| 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) |
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| 06/16/1987 | US4673738 Novel intermediates of cephalosporins and process for producing 7-(substituted or unsubstituted amino)-3-substituted methyl-Δ3 -cephem-4-carboxylic acids |
| 06/16/1987 | EP0225634A2 Antibacterial compounds, their production and use |
| 06/16/1987 | CA1222950A1 Osmotic device with dual thermodynamic activity |
| 06/10/1987 | EP0225182A2 Cephalosporin compounds |
| 06/10/1987 | EP0225127A2 Esters of cefuroxime |
| 06/09/1987 | CA1222745A1 PROCESS FOR THE PREPARATION OF .beta.-LACTAM COMPOUNDS |
| 06/03/1987 | EP0224385A2 Intermediates for the preparation of beta-lactam antibiotics |
| 06/03/1987 | EP0224283A2 Brain-specific drug delivery |
| 06/02/1987 | US4670431 Beta-lactam antibacterial agents |
| 06/02/1987 | CA1222507A1 .beta.-LACTAM ANTIBIOTICS, PROCESSES FOR THEIR PREPARATION AND AGENTS WHICH CONTAIN THESE COMPOUNDS |
| 05/27/1987 | EP0223365A2 Cefuroxime axetil dragee |
| 05/27/1987 | EP0223246A2 New cephem compounds and processes for preparation thereof |
| 05/27/1987 | EP0223184A2 Cephalosporins, process for their preparation and their use as medicaments |
| 05/27/1987 | CN86107947A Cephem compouds and processes for prepn thereof |
| 05/26/1987 | US4668783 Thiazolylacetamido cephalosporin compounds |
| 05/26/1987 | US4668782 Anhydrous crystalline or crystalline hemihydrate monohydrate or trihydrate of cephalosporin derivative |
| 05/26/1987 | US4668781 Ceph-3-one compounds and process for their manufacture |
| 05/26/1987 | US4668504 Use of substituted propenoates to prevent nephrotoxicity of certain antibiotics |
| 05/20/1987 | EP0222577A2 Crystalline cephalosporin monohydrate |
| 05/20/1987 | EP0222425A2 Brain-specific drug delivery |
| 05/20/1987 | EP0222322A2 Cephalosporin derivatives and process for their preparation |
| 05/20/1987 | EP0222022A1 Process for producing beta-lactam derivatives |
| 05/19/1987 | US4667028 Process for the preparation of cephem compounds |
| 05/19/1987 | US4667027 Cephem compounds and their production |
| 05/19/1987 | US4666899 3-(Optionally substituted-but-1-en-3-ynyl) cephalosporins |
| 05/13/1987 | EP0221719A2 Novel cephalosporin derivatives, processes for their preparation and pharmaceutical compositions containing them |
| 05/13/1987 | EP0221588A2 Brain-specific drug delivery |
| 05/12/1987 | US4665168 Cephalosporin intermediate |
| 05/12/1987 | US4665166 Process for preparing cephalosporin compounds |
| 05/12/1987 | US4665066 Bactericides |
| 05/12/1987 | US4665065 Bactericides |
| 04/29/1987 | EP0219926A2 Cephalosporins, processes for their preparation and pharmaceutical compositions containing them |
| 04/28/1987 | US4661590 Bactericides |
| 04/22/1987 | EP0219470A2 Crystalline glycerol-solvated cefatrizine and method for its preparation |
| 04/21/1987 | US4659814 Salts of amino-beta-lactamic acids and process for the preparation thereof |
| 04/21/1987 | US4659813 Crystallization process for ceftazidime derivative |
| 04/21/1987 | US4659812 Cephalosporin intermediates |
| 04/15/1987 | CN85101470A Carboxyalkenamidocephalosporins |
| 04/07/1987 | US4656287 Aminothiazole intermediate for a cephalosporin |
| 04/07/1987 | US4656264 Bicyclic azetidinone intermediates |
| 04/07/1987 | US4656262 7-methoxy cephalosporin derivative |
| 04/07/1987 | US4656166 Antibiotic compounds derived from cephalosporins, process for their production and pharmaceutical compositions |
| 04/07/1987 | CA1220196A1 Method for isolating and purifying antibiotics |
| 04/01/1987 | CN86105568A 3-propenyl cephalosporin solvates |
| 03/31/1987 | US4654422 Cephem intermediates |
| 03/31/1987 | US4654331 Oral absorption enhancement of carboxylic acid pharmaceuticals using (5-alkyl-2-oxo-1,3-dioxolen-4-yl)methyl ester group |
| 03/31/1987 | CA1219857A1 Cephalosporin derivatives, and a process for their preparation |
| 03/31/1987 | CA1219856A1 Method for production of cephalosporin compounds |
| 03/18/1987 | EP0214600A2 Cephalosporin derivatives |
| 03/18/1987 | EP0214462A2 3,7-Disubstituted-3-cephem compounds and processes for production of the same |
| 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 | CA1219238A1 Process for preparing 3-hydrogen cephems |
| 03/11/1987 | CN86105998A 3.7-disubstituted-3-cephem compounds and processes for production of the same |
| 03/10/1987 | US4649136 Bactericides |
| 03/04/1987 | EP0212923A2 Cephalosporin derivatives |
| 03/04/1987 | EP0212893A2 7-Formylaminocephalosporin compounds and microorganism and process for their production |
| 03/04/1987 | EP0212392A1 Copper-mediated oximation reaction |
| 03/03/1987 | US4647658 Process for preparing aminohydroxycephamcarboxylates |
| 03/03/1987 | US4647556 Cephalosporin derivatives |
| 03/03/1987 | CA1218646A1 Deesterification to acids |
| 02/26/1987 | WO1987001117A2 Conversion of cephalosporin hydrohalide salt to alkali metal salt |
| 02/26/1987 | WO1987001116A1 Process for preparing cephalosporin intermediates |
| 02/25/1987 | EP0211656A2 Cephalosporin derivatives, process for their preparation and pharmaceutical compositions containing them |
| 02/25/1987 | EP0211526A2 Cephalosporins, their preparation and formulations |
| 02/18/1987 | CN86104805A Ceph-3-ene-4-carboxylic acid derivatives |
| 02/17/1987 | CA1218054A1 3,7-disubstituted-3-cephem-4-carboxylic acid compounds and processes for preparation thereof |
| 02/04/1987 | CN86103521A Deprotection of allylic esters and ethers |
| 02/04/1987 | CN86102630A T-amino-3-propenylcephalosporanic acid and esters thereof |
| 02/03/1987 | US4640798 Sulfoxide derivatives with cyclic disilazine group |
| 01/31/1987 | CN85101711A New cephalosporins and process for their preparation |
| 01/31/1987 | CN85101682A Process for the preparation of beta-lactam antibiotics and their use |
| 01/28/1987 | EP0210078A2 Cephalosporin derivatives |
| 01/28/1987 | EP0209751A2 Cephalosporin derivatives and bactericides containing the same |
| 01/27/1987 | US4639448 7-amino-3-[substituted vinyl]-3-cephem-4-carboxylates having antimicrobial activity |
| 01/24/1987 | CN85101557A Process for preparing 7-d mandeloyl-amine-3-(1-sulfomethyl tetra-nitriolazole-5) sulfomethyl-3-cephalosporin-4-mono sodium carboxylate and its use |
| 01/21/1987 | EP0209237A2 Vinyl-glycyl-amino-beta-lactam derivatives |
| 01/21/1987 | CN86104690A Antibiotic method and formulations |
| 01/20/1987 | US4637999 Substituted cephalosporins as anti-inflammatory and antidegenerative agents |
| 01/20/1987 | CA1216841A1 Cephalosporin derivatives, their production and use |
| 01/17/1987 | CN85101404A Process for the preparation of cephalosporin derivative |
| 01/14/1987 | CN85106733A Preparation process for new cephalosporin compound |
| 01/14/1987 | CN85104867A Process for producing compounds of the kind of cephalosporin |
| 01/13/1987 | CA1216577A1 Crystalline 7-(r)-amino-3-(1-pyridiniummethyl) ceph -3-em-4-carboxylate |
| 01/13/1987 | CA1216576A1 .beta.-LACTAM ANTIBACTERIAL AGENTS |
| 01/13/1987 | CA1216575A1 Preparation of 3-exomethylene cephalosporins |
| 01/07/1987 | EP0207447A2 Tetrazolyl derivatives of beta-lactams useful as elastase inhibitors |
| 01/07/1987 | CN86102034A Method for preparing antibacterial compounds |
| 01/07/1987 | CN85105299A Process for the preparation of cephem compounds |
| 01/06/1987 | US4634697 Bactericide |
| 01/06/1987 | CA1216285A1 Cephalosporin ester derivatives, their production and use |
| 01/06/1987 | CA1216284A1 Thiazolylacetamido compounds |
| 12/31/1986 | CN85105749A Process for the preparation of cephalosporin antibiotic |
| 12/31/1986 | CN85105120A Process for the preparation of novel cephalosporin derivatives |
| 12/30/1986 | US4632918 17-(1-(2-aminothiazol-4-yl)-1-(substituted)alkenecarboxamido)-3 -(quaternary ammonium)methyl-3-cephem-4-carboxylate |
| 12/30/1986 | CA1215971A1 Cephalosporin derivatives |
| 12/30/1986 | CA1215970A1 Cephalosporin derivatives |
| 12/30/1986 | CA1215969A1 Cephem compounds and processes for preparation thereof |
| 12/23/1986 | US4631274 Halovinyl cephem compounds |
| 12/17/1986 | CN85109769A Preparation of cephalosporin derivatives and use |
| 12/16/1986 | US4629542 Process for preparing 3-exomethylenecepham derivatives |