| Patents for C07D 487 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups (57,272) | 
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| 05/19/1993 | DE4137872A1 New 3-(5-amino-1-pyrazolyl)pyrazole derivs.  | 
| 05/19/1993 | DE4137812A1 New 1-(1,4-bi:phenyl-methyl) benzimidazole(s) as angiotensin II antagonists  | 
| 05/19/1993 | CN1020731C Process for preparation of n7-amidino substituted mitomycin c derivatives  | 
| 05/18/1993 | WO1993024489A1 Method of preparing 5-dichloroacetyl-3,3,6-trimethyl-9-oxo-1,5-diazabicyclo[4,3,0]nonane  | 
| 05/18/1993 | US5212319 Intermediates to 4-amino-hexahydrobenz[cd]indoles and processes therefor  | 
| 05/18/1993 | US5212309 3-aminobenzene-1,2,4,5-tetracarboxylic dihydrazides and composition capable of chemiluminescence, and 3-aminobenzene-1,2,4,5-tetracarboxylic dianhydrides  | 
| 05/18/1993 | US5212308 Nonane  | 
| 05/18/1993 | US5212291 Anthracycline derivatives as solubilized pro-drugs  | 
| 05/18/1993 | US5212186 Cardioactive pyrrolobenzimidazoles  | 
| 05/18/1993 | US5212177 Indole and benzimidazole-substituted dihydropyrimidine derivatives  | 
| 05/14/1993 | CA2082787A1 Substituted n-biphenylyl lactams  | 
| 05/13/1993 | WO1993009172A1 Method for tagging thermoplastic materials with near infrared fluorophores  | 
| 05/13/1993 | WO1993009124A1 Photosensitizers  | 
| 05/13/1993 | WO1993009120A1 Process for the preparation of condensed imidazoles  | 
| 05/13/1993 | CA2082552A1 Process for the preparation of carbacyclic nucleosides, and intermediates  | 
| 05/12/1993 | EP0541407A1 Nitrogen containing bicyclic derivatives, method for their preparation and pharmaceutical compositions containing them  | 
| 05/12/1993 | EP0541404A2 Pyrimido(4,5-g)quinazoline derivatives with anti-tumour activity  | 
| 05/12/1993 | EP0541057A1 Water-soluble phthalocyanine dyes, process for their preparation and the use thereof  | 
| 05/12/1993 | EP0540859A1 Anthracycline prodrugs  | 
| 05/12/1993 | CN1071926A Novel pyrimido (1',6':1,2) pyrido (3,4-b) indole derivatives, pharmaceutical compositions containing them and process for preparing same  | 
| 05/12/1993 | CN1071917A Quinalozine derivatives as inhibitors of hiv reverse transcriptase  | 
| 05/12/1993 | CN1071914A Complex salts of hematoporphyrin and of its derivatives, their synthesis, and therapeutic agent  | 
| 05/12/1993 | CN1020612C Method for preparing antihypertensive tricyclic lactam derivs.  | 
| 05/11/1993 | US5210209 Pyrazolo(1,5-a)benzimidazole couplers  | 
| 05/11/1993 | US5210200 Heterocyclic dye compounds  | 
| 05/11/1993 | US5210092 Hypotensive agents  | 
| 05/11/1993 | US5210082 Treating panic disorder  | 
| 05/11/1993 | CA1317590C 2-substituted-e-fused-¬1,2,4|triazolo¬1,5- c|pyrimidines, pharmaceutical compositions, and uses thereof  | 
| 05/11/1993 | CA1317549C Analgesic containing a pyrimidine derivative  | 
| 05/09/1993 | CA2082297A1 Synthesis and elucidation of pyrimido [4, 5-g] quinazoline derivatives  | 
| 05/05/1993 | EP0540263A1 Bacterial nitroreductase for the reduction of CB 1954 and analogues thereof to a cytotoxic form  | 
| 05/05/1993 | EP0540209A1 Imidazole derivatives and pharmaceutical compositions containing the same  | 
| 05/05/1993 | EP0539960A2 Hematoporphyrin derivatives complex salts and their use in the detection and treatment of neoplasms  | 
| 05/05/1993 | EP0539421A1 Novel oxazolyl derivatives  | 
| 05/05/1993 | EP0539420A1 Novel substituted thiazolyl and substituted pyridinyl derivatives  | 
| 04/29/1993 | WO1993008288A1 Bacterial nitroreductase for the reduction of cb 1954 and analogues thereof to a cytotoxic form  | 
| 04/29/1993 | WO1993008193A1 Imidazole derivatives and pharmaceutical compositions containing the same  | 
| 04/29/1993 | WO1993008192A1 Azabicyclo arylacetylene and arylenyne oximes as cholinergic agents and methods of treatment  | 
| 04/29/1993 | WO1993008190A1 Pyrrolo-pyridazines with gastro-intestinal protective action  | 
| 04/29/1993 | WO1993008188A1 Tricyclic quinoxalinediones as glutamate receptor antagonists  | 
| 04/29/1993 | WO1993007849A1 Hair-dyeing agent containing aminopyrazole derivatives, and new pyrazole derivatives  | 
| 04/29/1993 | CA2120915A1 Tricyclic quinoxalinediones  | 
| 04/29/1993 | CA2118802A1 Imidazole derivatives and pharmaceutical compositions containing the same  | 
| 04/28/1993 | EP0539164A1 Nitrogen-containing tetracyclic compounds having anti-allergic and anti-asthmatic activities, their preparation and use  | 
| 04/28/1993 | EP0539086A2 Condensed pyrimidine derivatives and their use as angiotensine II antagonists  | 
| 04/28/1993 | EP0538297A1 Antiviral tetrahydroimidazo 1,4]benzodiazepin-2-(thio)ones  | 
| 04/28/1993 | EP0538248A1 Tetrahydroisoquinolinylcarbamates of 1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethylpyrrolo [2,3-b]indole  | 
| 04/28/1993 | CN1071429A Process for preparation of substituted n-(aryl)-1,2,4-triazolopyrimidine-2-sulfonamides  | 
| 04/27/1993 | US5206382 Indole derivatives, pharmaceutical compositions and methods of treating neurological and psychiatric disorders  | 
| 04/27/1993 | US5206260 Cholinesterase inhibitors  | 
| 04/27/1993 | US5206239 Pyrroloazepine derivatives  | 
| 04/27/1993 | US5206231 2,5-benzodiazocine antiarrhythmic agents  | 
| 04/24/1993 | CA2081186A1 Nitrogen-containing tetracyclic compounds having anti-allergic and anti-asthmatic activities, their preparation and use  | 
| 04/21/1993 | EP0538194A1 Bicyclic nucleosides, oligonucleotides, their method of preparation and intermediates therein  | 
| 04/21/1993 | EP0537611A1 Process for the preparation of substituted N-(aryl)-1,2,4-triazolopyrimidine-2-sulfonamides  | 
| 04/21/1993 | EP0537575A1 Hydrobromide of DC-89 derivative having antitumor activity  | 
| 04/21/1993 | EP0537423A1 N-pyrazolyl-1,2,4-triazolo(1,5-c)pyrimidine-2-sulfonamide herbicides  | 
| 04/21/1993 | CN1020340C 1-carbacephalosporin antibiotics  | 
| 04/20/1993 | US5204353 3-benzyl-3H-1,2,3-triazolo[4,5-d]pyrimidines, compositions thereof, and method of treating epilepsy therewith  | 
| 04/20/1993 | US5204342 Saturated tetracyclic nitrogen heterocycles  | 
| 04/20/1993 | US5204215 Wavelength multiplexed optical recording material  | 
| 04/18/1993 | CA2080640A1 Bicyclic nucleosides, oligonucleotides, process for their preparation and intermediates  | 
| 04/15/1993 | WO1993007429A1 Air treatment plant for foodstuff comprising a trough with an adjustable width  | 
| 04/15/1993 | WO1993007150A1 Tetraphenylporphyn derivatives  | 
| 04/15/1993 | WO1993007149A1 Pyrazolopyrimidinone antianginal agents  | 
| 04/15/1993 | WO1993007148A1 Novel potent inducers of terminal differentiation and methods of use thereof  | 
| 04/15/1993 | WO1993007129A1 Remedy for osteoporosis and diazepine compound  | 
| 04/15/1993 | DE4133957A1 Haarfaerbemittel mit einem gehalt an aminopyrazolderivaten sowie neue pyrazolderivate Aminopyrazole Derivatives hair dye with a content of and new pyrazole derivatives  | 
| 04/15/1993 | CA2120939A1 Therapeutic agent for osteoporosis and diazepine compound  | 
| 04/15/1993 | CA2116652A1 Tetraphenylporphyn derivatives  | 
| 04/14/1993 | EP0536817A1 Azabicyclic compounds as tachykinin antagonists  | 
| 04/14/1993 | EP0536512A1 A method and intermediates for the preparation of 6-fluorobenzisothiazoles  | 
| 04/14/1993 | EP0536419A1 Tricyclic triazole derivative, production thereof, and use thereof  | 
| 04/14/1993 | EP0536295A1 Certain azacycloalkyl imidazopyrimidines; a new class of gaba brain receptor ligands  | 
| 04/14/1993 | CN1070913A Imidazoindolizine derivatives and process for preparation thereof  | 
| 04/13/1993 | US5202337 Antibacterial agent, feed additive  | 
| 04/13/1993 | US5202328 Substituted fused pyrimidinones  | 
| 04/13/1993 | US5202324 Bronchodilators  | 
| 04/13/1993 | US5202317 Synthetic drug molecules that mimic metalloenzymes  | 
| 04/13/1993 | US5201938 N-pyrazolyl-1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides  | 
| 04/08/1993 | CA2079733A1 Hydrobromide of dc-89 derivative  | 
| 04/07/1993 | EP0535645A2 Carbamate derivatives of 4-amino-3-isoxazolidinones, 3-amino-1-hydroxypyrrolidin-2-ones and 1-amino-1-cyclopropanecarboxylic acid analogs, a process for their preparation and their use as medicaments  | 
| 04/07/1993 | EP0535529A2 Indole derivatives and anti-ulcer compositions  | 
| 04/07/1993 | EP0256036B1 Production and use of purpurins, chlorins and purpurin- and chlorin-containing compositions  | 
| 04/07/1993 | CN1070647A Process of preparaing false bufotoxin amidoalcohol with optical activity  | 
| 04/07/1993 | CN1070646A Imidazo-fused iso-and heterocycles, process for their preparation, compositions containing them and their use  | 
| 04/06/1993 | US5200528 Diketopyrrolopyrroles  | 
| 04/06/1993 | US5200519 Chromogens for pressure sensitive and thermal recording systems  | 
| 04/06/1993 | US5200406 Nootropic agents; learning enhancement  | 
| 04/06/1993 | CA1315788C 1-methyl-3,5,7-triaza-1-azoniatricyclodecane triiodide, a method of preparation, and its use in the control of microorganisms in aqueous systems  | 
| 04/06/1993 | CA1315786C Imidazoquinoxaline compounds and their preparation and use  | 
| 04/06/1993 | CA1315780C Porphyrin derivatives  | 
| 04/06/1993 | CA1315779C Aristeromycin/adenosine derivatives  | 
| 04/01/1993 | WO1993006106A1 PROCESS FOR PREPARING ENANTIOMERICALLY PURE IMIDAZO[4,5,1-jk][1,4]-BENZODIAZEPIN-2(1H^_)-THIONES  | 
| 04/01/1993 | WO1993006105A1 Substituted phenserines and phenylcarbamates of (-)-eseroline, (-)-n1-noreseroline, and (-)-n1-benzylnoreseroline; as specific inhibitors of acetylcholinesterase  | 
| 04/01/1993 | WO1993006104A1 Pyrazolopyrimidinone antianginal agents  | 
| 04/01/1993 | WO1993006103A1 Triazoloquinoxalin-1,4-diones and their preparation and use  | 
| 04/01/1993 | DE4131325A1 New fused imidazole derivs are angiotensin II antagonists  | 
| 04/01/1993 | CA2119579A1 Heterocyclic compounds and their preparation and use  | 
| 04/01/1993 | CA2117197A1 Process for preparing enantiomerically pure imidazo¬4,5,1-jk|¬1,4|benzodiazepin-2(1h)-thiones  |