| Patents for C07D 401 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom (107,979) |
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| 07/27/1976 | US3971796 1,4-Dihydropyridine esters |
| 07/27/1976 | US3971791 2-Amino-1,4-dihydropyridine derivatives |
| 07/27/1976 | US3971790 2-Amino-1,4-dihydropyridine derivatives |
| 07/27/1976 | US3971783 4-Aminoquinazoline derivatives as cardiac stimulants |
| 07/20/1976 | US3970754 1,2-Dialkyl-3(or 3,5)-N-heterocyclic pyrazolium salts of derivatives thereof as fungicidal agents |
| 07/20/1976 | US3970664 Anticonvulsant, muscle relaxant, sedative |
| 07/20/1976 | US3970663 Certain amino-nicotinamide derivatives |
| 07/20/1976 | US3970661 Antisecretory, antiulcer, cns disorders |
| 07/20/1976 | US3970654 Antiviral 2(1H)-quinazolinone derivatives |
| 07/20/1976 | US3970647 Optical brightener |
| 07/13/1976 | US3969366 3[Substituted-2-(methylamino)phenyl]4-[2-oxo-2-(heterocyclic)ethyl]-5-substituted-1,2,4-triazoles |
| 07/13/1976 | US3969353 Triazinesulfenimides of dicarboxylic acids |
| 07/06/1976 | US3968227 Guanidino, thioureido and isothioureido derivatives containing imidazole groups |
| 07/06/1976 | US3968217 5-(3-)SUBSTITUTED-10,11-DIHYDRO-5H-dibenz[b,f]azepines |
| 07/06/1976 | US3967949 Fluoroalkoxyphenyl-substituted nitrogen heterocycles as plant stunting agents |
| 06/29/1976 | US3966948 Spasmolytic, vaso-dilating and anti-hypertensive compositions and methods |
| 06/29/1976 | US3966760 Central nervous system depressants, hypotensive agents |
| 06/29/1976 | US3966748 Neuroleptic, analgesic |
| 06/29/1976 | US3966738 Azetidine derivatives |
| 06/22/1976 | US3965095 Oxindole derivatives |
| 06/15/1976 | US3963731 Pyridyl containing 1-benzenesulfonyl triazoles |
| 06/15/1976 | US3963727 Neuroleptic |
| 06/08/1976 | US3962252 10-imidoylacridans |
| 06/01/1976 | US3960861 2 (OR 4) Amino 4 (or 2) N-hetero quinazolines |
| 05/25/1976 | US3959476 Antihypertensive substituted triazoles |
| 05/25/1976 | US3959474 2,6-Diamino-1,4-dihydropyridine-3,5-dicarboxylic acid esters used as coronary vessel dilators and anti-hypertensive agents |
| 05/25/1976 | US3959309 3-Amido-1,2,3,4-tetrahydrocarbazoles |
| 05/25/1976 | US3959286 N-(1-(1,3-Dihydro-1,3-dioxo-2H-benz(de)-isoquinolin-2-yl)alkyl)-4-N-piperidinyl)-n-phenylalkylamides |
| 05/25/1976 | US3959275 Analgesics, antidiarrhea |
| 05/18/1976 | US3957998 Use of 2,6-diamino-4-substituted-1,4-dihydropyridine-3,5-dicarboxylic acid esters for effecting coronary vessel dilation and treating hypertension |
| 05/18/1976 | US3957814 Pyrazol-5-ones |
| 05/11/1976 | US3956341 1,3,5-Tricarbo-1,4-dihydropyridines |
| 05/11/1976 | US3956339 4-Pyridinio-5-pyrazolone salts, process for their preparation and their use |
| 05/11/1976 | US3956325 5-Heterocyclic-1,2,3,6-tetrahydro-4(5H) pyrimidinone |
| 05/11/1976 | US3956312 Indazole-3-carboxylic acid hydrazides and a process for the preparation thereof |
| 05/11/1976 | US3956294 Azo dyes, pesticides, analeptics, analgesics, diuretics |
| 05/04/1976 | US3954782 Insecticides, analeptics, analgesics, diuretics, azo dye intermediates |
| 05/04/1976 | US3954753 Sedatives, muscle relaxants, anticonvulsants |
| 05/04/1976 | US3954728 Anticonvulsants, muscle relaxants, sedatives |
| 04/27/1976 | US3953446 Process for preparing quinazolines |
| 04/20/1976 | US3952007 Processes for preparing 5-nitro-1-methyl-2-(2-dialkylaminovinyl)-imidazole and 5-nitro-1-methyl-2-imidazolyl carboxaldehyde |
| 04/20/1976 | US3951992 4-Thenyl-or furyl-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester |
| 04/20/1976 | US3951991 Coronary agents, hypotensive |
| 04/20/1976 | US3951990 4-Aryl or hetero-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester |
| 04/13/1976 | US3950527 N-[ω-(4'-(3"-indolyl)-piperidino)-alkyl]-benzamides |
| 04/13/1976 | US3950526 Quinazoline derivatives in pharmaceutical compositions for treating pain and inflammation |
| 04/13/1976 | US3950524 Hypoglycemic benzenesulfonamido pyrimidines |
| 04/13/1976 | US3950425 Central nervous system, antidepressants |
| 04/13/1976 | US3950336 Hypotensive agents, coronary vessel dilators |
| 04/06/1976 | US3948920 New anti-malarial agents |
| 04/06/1976 | US3948898 1,3-Dioxo-2-aminoalkyl-4,4-dimethyl-isoquinolines and salts thereof |
| 03/30/1976 | US3947577 1,2,4-triazoles |
| 03/30/1976 | US3947463 Certain 2-amino-nicotinonitrile derivatives |
| 03/30/1976 | US3947412 Process for the manufacture of 2-aryl-vic-triazoles |
| 03/23/1976 | US3946029 Indole derivatives |
| 03/23/1976 | US3946026 2-Amino-1,4-dihydropyridine derivatives |
| 03/23/1976 | US3946024 Intermediates for azo dyes |
| 03/23/1976 | US3946004 Diuretics, muscle relaxants, antithrombogenic agents |
| 03/02/1976 | US3941804 1-Heteroarylsulphonyl-2-imino-imidazolidines |
| 03/02/1976 | US3941789 N-Aryl-N'-(phenyl-or phenoxy-alkyl)-piperazines and salts thereof |
| 02/24/1976 | US3940398 2-[[4-(Azine or diazine or triazine)-1-piperazinyl]alkyl]-1H-benz[de]isoquinoline-1,3(2H)-diones |
| 02/17/1976 | US3939171 Hypotensive, vasodilation |
| 02/10/1976 | US3937708 Cns-depressants, neuroleptics, analgesics, antiphlogistics, spasmolytics, broncholytics, hypotensives, anticholesteremics |
| 02/03/1976 | US3936468 Phenylbutanol derivatives |
| 02/03/1976 | US3936444 Production of aryl lactam-hydrazones |
| 01/27/1976 | US3935229 Analgesic, antiinflammatory |
| 01/27/1976 | US3935227 2-[(Substituted-piperidinyl or tetrahydropyridinyl)alkyl]-1H-benz[de]isoquinoline-1,3(2H)-diones |
| 01/27/1976 | US3935223 2-Amino-1,4-dihydropyridine derivatives |
| 01/20/1976 | US3933832 Non-narcotic analgesics |
| 01/20/1976 | US3933830 Process for the synthesis of 4-(2-pyridylamido ethyl) piperidines |
| 01/20/1976 | US3933793 Bactericides, viricides |
| 01/13/1976 | US3932645 Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acid |
| 01/13/1976 | US3932644 H2 histamine receptor inhibitors |
| 01/13/1976 | US3932452 Antidepressant |
| 01/13/1976 | US3932431 Certain 2-[α(2-pyridyl)-benzyl] imidazolines and derivatives thereof |
| 01/13/1976 | US3932416 N-tetrazolyl quinaldamides |
| 01/13/1976 | US3932413 Process for the preparation of 4'-alkoxy-4-naphthalimido-pyrazolium compounds and intermediates therefor |
| 01/13/1976 | US3932412 Hypotensive, antishock, antiangina |
| 01/06/1976 | US3931176 Hydroxyalkyl substituted-4,5-dihydropyridazin(2H)-3-ones |