| 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) |
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| 06/21/1983 | US4389408 Novel ampicillin esters and production thereof |
| 06/21/1983 | US4389407 1,3-Thiazolidin-4-yl-carboxylic acid derivatives and antibacterial compositions thereof |
| 06/21/1983 | CA1148535A1 Process for the production of penicillins |
| 06/14/1983 | US4388314 Heteromonocyclic and heterobicyclic derivatives of unsaturated 7-acylamido-3-cephem-4-carboxylic acid |
| 06/14/1983 | US4388310 6-Amido-2-S-oxides of substituted 2-organothio-pen-2-em-3-carboxylic acids |
| 06/14/1983 | CA1148145A1 6-amino-spiro¬penam-2,4'-piperidine|-3- carboxylic acids |
| 06/14/1983 | CA1148144A1 6-amino-spiro¬penam-2,4'-piperidine|-3- carboxylic acid derivatives |
| 06/14/1983 | CA1148143A1 TOTAL SYNTHESIS OF NOVEL AZETIDINONES, USEFUL AS .beta.-LACTAMASE INHIBITORS AND ANTIBACTERIAL AGENTS |
| 06/08/1983 | EP0080942A1 Novel intermediates and process for preparing (S)-3-acylamino-4-substituted-2-azetidinones |
| 06/07/1983 | US4387096 Thiazol-4-yl derivatives |
| 06/01/1983 | EP0080162A1 2-(Fluoroalkylthio)substituted penems, processes for preparing them, and pharmaceutical compositions containing them |
| 05/31/1983 | US4386089 Bactericides, growth promoters |
| 05/31/1983 | US4386030 Process for preparing 6-(1'-hydroxyethyl)-2-substituted-pen-2-em-3-carboxylic acid |
| 05/31/1983 | CA1147325A1 Process for the preparation of penam derivatives |
| 05/24/1983 | US4385176 Process for preparation of 2-lower alkyl-2 or 3-cephem-4-carboxylic acid derivatives |
| 05/24/1983 | US4385060 Penicillins |
| 05/17/1983 | CA1146544A1 Process for penicillin epimerization |
| 05/17/1983 | CA1146542A1 Lactams, processes for the preparation thereof and pharmaceuticals containing these compounds |
| 05/17/1983 | CA1146538A1 Process for chemically removing the acyl side-chain from cephalosporins and penicillins |
| 05/17/1983 | CA1146536A1 Cephalosporin reduction process |
| 05/11/1983 | EP0078413A1 Process for producing brominated 1,3-dioxolen-2-ones |
| 05/04/1983 | EP0078026A2 Antibiotic synthesis |
| 05/03/1983 | US4382089 Antibacterial amide compounds, compositions thereof and methods of using them |
| 04/26/1983 | US4381307 Soft tertiary amine esters of bio-affecting carboxylic acids |
| 04/26/1983 | US4381300 Sulphur analogs of cephalosporins having a nucleophile substituted in the 7 position |
| 04/26/1983 | US4381263 Process for the preparation of penicillanic acid esters |
| 04/19/1983 | US4380512 2β-Chloromethyl-2α-methylpenam-3α-carboxylic acid sulfone and salts and esters thereof |
| 04/12/1983 | US4379923 Preparation of 7-acylamino-3-(thio-substituted)-methyl 3-cephem-4-carboxylic acid-1-oxide derivatives |
| 04/12/1983 | US4379784 Pyrimidinyl ureido penicillins |
| 04/12/1983 | CA1144540A1 6-AMIDINOPENICILLANIC ACID DERIVATIVES INCLUDING THE RADICAL OF A .beta.-LACTAMASE INHIBITOR AND PROCESS FOR PREPARING THE SAME |
| 04/06/1983 | EP0076066A1 Penicillin derivatives |
| 04/05/1983 | US4379152 Cephalosporins |
| 04/05/1983 | CA1144159A1 DERIVATIVES OF 6.beta.-HYDROXYALKYLPENICILLANIC ACIDS AS .beta.-LACTAMASE INHIBITORS |
| 04/05/1983 | CA1144158A1 Antibacterial amide compounds and process means for producing the same |
| 04/05/1983 | CA1144155A1 Process for removing an allylic group from allylic esters, carbonates and carbamates |
| 03/30/1983 | EP0075449A1 Penicillin derivatives |
| 03/30/1983 | EP0075430A2 Antibacterial esters of beta-lactams, and processes and intermediates for their preparation |
| 03/29/1983 | US4378314 For penicillins and cephalosporins |
| 03/23/1983 | EP0074783A1 Beta-lactamase inhibiting 2-beta-substituted-2-alpha-methyl-(5R) penam-3-alpha-carboxylic acid 1,1-dioxides and intermediates therefor |
| 03/23/1983 | EP0074777A1 Antibacterial 6-(2-amino-2-(4-acyloxy-phenyl) acetamido) penicillanoyloxymethyl esters |
| 03/22/1983 | US4377590 Antibacterial, administering |
| 03/22/1983 | US4377524 Bis-esters of methanediol with penicillins and penicillanic acid 1,1-dioxide |
| 03/16/1983 | EP0073993A2 Optically pure alpha-aminophenylacetic acid derivatives, process for their preparation and their use in the preparation of medicines |
| 03/15/1983 | US4376767 Pyridylmethyl esters of selected bio-affecting carboxylic acids |
| 03/09/1983 | EP0073674A1 Pure 6,6-diiodopenicillanic acid and process for its preparation |
| 03/09/1983 | EP0073454A2 6-Alpha-methoxy-penicillins, their salts, process for their preparation and therapeutic agents containing these compounds |
| 03/08/1983 | US4376076 Bis-esters of 1,1-alkanediols with 6-beta-hydroxymethylpenicillanic acid 1,1-dioxide |
| 03/01/1983 | US4375434 Process for 6'-amino-penicillanoyloxymethyl penicillanate 1,1-dioxide |
| 03/01/1983 | CA1142174A1 Method for producing penicillanic acid derivatives |
| 02/22/1983 | US4374982 Cepham compounds |
| 02/22/1983 | US4374844 Bactericides |
| 02/22/1983 | CA1141753A1 Production of penicillins |
| 02/22/1983 | CA1141752A1 Production of penicillins |
| 02/15/1983 | US4374138 Penicillins |
| 02/15/1983 | US4374065 Penicillins, antibiotics |
| 02/09/1983 | EP0071395A1 Beta-lactam antibacterial agents |
| 02/08/1983 | CA1140916A1 Penicillins |
| 02/08/1983 | CA1140915A1 Process for the preparation of (substituted)-2-carbamoyloxymethylpenam and (substituted)-3-carbamolyoxycepham |
| 01/26/1983 | EP0070477A1 Novel ester of 6-((hexahydro-1H-azepin-1-yl)methyleneamino)penicillanic acid, process for its production, and its use as antibacterial agent |
| 01/25/1983 | US4370414 Benzlypenicillanic acid (s-oxide) with enzymes produced by arthrob |
| 01/25/1983 | US4370326 Thiazole-substituted |
| 01/25/1983 | CA1140115A1 Process for preparing ampicillin |
| 01/19/1983 | EP0070204A2 Carboxylic beta-lactam compounds and the preparation thereof |
| 01/19/1983 | EP0070103A1 Process for the preparation of penam derivatives |
| 01/19/1983 | EP0070013A1 Oral absorption enhancement of carboxylic acid pharmaceuticals using (5-alkyl-2-oxo-1,3-dioxolen-4-yl)methyl ester group |
| 01/19/1983 | EP0069962A1 Novel ester of 1,1-dioxopenicillanic acid, process for production thereof, and use thereof as beta-lactamase inhibitor |
| 01/18/1983 | US4369312 Method of producing oxo-containing azetidinone compounds |
| 01/18/1983 | CA1139745A1 Process for preparing 7-oxo-4-thia-1-aza- bicyclo¬3,2,0|-heptane derivatives |
| 01/12/1983 | EP0069378A2 Antibacterial penem derivatives |
| 01/12/1983 | EP0069377A2 Antibacterial penem derivatives |
| 01/12/1983 | EP0069373A1 (5R, 6R)-Penem compounds, their production and use |
| 12/28/1982 | US4366098 From 6-aminopenicilianic acid and anhydride of amide-type dane salt with alkyl or aralkyl chlorocarbonate |
| 12/28/1982 | CA1138434A1 Penicillins, their salts, processes for their preparation and pharmaceutical compositions containing these compounds |
| 12/22/1982 | EP0067612A1 Penicillin derivatives |
| 12/22/1982 | EP0067610A1 Penicillins, a process for their preparation and compositions containing them |
| 12/22/1982 | EP0067518A1 Modified beta-lactam compounds |
| 12/21/1982 | US4364957 Bis-esters of alkanediols as antibacterial agents |
| 12/21/1982 | US4364865 Bicyclic unsaturated thia-aza compounds and 4-acylthio azetidinone intermediates |
| 12/14/1982 | CA1137492A2 Thiazolylacetic acid compounds |
| 12/14/1982 | CA1137414A1 Suspension of microencapsulated bacampicillin acid addition salt for oral, especially pediatric, administration |
| 12/08/1982 | EP0066406A1 Beta-lactam antibiotics |
| 12/08/1982 | EP0066373A1 Beta-lactam derivatives, a process for their preparation and compositions containing them |
| 12/07/1982 | US4362721 Bactericides |
| 11/30/1982 | US4361560 Antibiotic cephalosporins |
| 11/30/1982 | US4361514 Carbon analogs of penicillin |
| 11/30/1982 | US4361513 Esters of penicillanic acid sulfone |
| 11/30/1982 | CA1136617A1 2,6-disubstituted penem compounds |
| 11/24/1982 | EP0065384A1 Separation process |
| 11/23/1982 | US4360463 Pure 6,6-diiodopenicillanic acid and process for its preparation |
| 11/17/1982 | EP0013663B1 Process for removing an allylic group from allylic esters, carbonates and carbamates |
| 11/16/1982 | US4359472 Derived from a penicillin and a beta-lactamase inhibitor |
| 11/16/1982 | CA1135687A1 .beta.-LACTAM ANTIBIOTICS, THEIR PRODUCTION, AND THEIR MEDICINAL USE |
| 11/09/1982 | US4358588 Process for preparing cephalosporanic acid compounds |
| 11/09/1982 | CA1135271A1 Process for the production of 3-thienylmalonic acid |
| 11/03/1982 | EP0064040A1 Therapeutically active disulphide compounds and their use |
| 10/27/1982 | EP0063434A1 Pharmaceutical composition comprising a penicillin derivative for the treatment of bacterial infections |
| 10/26/1982 | US4356174 Antibiotic |
| 10/26/1982 | US4356122 Penacillin derivatives; reactions for the inversion of 6-alpha and 6-beta configuration |
| 10/26/1982 | CA1134349A1 Penam 1,1-dioxides as beta-lactamase inhibitors |
| 10/19/1982 | US4355038 α-Substituted ureido-benzylpenicillanic acids |