Patents
Patents for C07D 499 - Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula: , e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring (3,448)
08/1980
08/19/1980US4218451 Penicillins and their use
08/19/1980US4218374 Penam derivatives
08/12/1980US4217450 Imidazoledicarboxylic acid substituted cephalosporin derivatives
08/12/1980US4217275 β-Lactam antibiotic esterification process using methoxymethyl methane sulfonate
08/12/1980US4217274 Methoxyethoxymethyl esters of penicillins
08/05/1980CA1083142A1 Penicillins
07/1980
07/29/1980US4215124 6 Substituted amino-2-substituted-pen-2-em-3-carboxylic acid
07/29/1980US4215120 Penicillin esters and their preparation
07/29/1980US4215118 Bactericides, animal growth promoters, preservatives
07/29/1980CA1082688A1 Penicillins
07/23/1980EP0013663A1 Process for removing an allylic group from allylic esters, carbonates and carbamates
07/23/1980EP0013662A1 2-Penem compounds, a method for their preparation and pharmaceutical compositions comprising them
07/23/1980EP0013617A1 Penicillin derivatives, process for their preparation and pharmaceutical compositions containing certain of these compounds
07/22/1980CA1082171A1 Process for the production of penam and cephem derivatives
07/15/1980CA1081691A1 6'-amino-spiro cycloalkane-1,2'-penam -3'-carboxylic acids
07/09/1980EP0013067A1 Bicyclic beta-lactam antibacterial agents, their use in pharmaceutical compositions, processes for their preparation and intermediates for use in such processes
07/08/1980US4211702 Triarylphosphite-halogen complex halogenating agent
07/08/1980CA1081211A1 Penicillins and processes for preparing the same
07/01/1980US4210635 Antibacterial composition
07/01/1980CA1080698A1 Chemical intermediates
07/01/1980CA1080697A1 6'-amino-spiro (cycloalkane-1,2-penam)-3'-carboxylic acid derivatives
07/01/1980CA1080695A1 Process for the manufacture of enol derivatives
06/1980
06/25/1980EP0012496A1 A process for the preparation of a solid sodium amoxycillin and aqueous solutions thereof
06/25/1980EP0012495A1 Pharmaceutical composition comprising a water soluble salt of amoxycillin and polyvinylpyrrolidone, and a vial containing a unit dose of said composition
06/25/1980EP0012395A1 Method for synthesis of penicillin
06/24/1980CA1080215A1 Process for preparing solid sodium amoxycillin
06/17/1980US4208412 β-Lactam antibiotics
06/10/1980US4207323 6-Substituted methyl penicillins, derivatives and analogues thereof
06/03/1980US4206218 Phthalidyl esters of the acetone adduct of epicillin
06/03/1980US4206119 6-(1,3-Dithiolan-2-imino)penicillanic acid derivatives
06/03/1980US4206116 Antibiotics, bactericides, pseudomonas
05/1980
05/28/1980EP0011513A1 Process for preparing beta-lactam antibiotics
05/27/1980US4205180 α-Alkoxyimino-β-oxo-γ-Bromobutyric acid
05/20/1980US4203993 Enzyme inhibitors
05/20/1980US4203992 β-Bromopenicillanic acid sulfone
05/20/1980US4203897 Penam derivatives
05/20/1980CA1077925A1 Process for producing novel penicillins and cephalosporins
05/20/1980CA1077844A1 Penicillin compositions
05/13/1980US4202900 Derivatives of penam-3-carboxylic acid and a pharmaceutical composition containing the same
05/13/1980US4202817 From a phosphite amide of 6-amino-penicillanic or cephalosporanic acid with a p-hydroxy-phenylglycyl halide in an aprotic solvent, also a phosphite halide scavenger
04/1980
04/30/1980EP0010358A1 Beta-lactam compounds, processes for their preparation, compositions containing them, intermediates of use in their preparation and methods for the production thereof
04/29/1980US4200576 Cephalosporins
04/29/1980US4200571 Antibiotics, chemical intermediates, oxacephems
04/22/1980US4199566 Derivatives of penicillanic acid
04/22/1980CA1076104A1 Penicillin oxides
04/16/1980EP0009845A1 Process for the manufacture of sodium amoxicillin preparations
04/15/1980US4198339 1,3-Dithietane-2-carboxylic acids and the preparation thereof
04/08/1980US4197240 Penicillin derivatives
04/08/1980CA1075230A1 Process for preparing solid sodium amoxycillin
03/1980
03/25/1980CA1074295A1 Derivatives of penam-3-carboxylic acid and cephem-4-carboxylic acid and processes for their manufacture
03/19/1980EP0008917A1 Penam-3-carboxylic acid 1,1-dioxides, process for their preparation and pharmaceutical compositions
03/18/1980US4193918 Process for the preparation of hydroxy-alpha-amino-benzyl penicillin
03/11/1980US4192801 Novel phosphorane intermediates for use in preparing penem antibiotics
03/06/1980WO1980000337A1 Process for preparing carboxylic acid amides
03/04/1980CA1072951A1 Reactive penicillanic acid and cephalosporanic acid derivatives and a process for the preparation thereof
02/1980
02/26/1980US4190581 Novel penicillin derivatives
02/26/1980CA1072544A1 Process for preparing penicillins
02/26/1980CA1072541A2 PROCESS FOR PREPARING 7.beta.-ACYLAMINO-7-ALKOXYCEPHALOSPORINS OR 6.beta.-ACYLAMINO-6-ALKOXYPENICILLINS
02/19/1980US4189574 Cephalosporin derivatives and process
02/19/1980US4189482 Penicillins having an imino substituted piperazindioncarbonylamino acyl sidechain
02/19/1980CA1072079A1 B-lactams and processes for their preparation and use
02/05/1980CA1071213A1 Thiazoleneazetidinones from penicillin sulfoxides
02/05/1980CA1071189A1 Chemical compounds, process for preparing said compounds and process for preparing 6-(p-hydroxyphenylglycylamido)-penam or 7-(p-hydroxyphenylglycylamido)-cephem compounds
01/1980
01/29/1980CA1070674A1 Penicillins and processes for their preparation and use
01/29/1980CA1070672A1 Azetidinone compounds
01/22/1980US4185015 Methoxymethyl 6-[D-2,2-dimethyl-4-(4-hydroxyphenyl)-5-oxo-1-imidazolyl]penicillanate
01/22/1980US4185014 Kentenimine intermediates for 6α-methoxy-α-carboxy penicillins
01/22/1980CA1070295A1 Penicillins and their preparation
01/15/1980US4183850 Process for preparing 2-acyloxymethylpenams and 3-acyloxycephams
01/15/1980CA1069887A1 Penicillin esters
01/15/1980CA1069886A1 Removal of carboxy-protecting groups
01/15/1980CA1069872A1 Materials for the separation of organic substances from solution
01/09/1980EP0006688A1 Dimethyl sulfoxide adducts of sodium 6-(D(-)-alpha-(4-hydroxy-1,5-naphthyridine-3-carboxamido)phenylacetamido)penicillanate or the derivative thereof bearing a hydroxyl group at the p-position of the phenyl group, methods for their preparation and decomposition, and their use as intermediates for purifying the crude penicillins
01/09/1980EP0006532A1 Lactams, methods for their preparation, and medicaments containing them
01/08/1980US4182762 Dioxopiperazine derivatives suitable for use as medicaments and β-lactam antibiotic intermediates
01/08/1980US4182711 Antibacterial agents of the β-lactam type
01/08/1980US4182710 Ketenimine intermediates for 6α-methoxy-α-carboxy penicillins
01/08/1980US4182709 Manufacture of semi-synthetic penicillin antibiotics
01/01/1980US4181659 Bis-penicillanoyloxy-alkanes
01/01/1980US4181656 Manufacture of semi-synthetic penicillin antibiotics
12/1979
12/25/1979US4180506 6β-Bromo penicillanic acid
12/25/1979CA1068681A Penam derivatives and preparation thereof
12/25/1979CA1068679A 1,2,4-oxadiazolonylacetyl penicillins and cephalosporins
12/18/1979US4179557 Acylation of 7-aminocephalosporanic acids
12/18/1979US4179511 Antibacterial 3-(5-tetrazolyl) penam compounds
12/18/1979US4179437 Amino acid derivatives of 6-(2-amino-2-arylacetamido) penicillanic acids
12/12/1979EP0005889A1 Process for the preparation of beta-lactam derivatives, the novel derivatives so obtainable and pharmaceutical compositions containing them
12/11/1979CA1067893A1 Penicillin derivative, its preparation and use
12/11/1979CA1067892A1 Iodo compounds
12/04/1979US4177189 Process for the preparation of hydroxyphosphinylureidobenzylpenicillins
12/04/1979CA1067486A1 PROCESS FOR PREPARING 7.beta.-ACYLAMINO-7.beta.-ALKOXYCEPHALOSPORINS OR 6.beta.-ACYLAMINO-6.alpha.-ALKOXYPENICILLINS
11/1979
11/20/1979US4175206 Process for preparing a hydroxyphenylglycine compound
11/20/1979US4175079 Cyclization, formation/c-n/, dehydration
11/13/1979US4174399 Treatment of lactic acidosis in ruminants
11/13/1979US4174318 Using a trialkyl- or trialkylaminophosphine as reducing agent
11/13/1979CA1066269A1 4-oxo-1-pyridinyl penicillin and cephalosporin derivatives
11/06/1979CA1065852A2 PROCESS FOR PREPARING 7.beta.-ACYLAMINO-7.alpha.-ALKOXYCEPHALOSPORINS OR 6.beta.-ACYLAMINO-6.alpha.-ALKOXYPENICILLINS
10/1979
10/31/1979EP0004956A1 Beta-lactam antibiotics, process for their preparation, fodder additives, drugs and process for their preparation
10/31/1979EP0004938A1 Process for the preparation of semisynthetic beta-lactam antibiotics
10/30/1979US4172892 Heteromonocyclic and heterobicyclic derivatives of unsaturated 7-acylamido-3-cephem-4-carboxylic acid
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