| 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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| 05/19/1987 | US4666835 2-vinylpenams and process |
| 05/13/1987 | EP0221846A1 Optically active acyloxyazotidinones |
| 05/13/1987 | EP0221588A2 Brain-specific drug delivery |
| 05/06/1987 | EP0220939A1 6-(1-Carbamoyl-1-hydroxymethyl)penicillanic-acid derivatives |
| 05/06/1987 | EP0220925A1 A process for the preparation of sodium amoxycillin |
| 05/05/1987 | US4663451 Process for the synthesis of penems and penams |
| 05/05/1987 | CA1221371A1 Intermediates and process for preparing (s)-3- acylamino-4-substituted-2-azetidinones |
| 05/05/1987 | CA1221358A1 2-thiacephems and (5r) penems derivatives |
| 05/05/1987 | CA1221357A1 Process for the production of penem compounds |
| 05/05/1987 | CA1221356A1 .beta.-LACTAM COMPOUNDS, THEIR PREPARATION AND USE |
| 04/22/1987 | CN86106583A Process for 2-(1-oxo-3-thiolanyl)-2-penem antibiotics |
| 04/21/1987 | US4659813 Crystallization process for ceftazidime derivative |
| 04/15/1987 | EP0218323A1 2-Propadienyl penicillin derivatives and intermediates |
| 04/07/1987 | US4656263 6-β-substituted penicillanic acid compound free of the 6-α-epimer |
| 04/07/1987 | US4656165 Aminomethyl penem compounds |
| 04/07/1987 | CA1220196A1 Method for isolating and purifying antibiotics |
| 03/31/1987 | US4654331 Oral absorption enhancement of carboxylic acid pharmaceuticals using (5-alkyl-2-oxo-1,3-dioxolen-4-yl)methyl ester group |
| 03/25/1987 | EP0215739A1 Synthesis of beta-lactam compounds |
| 03/18/1987 | CN85106479A Crystalline d-6(alpha-((2-aldo-3-furfurylidene-amino-1-imidazolidinyl) carbonyl amino)-2 thienylacetamido)-penicillanic acid salt with sodium, process thereof and use as medicine |
| 03/17/1987 | US4650794 Bactericidal antibiotics |
| 03/12/1987 | WO1987001371A1 New method for producing chemical compounds |
| 03/11/1987 | EP0213814A2 Synthesis of tricyclazole |
| 03/11/1987 | EP0213685A1 Process for the preparation of 6-amino penicillanic acid 1,1 dioxide by oxidation of 6-amino penicillanic acid |
| 03/10/1987 | CA1218985A1 Penicillin derivatives and process for preparation of the same |
| 03/04/1987 | EP0212404A1 7-oxo-4-thia-1-azabicyclo [3.2.0] hept-2-ene derivatives |
| 03/04/1987 | EP0212392A1 Copper-mediated oximation reaction |
| 03/04/1987 | EP0212260A1 Process for preparing a stable bacampicillin 6beta-Halopenicillanate |
| 03/04/1987 | CN86105952A Process for the preparation of 6-amino penicillanic acid 1,1 dioxide by oxidation of 6-amino penicillanic acid |
| 03/03/1987 | US4647457 Penicillanic acid derivatives |
| 03/03/1987 | CA1218646A1 Deesterification to acids |
| 02/25/1987 | EP0211236A1 7-Oxo-4-thia-1-azabicyclo[3,2,0]hept-2-ene derivatives |
| 02/17/1987 | CA1218055A1 Preparation of 6-alpha-bromo- and/or 6,6-dibromo- penicillanic acid 1,1-dioxides |
| 02/11/1987 | CN86103410A Method and apparatus for preparing food foodstuffs |
| 02/04/1987 | EP0210883A2 Derivatives of penem |
| 02/04/1987 | EP0210815A2 6-Beta-(alpha-etherified oxyimino)-acylamino penicillanic-acid derivatives, their preparation and use |
| 02/04/1987 | EP0210814A1 6-(Substituted methylene) penems |
| 02/04/1987 | CN86104926A Synthesis of tricyclazole |
| 02/04/1987 | CN86103521A Deprotection of allylic esters and ethers |
| 02/03/1987 | US4640798 Sulfoxide derivatives with cyclic disilazine group |
| 02/03/1987 | CA1217479A1 Penicillin derivatives |
| 01/31/1987 | CN85102130A New method for preparing penicillin and cephalosporin derivatives |
| 01/29/1987 | WO1987000525A1 6-alkylidene penems |
| 01/28/1987 | EP0210065A1 6-Alkylidene penems |
| 01/27/1987 | US4639441 Antibacterial penicillins |
| 01/27/1987 | US4639335 Anhydropenicillin intermediate |
| 01/21/1987 | EP0209237A2 Vinyl-glycyl-amino-beta-lactam derivatives |
| 01/20/1987 | CA1216842A1 Process for the preparation of penicillanic acid 1,1- dioxide and derivatives thereof |
| 01/17/1987 | CN85101428A Process for the dehalogenation of 6.6-dibromopenicillanic acid 1,1-dioxide |
| 01/13/1987 | CA1216576A1 .beta.-LACTAM ANTIBACTERIAL AGENTS |
| 01/07/1987 | EP0207447A2 Tetrazolyl derivatives of beta-lactams useful as elastase inhibitors |
| 01/06/1987 | US4634556 Crystalline sodium (5R, 6S, 8R)-6-(1-hydroxyethyl)-2-(2-carbamoyloxyethylthio)-penem-3-carboxylate and process for making same |
| 01/06/1987 | CA1216285A1 Cephalosporin ester derivatives, their production and use |
| 01/06/1987 | CA1216284A1 Thiazolylacetamido compounds |
| 12/31/1986 | CN86102350A New cephalosporin compounds, preparation of |
| 12/30/1986 | EP0206000A1 (2,3)-Alpha-methylenepenam-3-carboxylic acids and derivatives thereof |
| 12/23/1986 | US4631150 Process for the preparation of penems |
| 12/23/1986 | CA1215705A1 Process for preparing optically active penems |
| 12/16/1986 | US4629726 Penem carboxylic acids |
| 12/09/1986 | CA1215042A1 Process for preparing penem esters |
| 12/03/1986 | EP0203559A1 Penicillin derivative containing naphthyridine |
| 12/03/1986 | EP0203216A1 Penicillin derivatives and process for their preparation |
| 12/02/1986 | US4626532 Process for stabilization of bacampicillin hydrochloride |
| 12/02/1986 | US4626384 Penam derivatives |
| 11/26/1986 | EP0202703A1 Pharmaceutical compositions of the prodrug type, a process for the preparation thereof, a process for the preparation of them as prodrug functioning compounds and compounds obtained therein |
| 11/25/1986 | US4625021 Penicillins, cephalosporins, amidation, (iso)nicotinic base |
| 11/25/1986 | US4624948 Crystalline modification of ceftazidim |
| 11/20/1986 | WO1986006723A1 PROCESS FOR PRODUCING beta-LACTAM DERIVATIVES |
| 11/20/1986 | EP0202048A1 Carbapenem derivatives, their preparation, and pharmaceutical compositions containing them |
| 11/18/1986 | US4623644 Acylation of tirandamycic, streptolic and sorbic acids to cephalosporin and penicillin nuclei |
| 11/18/1986 | US4623643 Penem derivatives |
| 11/18/1986 | CA1214161A1 Bis-hydroxymethyl carbonate bridged antibacterial agents |
| 11/12/1986 | EP0201459A1 Acylaminomethyl-penem compounds, their preparation and pharmaceutical formulations containing them |
| 11/12/1986 | EP0201221A1 6-(1-acyl-1-hydroxy methyl) penicillanic acid derivatives |
| 11/12/1986 | EP0201206A1 Penem derivatives |
| 11/04/1986 | CA1213582A1 1,1-alkanediol dicarboxylate linked antibacterial agents |
| 11/04/1986 | CA1213581A1 Process and intermediates for production of 1,1- dioxopenicillanoyloxymethyl 6-(2-amino-2- phenylacetamido) penicillanates |
| 10/29/1986 | EP0199675A1 Heterocyclic penem compounds |
| 10/29/1986 | EP0199490A1 Penem derivatives |
| 10/29/1986 | EP0199446A1 Penem compounds, production and use thereof |
| 10/29/1986 | CN85101572A Process for the preparation of 6-(substituted) methylenepenicillanic, 6-(substituted) hydroxymethylpenicillanic acid and derivatives thereof |
| 10/28/1986 | US4619924 2-alkylthiopenem derivatives |
| 10/28/1986 | US4619786 Preparation of 6-α-bromo- and/or 6,6-dibromo-penicillanic acid-1,1-dioxides |
| 10/28/1986 | US4619785 Reacting ampicillin with acetoacetic acid derivative, halo-diethyl carbonate, hydrolysis |
| 10/28/1986 | US4619783 Process and intermediates for the preparation of penem derivatives |
| 10/21/1986 | CA1212939A1 Penicillin derivatives and process for preparation of the same |
| 10/15/1986 | EP0197294A2 Beta-lactam antibiotics, process for their preparation and their use as medicaments |
| 10/15/1986 | CN86102736A Processes for preparation of 6-(1-acyl-1-hydroxymethyl) penicillanic acid derivatives and their use |
| 10/14/1986 | US4617300 2(N-heterocyclyl) penems |
| 10/08/1986 | EP0196524A2 Phenoxyalkylaminopyrimidine derivatives, their preparation and insecticidal and acaricidal compositions containing them |
| 10/08/1986 | CN85101193A Process for making 6,6-dibromo-penicillanic acid 1,1-dioxide |
| 10/07/1986 | US4616007 Heterocyclthio compounds, process for their manufacture, pharmaceutical preparations that contain these compounds, and the the use of the latter |
| 10/07/1986 | CA1212378A1 .beta.-LACTAMASE INHIBITING 2-.beta.-SUBSTITUTED-2-.alpha.- METHYL-(5R) PENAM-3-.alpha.-CARBOXYLIC ACID 1,1- DIOXIDES AND INTERMEDIATES THEREFOR |
| 10/01/1986 | EP0195963A1 Process for the preparation of carbapenem intermediates |
| 10/01/1986 | EP0195947A2 Beta-lactam antibiotics, process for their preparation and their use as and in medicaments |
| 09/30/1986 | US4614738 2-(N-heterocycloaliphaticthio)penems |
| 09/30/1986 | US4614737 2-dioxacycloalkylthiopenem derivatives |
| 09/30/1986 | CA1212105A1 Ampicillin esters and production thereof |
| 09/30/1986 | CA1212104A1 Process and intermediates for sultamicillin and analogs |
| 09/23/1986 | US4613595 Pencillin antibiotics |
| 09/23/1986 | US4613462 Antibiotics |