting natural caffeine directly from tea |
| 06/15/1993 | US5220024 Process for the preparation of purine derivatives as antiviral agents |
| 06/15/1993 | US5220003 Process for the synthesis of 2',3'-dideoxynucleosides |
| 06/12/1993 | CA2085046A1 Use of xanthine derivatives for stabilizing autoregulation of cerebral circulation |
| 06/11/1993 | CA2084962A1 Pharmaceutical composition for the improvement of dysuria |
| 06/10/1993 | WO1993011106A1 Indole derivatives |
| 06/09/1993 | EP0545413A1 Novel trans cyclopentanyl purine analogs useful as immunosuppressants |
| 06/09/1993 | EP0544668A1 -6-fluoro-9-(2,3-dideoxy-b-d-glycero-pentofuranosyl)-9h-purines and their use asantiviral agents |
| 06/09/1993 | EP0487657A4 Process for the synthesis of cyclopentene derivatives |
| 06/08/1993 | US5218142 Recovering racemic (trans) 3-methylene-1,2-cyclopropanedicarboxylic acid from the reaction of (trans)-3-methylene-1,2-cyclopropanedicarboxylic acid with (r)-(+)-alpha -methylbenzylamine |
| 06/08/1993 | US5217982 Compounds having antihypertensive properties |
| 06/08/1993 | US5217980 Oxazolyl and piperidinyl substituted benimidazolyl compounds |
| 06/08/1993 | CA1318850C Pharmaceutical products |
| 06/08/1993 | CA1318811C Process for decaffeinating green coffee |
| 06/02/1993 | EP0544445A2 Furyl-substituted purines, oxazolopyrimidines and pteridines as adenosine antagonists |
| 06/02/1993 | EP0544391A1 Compositions for topical treatment of psoriasis and atopic dermatitis |
| 06/02/1993 | CN1072680A Optically active azole compounds, their production and use |
| 06/02/1993 | CN1072679A 吲哚衍生物 Indole derivatives |
| 06/01/1993 | US5216183 Antitumor, anticarcinogenic agents; bone formation accelerators |
| 06/01/1993 | US5216142 Anti-virals |
| 06/01/1993 | US5216141 Oligonucleotide analogs containing sulfur linkages |
| 06/01/1993 | US5215987 Carbdiotonic agents |
| 06/01/1993 | CA1318666C Immunostimulating guanine derivatives, compositions and methods |
| 05/27/1993 | WO1993010097A1 Nitro compounds having vasodilator activity |
| 05/27/1993 | CA2123569A1 Nitro compounds having vasodilator activity |
| 05/26/1993 | EP0543491A2 Angiotensin II antagonists having a substituted 1,3-benzodioxolering or 1,3-benzodithiolering |
| 05/26/1993 | EP0543245A1 Renin inhibiting amino acid derivatives |
| 05/26/1993 | EP0543095A2 Method for producing 2-amino-6-halogenopurine and synthesis intermediate therefor |
| 05/26/1993 | CN1072413A 氨基酸衍生物 Amino acid derivatives |
| 05/26/1993 | CN1020906C Process for preparation of 2-(heterocyclylalkyl) imidazopyridines compounds |
| 05/26/1993 | CA2082333A1 Heterocyclic compounds |
| 05/25/1993 | US5214048 Oxetanocins |
| 05/25/1993 | CA1318316C Fungicides |
| 05/20/1993 | CA2081236A1 Amino acid derivatives |
| 05/19/1993 | EP0542681A1 Process for the preparation of carbocyclic nucleosides and its intermediates |
| 05/19/1993 | EP0542680A1 Protected formylpentanediols and protected hydroxymethylpentanediols, process for their preparation and intermediates |
| 05/18/1993 | US5211738 Adenine derivatives and their use as a plant growth regulator |
| 05/18/1993 | CA1317941C Piperidine derivative and pharmaceutical composition containing the same |
| 05/18/1993 | CA1317939C ¬(bicyclic heterocyclyl)methyl and -hetero| substituted hexahydro-1h-azepines and pyrrolidines |
| 05/13/1993 | CA2082552A1 Process for the preparation of carbacyclic nucleosides, and intermediates |
| 05/13/1993 | CA2082546A1 Protected formylpentanediols, hydroxymethylpentanediols, process for their preparation, and intermediates |
| 05/12/1993 | EP0541120A2 Xanthine derivatives for the treatment of dementia |