| 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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| 03/06/1984 | US4435412 Bactericides |
| 03/06/1984 | US4435321 Bactericides and intermediates for 2- or 3-cephems |
| 02/29/1984 | EP0101602A1 Derivatives of 7-oxo-4-oxa-diazabicyclo-(3.2.0)-hept-2-en not substituted in position 6, processes for their preparation and their use as intermediates in the synthesis of beta-lactam antibiotics |
| 02/28/1984 | US4434287 Cephalosporin derivatives |
| 02/28/1984 | US4434173 Bis-esters of 4,5-di(hydroxymethyl)-2-oxo-1,3-dioxole as antibacterial agents |
| 02/22/1984 | EP0101199A1 Beta-lactam compounds |
| 02/21/1984 | US4432987 Pediatic bactericide |
| 02/21/1984 | US4432970 6-beta-Halopenicillanic acid 1,1-dioxides as beta-lactamase inhibitors |
| 02/21/1984 | US4432903 Antibiotics |
| 02/16/1984 | WO1984000547A1 Fluoralkylatedcarbapenem derivatives |
| 02/14/1984 | US4431803 7-Epi 3-exomethylenecephams |
| 02/14/1984 | US4431658 Aza penem compounds |
| 02/14/1984 | US4431654 Penicillins; antibiotics; bactericides |
| 02/14/1984 | US4431653 Penicillanic acid derivatives |
| 02/14/1984 | US4431588 Penacillins |
| 01/31/1984 | US4429128 Carbapenams and carbapen-2-ems and process therefor |
| 01/31/1984 | US4428935 Beta-lactamase inhibitors |
| 01/31/1984 | US4428806 Free radical generating conditions |
| 01/25/1984 | EP0099059A1 Antibacterial penem derivatives |
| 01/24/1984 | US4427678 6-Aminomethylpenicillanic acid 1,1-dioxide derivatives as beta-lactamase inhibitors |
| 01/24/1984 | US4427586 2-Oxoazetidine derivatives and production thereof |
| 01/18/1984 | EP0098433A2 Beta-lactam antibiotics, process for their preparation and preparations containing them |
| 01/17/1984 | US4426520 3-Carbamoyloxy-cepham-4-carboxylic acid derivatives |
| 01/11/1984 | EP0098032A2 Beta-lactam derivatives and their pharmaceutical preparations |
| 01/04/1984 | EP0097489A1 Process and intermediates for 6'-aminopenicillanoyloxymethyl penicillanate 1,1-dioxide |
| 01/04/1984 | EP0097446A1 Penicillin derivatives and process for preparation of the same |
| 01/03/1984 | CA1159783A1 Process for producing 6-aminopenicillanic acid and 6-aminopenicillanic acid s-oxide |
| 12/27/1983 | US4423055 6-Substituted-hydrocarbon-2-(substituted-thio)penem-3-carboxylic acids |
| 12/27/1983 | US4423033 Pharmaceutical compositions |
| 12/27/1983 | US4422971 Process for the preparation of 6-aminopenicillanic acid-1,1-dioxide |
| 12/21/1983 | EP0096496A1 Preparation of penicillin and cephalosporin compounds and novel intermediates useful therein |
| 12/20/1983 | US4421686 Antibiotic, bactericide |
| 12/13/1983 | US4420426 6-Alpha-halopenicillanic acid 1,1-dioxides |
| 12/13/1983 | CA1158639A1 6-bromopenicillanic acid sulfone |
| 12/06/1983 | US4419284 Preparation of halomethyl esters (and related esters) of penicillanic acid 1,1-dioxide |
| 11/30/1983 | EP0095341A1 Penicillanic acid dioxide prodrug |
| 11/30/1983 | EP0095320A1 A process for the preparation of beta-lactam compounds |
| 11/29/1983 | CA1157850A1 PROCESS FOR THE PREPARATION OF .beta.-LACTAM ANTIBIOTICS |
| 11/24/1983 | WO1983003968A1 Brain-specific drug delivery |
| 11/22/1983 | US4416891 Ester of 6-[(hexahydro-1H-azepin-1-yl)methyleneamino]penicillanic acid, and its use as antibacterial agent |
| 11/22/1983 | US4416884 Piperazinylbenzoheterocyclic compounds |
| 11/22/1983 | US4416883 Penicillin derivatives |
| 11/22/1983 | US4416880 β-Lactam antibiotics and compositions containing the same |
| 11/16/1983 | EP0094227A1 Derivatives of ampicillin and amoxicillin with beta-lactamase inhibitors |
| 11/15/1983 | US4415566 Cephalosporin derivatives |
| 11/15/1983 | CA1157014A2 Process for the preparation of (substituted)-2- carbamoyloxymethylpenam and (substituted)-3- carbamoyloxycepham |
| 11/09/1983 | EP0093564A1 Beta-lactam antibiotics |
| 11/09/1983 | EP0093465A2 Preparation of 6-alpha-bromo- and/or 6,6-dibromo-penicillanic acid 1,1-dioxides |
| 11/08/1983 | US4414153 1,3-Dithietane-2-carboxylic acid penicillin and cephalosporin derivatives |
| 11/02/1983 | EP0092986A1 Penicillins, a process for their preparation and compositions containing them |
| 11/02/1983 | EP0092968A1 Crystalline benzenesulfonate salts of sultamicillin |
| 11/02/1983 | EP0092722A1 Beta-lactam antibiotics, process for their preparation and their use as medicines |
| 11/01/1983 | US4413056 Process for the preparation of penicillins and penicillin derivatives |
| 10/26/1983 | EP0092286A2 A process for the preparation of penicillanic acid 1,1-dioxide and derivatives thereof |
| 10/25/1983 | US4411906 Penicillin antibacterial agents |
| 10/19/1983 | EP0091755A1 Penicillin derivatives, a process for their preparation and compositions containing them |
| 10/19/1983 | EP0091576A2 7-Oxo-4-thia-1-azabicyclo(3,2,0)heptane derivatives |
| 10/18/1983 | US4410522 Cephalosporins |
| 10/18/1983 | US4410458 Process for providing an oxidized penam |
| 10/12/1983 | EP0091302A1 Beta-lactam derivatives |
| 10/05/1983 | EP0090656A1 Penicillins, a process for the preparation and compositions containing them |
| 10/05/1983 | EP0090344A1 1,3-Dioxolen-2-one derivatives and process for production thereof |
| 10/04/1983 | US4407755 Bactericidal penicillins |
| 10/04/1983 | US4407751 Processes for preparing β-lactams |
| 10/04/1983 | US4407750 Unsymmetrical azetidinone aldehyde disulfides and process |
| 10/04/1983 | CA1154698A1 Process for the preparation of penicillin derivatives |
| 09/28/1983 | EP0089767A1 Acid addition salts of a penicillanic acid derivative |
| 09/27/1983 | US4406834 Antibiotics |
| 09/20/1983 | US4405618 Cephalosporins; bactericides; microbiocides; agriculture |
| 09/20/1983 | CA1212665B PREPARATION OF .beta.-LACTAM-CONTAINING ANTIBACTERIAL AGENTS AND .beta.-LACTAMASE INHIBITORS |
| 09/20/1983 | CA1154011A1 6-.beta.-SUBSTITUTED PENICILLANIC ACIDS AS .beta.-LACTAMASE INHIBITORS |
| 09/20/1983 | CA1154010A1 PREPARATION OF .beta.-LACTAM-CONTAINING ANTIBACTERIAL AGENTS AND .beta.-LACTAMASE INHIBITORS |
| 09/07/1983 | EP0087792A1 6-Substituted-2-carbamimidoyl-pen-2-em-3-carboxylic acids, process for preparing them and antibiotic compositions comprising them |
| 09/06/1983 | CA1153374A1 Piperazinylbenzoheterocyclic compounds |
| 09/06/1983 | CA1153327A1 Process for the preparation of penicillin derivatives |
| 08/30/1983 | US4401668 Bactericides |
| 08/30/1983 | CA1152982A1 Process and intermediates for penicillanic acid, 1,1-dioxide and esters thereof |
| 08/30/1983 | CA1152981A1 Process and intermediates for penicillanic acid 1,1-dioxide and esters thereof |
| 08/23/1983 | US4400509 With hexamethyldisilane with an organonitrogen catalyst |
| 08/09/1983 | US4397783 Process for converting 6,6-disubstituted penicillanic acid derivatives to the 6-β-congeners |
| 08/03/1983 | EP0084948A1 Penicillin derivatives |
| 08/03/1983 | EP0084925A1 6-Aminoalkylpenicillanic acid 1,1-dioxides and derivatives as beta-lactamase inhibitors |
| 08/03/1983 | EP0084730A1 Esters of penicillin derivatives with beta-lactamase inhibitors, their preparation and their use |
| 08/03/1983 | EP0084611A1 Crystalline, solvate-free D-(-)-4-hydroxy-phenylglycyl-chloride hydrochloride |
| 08/02/1983 | CA1151153A1 Penicillin salt |
| 07/26/1983 | US4395418 6-hydroxyethyl substituted antibiotics |
| 07/20/1983 | EP0083977A1 6-Alpha-hydroxymethylpenicillanic acid sulfone as a beta-lactamase inhibitor |
| 07/19/1983 | US4394313 Symmetrical azetidinone aldehyde disulfides and process |
| 07/19/1983 | CA1150242A1 ACETOXYMETHYL PENAM COMPOUNDS AS .beta.-LACTAMASE INHIBITORS |
| 07/13/1983 | EP0083484A1 1,1-Alkanediol dicarboxylate linked antibacterial agents |
| 07/12/1983 | US4393003 β-Lactamase inhibitors |
| 07/12/1983 | US4393001 Intermediates for production of 1,1-dioxopenicillanoyloxymethyl 6-(2-amino-2-phenylacetamido)penicillanates |
| 07/12/1983 | CA1149799A1 Penicillin compounds and methods for the production thereof |
| 06/29/1983 | EP0082666A1 Bis-hydroxymethyl carbonate bridged antibacterial agents |
| 06/29/1983 | EP0082656A2 Preparation of cepham derivatives |
| 06/29/1983 | EP0082498A2 Beta-lactam compounds and process for the preparation thereof |
| 06/28/1983 | CA1148942A1 Purification of penicillin derivative |
| 06/28/1983 | CA1148941A1 Penicillins |
| 06/28/1983 | CA1148940A1 Penicillin derivatives |
| 06/22/1983 | EP0082113A1 2-Aminobytyl-2-penem derivatives, process for their preparation and pharmaceutical compositions containing them |