| Patents for C07D 491 - Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or (29,726) |
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| 03/03/1982 | EP0046677A2 Herbicidal sulfonamides |
| 02/24/1982 | EP0046267A1 Imidazoquinazoline derivatives, their preparation and pharmaceutical compositions containing them |
| 02/23/1982 | US4316904 Indolopyrone tetrazoles and carboxamidotetrazoles having antiallergic activity |
| 02/16/1982 | CA1118431A1 Process for the preparation of cis(.sup. -)-3,4- dihydro-n,n,2-trimethyl-2h-1-benzopyran-3-amine and intermediates produced thereby |
| 02/16/1982 | CA1118422A1 Trans-2-substituted-amido-hexahydrobenzo ¬a| quinolizines |
| 02/10/1982 | EP0045358A2 2,2,6,6-Tetramethyl-4-piperidyl spiro aliphatic ethers as stabilizers for synthetic polymers |
| 02/03/1982 | EP0045196A2 Herbicidal benzothiophene and benzofuran sulfonamides |
| 01/26/1982 | US4312804 2,2,6,6-Tetraalkyl-4-piperidyl alcohol esters of tetradecylene polycarboxylic acids as light stabilizers for synthetic polymers |
| 01/26/1982 | CA1117112A1 Pyrido¬1,2-a|pyrimidine-3-n-(1h-tetrazol-5-yl| carboxamide derivatives |
| 01/21/1982 | WO1982000144A1 A short total synthesis of dihydrothebainone,dihydrocodeinone,and nordihydrocodeinone |
| 01/20/1982 | EP0044213A1 N-(heterocyclic carbamoyl)aryl sulfamates and their use as herbicides |
| 01/20/1982 | EP0044212A1 Herbicidal o-alkylsulfonyloxy- and o-alkylsulfonylamino-benzenesulfonamides |
| 01/20/1982 | EP0044210A1 Herbicidal sulfonamides |
| 01/20/1982 | EP0044158A1 Novel optically active imidazolidin-2-one derivatives and their production |
| 01/19/1982 | US4311843 Di-n-alkyl dicarboxypyrazinedicarboxylates and ferrous complexes |
| 01/19/1982 | US4311705 Carboxyalkanoyl and hydroxycarbamoylalkanoyl derivatives of substituted prolines |
| 01/19/1982 | US4311697 Hypotensive agents |
| 01/13/1982 | EP0043752A1 Pyranoindole derivative and process for its preparation |
| 01/13/1982 | EP0043706A2 A short total synthesis of dihydrothebainone, dihydrocodeinone, and nordihydrocodeinone |
| 01/05/1982 | US4309541 Chemical intermediates to quinazoline hypotensive agents |
| 01/05/1982 | US4309348 Tricyclic indole derivatives |
| 12/30/1981 | EP0042659A1 5,6,6a,7-Tetrahydro-4H-dibenz(de,g)isoquinoline derivatives, process for their preparation and pharmaceutical compositions containing them |
| 12/30/1981 | EP0042622A1 Spiro[2,2,6,6-tetramethyl-piperidine-4,2'-(1',3'-dioxo(ol)an]-derivatives and stabilizers for synthetic polymers |
| 12/23/1981 | EP0042103A1 7,8,9,10-Tetrahydrofuro(3,2-e)pyrido(4,3-b)indoles, process for their preparation and their use in medicaments, and their preparation |
| 12/23/1981 | EP0042100A1 Pyrazolopyridazine derivatives, intermediates and processes for their preparation, and medicaments containing them |
| 12/22/1981 | US4307234 Antihypertensive agents |
| 12/22/1981 | US4307108 Diabetes |
| 12/22/1981 | CA1114822A1 Furonaphthyridine compounds |
| 12/16/1981 | EP0041891A1 6-Methyl-4-(1-piperazinyl)-furo(3,2-c)pyridines, process for their preparation and their therapeutic use |
| 12/16/1981 | EP0041623A2 Substituted imidazolinyl nicotine acids, esters and salts and use thereof as herbicidal agents |
| 12/15/1981 | US4306072 Anxiolytic and psychostimulant activity for treatment of psychological disorders |
| 12/15/1981 | US4305954 Antiinflammatory 3,4-dihydro(or 1,4-dihydro)-2-[(substituted)thio]-[1]benzopyrano[3,4-d]imidazoles and their corresponding sulfoxides and sulfones |
| 12/15/1981 | US4305938 2,8-Disubstituted-10-hydroxy-5,5-dimethyl-tetrahydro-and hexahydro-5H-[1]-benzopyrano[4,3-c]pyridines, compositions and use |
| 12/15/1981 | CA1114371A1 Substituted 2,3-alkylene bis (oxy) benzamides, their derivatives and preparation process |
| 12/10/1981 | WO1981003493A1 4-(1-piperazinyl)-furo(3,2c)pyridine derivatives,processes for their preparation and pharmaceutical compositions containing same |
| 12/08/1981 | US4304913 Hypotensive |
| 12/08/1981 | CA1113937A1 Substituted piperidinylpropanols |
| 12/08/1981 | CA1113935A1 Geldanamycin derivatives and antitumor drug |
| 12/01/1981 | US4303662 Carboxyacyl, mercapto and acylmercapto derivatives of heterobicyclo compounds |
| 11/25/1981 | EP0040591A1 Pyridoxine derivatives, process for their preparation and their therapeutical use |
| 11/25/1981 | EP0040401A1 Triazoloquinoxalin-4-ones and such oxaline-4-thiones |
| 11/24/1981 | US4302463 1-Azaxanthone-3-carboxylic acids and their production |
| 11/18/1981 | EP0039920A2 Triazaloquinoxalin-1,4-diones |
| 11/17/1981 | US4301287 Heterocyclic compounds |
| 11/17/1981 | US4301286 Herbicidal O-alkyl sulfonylisoureas |
| 11/17/1981 | US4301075 N-Substituted imides and bis-imides |
| 11/17/1981 | CA1112644A1 Dioxopyranoquinoline dicarboxylic acid derivatives |
| 11/11/1981 | EP0039482A2 Perylene-3,4,9,10-tetracarboxylic acid monoanhydride-monoimides, process for their preparation and their use |
| 11/10/1981 | US4299970 Chemical intermediates for azaprostaglandins |
| 11/10/1981 | US4299963 1-Azaxanthone derivatives |
| 11/10/1981 | CA1112242A1 Process for the production of new perhydro-aza- heterocycles |
| 11/10/1981 | CA1112241A1 Process for the rearrangement of 10,11-epoxy-10,11- dihydro-5h-dibenz¬b,f|azepine-5-carboxamide to 10- oxo-10,11-dihydro-5h-dibenz¬b,f|azepine-5- carboxamide |
| 11/04/1981 | EP0039239A2 Herbicidal pyrrole sulfonamides |
| 11/04/1981 | EP0038936A1 Derivatives of 1-aryloxy-3-alkylamino-2-propanol and methods for their preparation |
| 11/03/1981 | US4298610 Ester derivatives of quinolopyran-4-one-2-carboxylic acids and antiallergic antasthmatics |
| 11/03/1981 | CA1111850A1 Phthalazine derivatives having phosphodiesterase inhibitory and cardiac stimulating properties |
| 10/28/1981 | EP0038564A1 Dibenz (b,e) oxepin derivatives and pharmaceutical compositions comprising them |
| 10/27/1981 | US4297355 (1H,3H,5H)-(1)-Benzopyrano-(2,3-d)-pyrimidine-4-one-2-thiones and their use as anti-allergy agents |
| 10/27/1981 | US4297128 Use of imidazolinyl benzoates as herbicidal agents |
| 10/21/1981 | EP0037934A2 Substituted alpha-aminocarbonyl-1-benzyl-3,4-dihydroisoquinolines, processes for their preparation and their use |
| 10/20/1981 | CA1111042A1 Silicon-modified imidyl-phthalic acid derivatives |
| 10/14/1981 | EP0037672A2 Process for the preparation of chiral hydantoins, and a novel hydantoin produced by said process and a pharmaceutical composition containing it |
| 10/13/1981 | US4294834 Azocine analgesics and method for their preparation |
| 10/07/1981 | EP0037187A1 Salts and aqueous solutions of 6-methylamino-4-oxo-10-propyl-4H-pyrano(3,2-g)-quinoline-2,8-di-carboxylic acid and pharmaceutical compositions containing such salts and solutions |
| 10/06/1981 | US4293695 Furonaphthyridine compounds |
| 10/06/1981 | CA1110249A1 Indolopyrones having antiallergic activity |
| 10/06/1981 | CA1110244A1 Synthesis of chromogenic indolylphenyldihydrofuropyridin-one compounds |
| 10/06/1981 | CA1110243A2 2,5-methanobenzo [5] quinoline-3-carboxylate esters |
| 09/29/1981 | US4292321 1,3,8-Triazaspirodecane-4-ones, pharmaceutical compositions thereof and method of use thereof |
| 09/29/1981 | US4292316 Benzopyranopyridines |
| 09/29/1981 | CA1109878A1 Imidazolinyl benzoic acids esters and salts |
| 09/29/1981 | CA1109876A1 Demethylation of (-)-1-(p-methoxybenzyl)-2-methyl-1,2, 3,4,5,6,7,8-octahydroisoquinoline |
| 09/22/1981 | US4290862 Method for the preparation of narwedine-type enones |
| 09/16/1981 | EP0035881A1 2,3,4,5,6,7-Hexahydro-10-hydroxy-2-methyl-8-phenyl-8H-furo(3,2-g)-3-benzazepines, process for their preparation and compositions containing them |
| 09/16/1981 | EP0035716A1 4-Alpha-cycloaminoarylmethyl-6-methyl-1,3-dihydro furo (3,4-c)pyridin-7-ols, their preparation and use |
| 09/15/1981 | US4289882 Morphine analog analgesics |
| 09/15/1981 | US4289784 Pyromellitic diimides and method of increasing feed efficiency in ruminant animals |
| 09/15/1981 | US4289772 1-Piperidinophthalazines as cardiac stimulants |
| 09/15/1981 | US4289686 Tetra-alkyl piperidine derivatives as light stabilizers |
| 09/15/1981 | CA1109067A1 Preparation of 6,7-dichloro-1,5-dihydroimidazo ¬2,1- b| quinazolin-2(3h)-one |
| 09/08/1981 | US4288596 Analgesic, antiinvlammatory |
| 09/08/1981 | CA1108613A1 Pyrimido ¬2,1-a| isoquinoline derivatives |
| 09/01/1981 | US4287337 Spiropyran compounds of piperidine or thiazine rings |
| 09/01/1981 | US4287192 Antiglaucoma agents |
| 09/01/1981 | CA1108155A1 4-(di-n-propyl) amino-1,3,4,5-tetrahydrobenz (cd) indole |
| 09/01/1981 | CA1108148A1 Pyridinyl aminoalkyl ethers |
| 08/26/1981 | EP0034424A2 Seven-membered ring compounds as inhibitors of cytidine deaminase |
| 08/25/1981 | US4286098 Hypoglycemic agents, treatment of diabetes complications |
| 08/25/1981 | US4286095 Cns stimulants; antidepressants, diuretics, and bronchodilator agents |
| 08/25/1981 | US4285944 Pyrano[4,3-e]-as-triazines and corresponding 4-oxides |
| 08/25/1981 | US4285938 7,8-Dihydroxy-1-(sulfamylphenyl)-2,3,4,5-tetrahydro-1H-3-benzazepine derivatives |
| 08/25/1981 | CA1107736A1 Heterocyclic compounds which are gaba-agonists and production of same |
| 08/25/1981 | CA1107735A1 Pyridin-3-ols |
| 08/25/1981 | CA1107732A1 Phthalazin-4-ylacetic acid derivatives |
| 08/19/1981 | EP0034063A1 Hydantoin amines and pharmaceutical compositions thereof |
| 08/19/1981 | EP0034004A1 Benzopyrano (2,3-d) triazole-derivatives, their preparation and use in pharmaceutical compositions |
| 08/18/1981 | US4284788 Imidazolidone intermediates of biotin |
| 08/18/1981 | US4284777 Antibacterials: 1-difluoromethyl-6,7-methylenedioxy-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid and its esters |
| 08/18/1981 | CA1107212A1 Antibiotic c-15003 |
| 08/12/1981 | EP0033613A1 Chromanol derivatives, a process for their preparation and compositions containing them |