Patents for C07D 257 - Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms (9,612) |
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08/29/1978 | US4110338 Product and preparation of 1H-tetrazole-5-thiol derivatives |
08/22/1978 | US4108860 Triazolobenzisothiazole-1,1-dioxides |
08/22/1978 | US4108663 Photographic developing agents, process for developing using same, and light-sensitive materials containing same |
08/08/1978 | US4105452 Multi-layered color photographic light-sensitive material |
07/25/1978 | US4103015 Antiallergic cyclic sulphur compounds |
07/18/1978 | US4101656 7β-Acylamino-3-(alkanesulfonamidoalkyl substituted tetrazolylthiomethyl) cephalosporins, antibacterial compositions containing them and methods of treating bacterial infections with them |
07/11/1978 | US4100346 Certain 7(o-amino-methyl- or methylaminomethylphenyl- or cyclohexadienyl- or thienylacetamide)-3[1-carboxymethyl-(or ethyl- or propyl-)-tetrazol-5-ylthiomethyl]-3-cephem-4-carboxylic acids |
06/27/1978 | US4097669 Fungicides, bactericides, insecticides, arthropodicides |
06/27/1978 | US4097479 Synthesis of 5-substituted tetrazoles |
06/20/1978 | US4096267 (1-Oxo-2-aryl or thienyl-2-substituted-5-indanyloxy (or thio) alkanoic acids, and derivatives thereof |
06/20/1978 | US4096263 Smooth muscle relaxants |
06/20/1978 | US4096256 7-Acyl-3-(ureidoalkyl substituted tetrazolylthiomethyl) cephalosporins, antibacterial compositions containing them, and methods of treating bacterial infections using them |
06/20/1978 | US4096153 Arylene-bis-tetrazole-5-carboxamides |
06/13/1978 | US4094968 Treatment for allergy and method of composition thereof |
06/13/1978 | US4094879 Production of 5-nitrotetrazole salts |
06/06/1978 | US4093723 Antibiotics |
06/06/1978 | US4093623 Von herz process, sodium nitrite |
06/06/1978 | US4093615 Cyclic oligomers of N-substituted aziridines |
05/30/1978 | US4092349 11-Desoxy-15-thiaprostaglandins |
05/23/1978 | US4091207 Prostaglandin intermediate including oxathio heterocyclic ring |
05/16/1978 | US4089962 Acylamino triazoles as antiasthmatic agents |
05/09/1978 | US4088491 Light sensitive photographic material |
05/02/1978 | US4087604 Substituted ω-pentanorprostaglandins |
05/02/1978 | US4087549 Antiinflammatory, antipyretic, analgesic |
04/25/1978 | US4086228 Process for preparing cyclotetramethylenetetranitramine |
04/18/1978 | US4085219 1-Oxo-2,2-disubstituted-5-indanyloxy(or thio)alkanoic acids |
04/18/1978 | US4085212 Fungicides |
03/28/1978 | US4081554 1-oxo-2,2-disubstituted-5-indanyloxy(or thio)alkano acids |
03/21/1978 | US4080474 Hypolipidaemic compositions |
02/28/1978 | US4076718 2,6-Pyridinediyl-bis-tetrazol-5-carboxamides |
02/21/1978 | US4075021 Compound which releases a substance which promotes bleaching of developed silver |
01/31/1978 | US4071365 Silver halide emulsion containing two-equivalent yellow dye-forming coupler |
01/24/1978 | US4070539 [1-Oxo-2-halo(or hydrogen) indanyloxy]-alkanoic acid |
01/17/1978 | US4069343 Oxamic acid derivatives for the prevention of immediate type hypersensitivity reactions |
01/10/1978 | US4068073 Bactericides |
01/10/1978 | US4068066 Antibiotics |
01/03/1978 | US4066831 Antibiotics |
01/03/1978 | US4066762 Derivatives of 7-(2-substituted-2-hydroxyiminoacetamido)-3-(1-substituted tetrazol-5-ylthiomethyl-3-cephem-4-carboxylic acid |
01/03/1978 | US4066761 7-Acyl-3-(ureidoalkyl substituted tetrazolylthiomethyl)cephalosporins |
12/27/1977 | US4065623 O-2-Isocephem-4-carboxylic acid derivatives as antibacterial agents |
12/27/1977 | US4065622 O-2-Isocephem-4-carboxylic acid derivatives as antibacterial agents |
12/20/1977 | US4064122 Hydroxy-substituted cephalosporins |
12/20/1977 | US4063950 DIR coupler that forms colorless reaction product |
12/13/1977 | US4062895 2-(3-Phenoxyphenyl) propanol |
11/22/1977 | US4059703 1-substituted phenyl-5-amino tetrazoles |
11/22/1977 | US4059592 Coupling agents |
11/22/1977 | US4059591 Ureidoalkyl substituted tetrazole thiol intermediates for preparing cephalosporins |
11/15/1977 | US4058559 Hypotensive agents, diuretics, uricosuric agents |
11/08/1977 | US4057632 Antibody-antigen inhibitors |
11/08/1977 | US4057631 Cephalosporins, bactericide |
10/18/1977 | US4054666 Compositions and methods of treating immediate hypersensitivity reactions with thiazolyl oxamic acid derivatives |
10/18/1977 | US4054661 Pyridyl oxamic acid derivatives and use in the prevention of allergic reactions |
10/18/1977 | US4054657 Antianaphylactic |
09/20/1977 | US4049455 Development inhibitor releasing compound |
09/13/1977 | US4048311 7-Acyl-3-(sulfonic acid and sulfamoyl substituted tetrazolyl thiomethyl)cephalosporins |
09/13/1977 | US4048187 5-(2-Hydroxyphenyl)tetrazolyl compounds |
08/23/1977 | US4044144 Antiallergy |
08/02/1977 | US4039556 Antiallergens, fluoronene or anthraquinone substituted by tetrazolyl |
07/19/1977 | US4036849 1-(Para-substituted-phenyl)-1H-tetrazoles |
07/19/1977 | US4036837 2 Alkoxyoxamoyl-pyrazines |
07/19/1977 | US4036833 7-[(5'-N-methylthioacetamido)-adipoamido] cephalosporin derivatives |
07/12/1977 | US4035360 Tissue specificity, crystalline |
07/05/1977 | US4034090 Antibacterial |
06/14/1977 | US4029503 Diffusible-dye releasing type dyes which couple to form colorless products |
05/31/1977 | US4027023 Cinnolin-3-yl carboxylic acids and derivatives |
05/24/1977 | US4025626 Antibacterial |
05/17/1977 | US4024179 Substituted ω-pentanorprostaglandins |
04/12/1977 | US4017488 Process for preparing 7β-acylamino-7α-alkoxycephalosporins |
04/05/1977 | US4016278 Pesticidal carbamates |
03/22/1977 | US4013648 Beta-lactam antibiotics |
03/22/1977 | US4013647 Antiallergens |
03/15/1977 | US4012524 Diuretics, saluretics, hypouricemics, hypotensives, antiedemics |
03/15/1977 | US4012500 Method and composition to inhibit symptoms of allergy |
03/15/1977 | US4012383 Bactericides |
03/01/1977 | US4010179 Antimicrobial, antineoplastic |
02/01/1977 | US4006180 Diuretic |
01/18/1977 | US4003927 Diuretics |
01/18/1977 | US4003910 Meso-ionic se- and s-containing tetrazoles |
01/04/1977 | US4001322 Antiinflammatory, analgesic, antipyretic |
01/04/1977 | US4001212 Macrocyclic polyamines |
10/26/1976 | US3988326 Cephalosporinsand derivatives; a mixed acid anhydride of an alkali metal acid sulfate and a carboxylic acid |
10/19/1976 | US3987034 Process for the preparation of tetrazocine derivatives |
10/05/1976 | US3984534 Tetrazolyl anthraquinones for inhibiting the release of spasmogen mediators |
10/05/1976 | US3984465 Diuretic, saluretic and uricosuric |
10/05/1976 | US3984429 Immunological activity, inhibits the release of spasmogen mediators |
10/05/1976 | US3984400 11-Desoxy-16-aryl-ω-tetranorprostaglandins |
09/07/1976 | US3979379 Process for producing 1,3,5,7-tetraalkanoyl-1,3,5,7-octahydrotetrazocines |
08/31/1976 | US3978063 1,2,3,4-Tetrahydroisoquinoline derivatives and the preparation thereof |
08/31/1976 | US3978047 Substituted tetrazocines and process therefor |
08/31/1976 | US3978046 Preparation of octahydro-1,3,5,7-tetraalkanoyl-1,3,5,7-tetrazocines |
08/31/1976 | US3977981 Inhibiting corrosion with macrocyclic tetramine corrosion inhibitors |
08/24/1976 | US3976686 Diuretic, saluretic, uricosuric |
08/24/1976 | US3976681 [1,3-Dioxo-2-substituted and 2,2-disubstituted- indanyloxy (or thio] alkanoic acids |
08/17/1976 | US3975395 Photographic additive |
08/10/1976 | US3974212 [1-Hydroximino-2,2-disubstituted-5-indanyloxy-(or thio)]alkanoic acids |
06/29/1976 | US3966966 Diuretics |
06/29/1976 | US3966965 Antiallergens |
06/08/1976 | US3962273 Novel method for the synthesis of 4-thio and 4-seleno ethers of 2-pyrazolin-5-ones |
06/08/1976 | US3962272 1h-tetrazole-1-acetate esters and acids and process therefor |
06/08/1976 | US3962232 Antibiotics |