Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 501 - Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula: , e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
Patents for C07D 501 - Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula: , e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring (7,574)
04/1985
04/23/1985US4513134 Reacting 3-halomethylbutenoate derivatives of thiazolinoazetidinone with aqueous acid solution
04/17/1985EP0137534A2 One-pot process for preparation of 7beta-amino- and 7beta-acylamino- 3-substituted methyl-3-cephem-4-carboxylic acid derivatives and process for deoxygenation of 7beta-acylamino-3-cephem-4-carboxylic acid 1-oxide derivatives
04/17/1985EP0137442A2 Cephalosporin derivatives and process for their preparation
04/17/1985EP0137441A2 Cephalosporin derivatives and process for their preparation
04/17/1985EP0137440A2 Cephalasporin derivatives and process for their preparation
04/17/1985EP0137227A1 Process for the preparation of cephalosporin derivatives using novel thioesters
04/16/1985CA1185599A1 Cephalosporin derivatives
04/16/1985CA1185598A1 7-¬(carboxymethoxyimino)-1h-pyrazol-3-yl-acetyl| amino-3-desacetoxy-3-(1-methyl-1h-tetrazol-5-yl- thio) cephalosporanic acid
04/10/1985EP0136788A1 Process for preparing penicillin and cephalosporin sulfones
04/10/1985EP0136721A2 Carboxyalkenamidocephalosporins
04/09/1985US4510138 7-[2-(2-Aminothiazol-4-yl)-2-(syn)-methoxyiminoacetamido]cephalosporin derivatives
04/03/1985EP0136266A2 7-Beta-acylamido-3-cephem-4-carboxylic-acid esters, process for their preparation, pharmaceutical compositions and their application
04/03/1985EP0136177A2 3-Azidocephalosporins as intermediates and novel antibacterial agents
04/03/1985EP0135683A1 Method for production of cephalosporin compounds
04/02/1985US4508717 Bactericides
03/1985
03/27/1985EP0135258A2 Improvements in or relating to a crystalline 7-(R)-amino-3-(1-pyridiniummethyl)-ceph-3-em-4-carboxylate
03/27/1985EP0135142A2 Cephalosporin derivatives and process for their preparation
03/26/1985US4507487 Chemical compounds
03/26/1985US4507293 Antimicrobial cephem compounds
03/26/1985CA1184556A1 Catalysts for silylation
03/20/1985EP0134420A1 Cephalosporin derivatives, a process for their preparation and compositions containing them
03/19/1985US4506076 Amino or amido-thiazolyl, substituted oxyimino disubstituted acetic acid
03/14/1985WO1985001046A1 Mandelic acid derivatives
03/13/1985EP0134132A2 Cephalosporin esters, their production and use
03/12/1985US4504657 Cephadroxil monohydrate
03/12/1985US4504478 Cephalosporin-1-oxide derivatives
03/12/1985US4504477 Cephalosporin antibiotics
03/06/1985EP0133678A2 New cephem compounds, processes for preparation thereof and pharmaceutical compositions containing them
03/06/1985EP0133670A2 Process for the preparation of 7-acylamino-3-hydroxy-cephem-4-carboxylic acids and 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylic acids
03/05/1985US4503221 Pyrazolyl oxime amide
03/05/1985US4503220 Cephalosporin derivatives
03/05/1985US4502988 Oxidation process
02/1985
02/26/1985US4501741 Cephalosporin antibiotics
02/26/1985US4501739 Bactericides, antibiotics
02/26/1985CA1183086A1 Antimicrobial preparation
02/19/1985US4500716 Reacting thiazole derivative with pyrocarbonic acid ester
02/19/1985US4500709 Intermediates in the preparation of cephalosporin compounds
02/19/1985US4500526 Antibiotics, bactericides
02/19/1985CA1182810A1 Crystalline antibiotics salt
02/13/1985EP0132987A1 Improvements in or relating to deesterification to acids
02/13/1985EP0132501A2 Cephalosporin derivatives, their preparation and pharmaceutical compositions
02/12/1985US4499265 Cycliation of 2(>-oxo-4-thia-2,6-diazabicyclo(3.2.0)hept-2-en-6-vl)-3-iodomethyl-3 -butenoic acid
02/12/1985US4499088 Cephem compounds
02/05/1985US4497949 Process for the manufacture of cephalosporin derivatives
02/05/1985US4497809 Cephalosporin derivatives
01/1985
01/30/1985EP0132394A1 Improvements in or relating to the preparation of 3-exomethylene cephalosporins
01/29/1985US4496720 Preparation of thioethers
01/29/1985US4496562 7-Substituted-3-cephem-4-carboxylic acid esters
01/29/1985US4496561 Cephalosporin derivative
01/29/1985US4496560 Cephalosporin derivatives, and pharmaceutical compositions containing them
01/29/1985CA1181741A1 Water soluble derivatives of cephalexin and process for their preparation
01/29/1985CA1181740A1 Process for preparing new 3-alkyloxy or 3-alkythio methyl 7-amino thiazolacetamido cephalosporanic acid oximes derivatives
01/23/1985EP0131611A1 $g(b)-LACTAM ANTIBACTERIAL AGENTS
01/22/1985US4495348 Water-insoluble n-phenylsulfonyl intermediate
01/22/1985US4495182 Treatment of infectious diseases;cephalosporins and derivatives
01/16/1985EP0131174A1 Substituted phenylglycine derivatives of beta-lactam antibiotics
01/15/1985US4493834 Cephem compounds
01/15/1985US4493833 Syn-isomer of 3,7-disubstituted-3-cephem-4-carboxylic acid compounds
01/08/1985US4492694 Oral administration
01/08/1985US4492693 Bactericides, antibiotics
01/08/1985US4492692 Cephalosporin derivatives
12/1984
12/27/1984EP0129371A2 Crystalline base-addition salts of an antibacterial cephalosporin derivative
12/27/1984EP0034536B1 Oxime derivatives of 3-alkyloxy- or 3-alkylthiomethyl 7-amino-thiazolylacetamido cephalosporanic acid, their preparation, their use as medicaments and compositions containing them
12/25/1984US4490370 Bactericides
12/18/1984US4489076 Antibiotics, bactericides
12/18/1984US4489072 Cephalosporins
12/12/1984EP0128029A2 Cephalosporin ester derivatives, their production and use
12/12/1984EP0128028A2 Cephalosporin derivatives, their production and use
12/12/1984EP0128027A2 Cephalosporin esters, their production and use
12/12/1984EP0127992A2 Cephalosporin derivatives
12/11/1984US4487937 2-(2-Substitutedamino-4-thiazolyl)-2-(1-methoxy-isopropoxyimino)-acetic acids
12/11/1984US4487927 Bactericides
12/11/1984US4487768 Cephem compounds
12/11/1984US4487767 Bacteriostats
12/06/1984WO1984004747A1 Cephem compounds
12/05/1984EP0127543A2 Antibiotic cephalosporin derivatives, process for their preparation and pharamceutical compositions containing them
12/05/1984EP0127541A2 Salts of amino-beta-lactamic acids and process for the preparation thereof
12/05/1984EP0126859A1 Intermediate compounds for preparing cephem compounds and processes for their preparation
12/04/1984US4486586 Cephalosporin derivatives
12/04/1984US4486426 Unsaturated cephalosporin derivatives
12/04/1984US4486425 Antibiotics
12/04/1984CA1178947A1 .beta.-LACTAM COMPOUNDS AND PROCESS FOR THEIR PREPARATION
12/04/1984CA1178946A1 .beta.-LACTAM ANTIBIOTICS, PROCESSES FOR THEIR PREPARATION AND AGENTS CONTAINING THEM
11/1984
11/28/1984EP0126351A1 Process for the isolation and purification of antibiotics
11/27/1984US4485235 Process for preparing 7-α-methoxycephem compounds
11/21/1984EP0125576A2 Process for the preparation of cephalosporins
11/20/1984US4483981 Cephalosporanic acid derivatives
11/20/1984US4483855 Cephalosporin derivative and antibiotic compositions
11/20/1984CA1178271A1 Cephalosporin derivatives and process for their preparation
11/20/1984CA1178270A1 Aminohydroxyphenyl compounds, processes for their manufacture, pharmaceutical preparations containing these compounds, and the use of these compounds
11/14/1984EP0124889A2 Process for the preparation of cephalosporins
11/14/1984EP0124618A1 Cephalosporin derivatives, process for their preparation, and agents for prophylaxis or treatment of bacteria-induced diseases
11/13/1984USRE31730 Process for the preparation of the crystalline monohydrate of 7-(D-α-aα-(p-hydroxyphenyl)acetamido)-3-methyl-3-cephem-4-carboxylic acid
11/13/1984US4482710 Process for preparing 3-alkoxymethylcephalosporin derivatives
11/13/1984US4482553 Antibiotics, bactericides
11/13/1984US4482551 Cephalosporin derivatives
11/13/1984US4482491 Chemical intermediates for cephalosporin
11/13/1984CA1177824A1 Acyl derivatives
11/13/1984CA1177823A1 Cephalosporin derivatives
11/07/1984EP0124081A2 New substituted cephalosporin sulfones as antiinflammatory and antidegenerative agents, pharmaceutical compositions containing the same and processes for making them
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