| Patents for C07D 205 - Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom (6,868) |
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| 01/28/1987 | EP0209886A2 beta-N-substituted aminothiol ester and process for preparing the same |
| 01/28/1987 | CN86102422A Process for preparing azetidine derivatives |
| 01/28/1987 | CN86102077A Carbapenem antibiotics |
| 01/27/1987 | US4639441 Antibacterial penicillins |
| 01/27/1987 | US4639335 Anhydropenicillin intermediate |
| 01/27/1987 | US4639334 Preparation of 1-benzylazetidine-3-ol derivatives |
| 01/21/1987 | EP0209352A2 Process and intermediates for beta-lactam antibiotics |
| 01/20/1987 | US4638067 Antibacterial agents |
| 01/20/1987 | US4638062 3-acylamino-2-oxo-1-azetidinesulfonic acids |
| 01/20/1987 | US4638061 Bactericides |
| 01/20/1987 | US4638060 Antibiotics, bactericides |
| 01/20/1987 | US4638010 Hypotensive, enzyme inhibitors, analgesics |
| 01/14/1987 | EP0208347A2 Use of carboxylic azetidine derivatives for reducing blood cholesterol levels |
| 01/14/1987 | CN85105097A Process for preparing beta-lactam compounds |
| 01/13/1987 | US4636567 Cns disorders |
| 01/13/1987 | US4636522 Acylaminoalkanoyl urethanes or thiourethanes |
| 01/13/1987 | CA1216575A1 Preparation of 3-exomethylene cephalosporins |
| 01/10/1987 | CN85101823A Process for producing azetidinones |
| 01/06/1987 | US4634554 N-benzyl,3-hydroxymethyl and 3-alkanoyloxymethyl azetidine derivatives |
| 01/02/1987 | DE3620467A1 Process for the preparation of beta -lactams, and beta -lactams |
| 12/30/1986 | US4633017 N-hydroxy protecting groups and process for the preparation of 3-acylamino-1-hydroxy-2-azetidinones |
| 12/30/1986 | US4632985 3-acylamino-2-oxo-1-azetidinesulfonic acids |
| 12/23/1986 | US4631150 Process for the preparation of penems |
| 12/23/1986 | CA1215715A1 Heterocyclic acetic acid esters |
| 12/23/1986 | CA1215705A1 Process for preparing optically active penems |
| 12/10/1986 | EP0204440A1 Azetidine derivatives production |
| 12/10/1986 | EP0204207A1 3-acylamino-2-oxo-1-azetidinesulfonic acids |
| 12/09/1986 | US4628111 Non-hygroscopic, intermediate for monocyclic b-lactam antibiotics |
| 11/26/1986 | EP0202776A1 Ureidoalkanoylaminocarbonyl amino and imino acids and esters |
| 11/26/1986 | CN86103230A Process for the preparation of a carboxylic acid salt |
| 11/26/1986 | CN85104078A Preparation of 1-substituted azetidine-3-01 derivatives |
| 11/25/1986 | US4625022 Process for preparing (s)-3-amino-2-oxo-1-azetidinesulfonic acid salts |
| 11/20/1986 | WO1986006722A1 Carbonate substituted monobactams as antibiotics |
| 11/20/1986 | EP0201957A2 Process for the preparation of a carboxylic acid salt |
| 11/18/1986 | US4623729 Hypotensive agents |
| 11/11/1986 | US4622178 Cephalosporin intermediates |
| 11/05/1986 | EP0200159A2 3-Acylamino-2-oxo-1-azetidinesulfonic acids |
| 11/05/1986 | CN85108120A Process for the preparation of tricyclische pyridinderivate and their use |
| 11/04/1986 | US4621092 Hypotensive, analgesic |
| 11/04/1986 | US4620867 1-carbalkoxyalkyl-3-aryloxy-4-(substituted-2'-carboxyphenyl)-azet-2-ones as plant growth regulators and herbicides |
| 11/04/1986 | US4620866 2-azetidineacetic acid and certain of its congeners |
| 11/04/1986 | CA1213596A1 1-alkyl derivatives of 3-aryloxy-4-(2-carbalkoxy)- phenyl-azet-2-ones as plant growth regulators |
| 10/29/1986 | EP0199675A1 Heterocyclic penem compounds |
| 10/29/1986 | EP0199630A1 Substituted azetidinones, pharmaceutical compositions containing them, and their use for the manufacture of anti-inflammatory and antidegenerative medicaments |
| 10/29/1986 | EP0199413A2 Process for preparing azetidine derivatives and novel intermediates therein |
| 10/28/1986 | US4619783 Process and intermediates for the preparation of penem derivatives |
| 10/22/1986 | CN86100736A Process for preparing 4,4-dialkyl-2-azetidinones |
| 10/21/1986 | US4618621 Substituted cyclohexylbenzeneacetamide |
| 10/15/1986 | EP0197491A1 3-oxo-2-azabicyclohexane derivatives, process for the production thereof and use of said derivatives as intermediates for antibacterial agents |
| 10/15/1986 | EP0197432A2 Enantioselective process for producing 1-beta-methylcarbapenem antibiotic intermediates |
| 10/15/1986 | EP0197294A2 Beta-lactam antibiotics, process for their preparation and their use as medicaments |
| 10/14/1986 | US4617152 β-lactams containing an α-exocyclic double bond |
| 10/14/1986 | US4617150 Microbiocides |
| 10/14/1986 | CA1212679A1 1-methylene carbonyl derivatives of 3-aryloxy-4- phenyl-azet-2-one |
| 10/07/1986 | US4616084 Process for the preparation of 7-acylamino-3-hydroxy-cephem-4-carboxylic acids and 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylic acids |
| 10/07/1986 | US4616007 Heterocyclthio compounds, process for their manufacture, pharmaceutical preparations that contain these compounds, and the the use of the latter |
| 10/01/1986 | EP0195963A1 Process for the preparation of carbapenem intermediates |
| 09/30/1986 | US4614614 Process for the manufacture of optically active azetidinones |
| 09/30/1986 | CA1212112A1 4-cyano-2-azetidinones and production thereof |
| 09/23/1986 | US4613596 Amino methyl furans and pharmaceutical compositions |
| 09/23/1986 | US4613595 Pencillin antibiotics |
| 09/16/1986 | US4612374 Tris-azetidinedione derivative 1,3,5-triazin-2,4,6-triones |
| 09/10/1986 | EP0194112A1 3-Aryl-oxyazetidinecarboxamides having anti-muscle tension, anti-muscle spasticity, anticonvulsant and antiepilectic activity |
| 09/10/1986 | CN86101695A Process for the preparation of beta-lactam antibiotics and their use as medicaments |
| 09/09/1986 | US4610824 Hydrazide derivatives of monocyclic beta-lactam antibiotics |
| 09/09/1986 | US4610823 Process for preparing substituted 2-thioxopenams and 2-substituted thiopenems |
| 09/09/1986 | US4610821 Central nervous system, thyrotropin releasing hormone |
| 09/09/1986 | US4610820 Process for the preparation of thienamycin and intermediates |
| 09/09/1986 | CA1211118A2 7-oxo-4-thia-1-azabicyclo[3,2,0]heptane derivatives |
| 09/02/1986 | CA1210772A2 7-oxo-4-thia-1-azabicyclo[3,2,0]heptane derivatives |
| 08/27/1986 | EP0192171A1 Process for chiral synthesis of 1-bêta-methyl-carbapenem intermediates |
| 08/19/1986 | US4607041 Cardiotonic agents |
| 08/13/1986 | EP0190786A1 Azetidine derivatives; process for their preparation; and their use as intermediates |
| 08/05/1986 | US4604468 Adreneric blocking agents, antidepressant |
| 08/05/1986 | US4604402 Hypotensive agnets |
| 08/05/1986 | US4604131 Herbicidal sulfonamides |
| 07/30/1986 | EP0188816A1 Novel beta-lactams and their production |
| 07/30/1986 | EP0188464A1 New 2-oxoazetidines, process for the preparation and utilization thereof |
| 07/29/1986 | US4603014 Thiazolinoazetidinone derivatives and process for the preparation of the same |
| 07/23/1986 | EP0188247A1 Process for preparing azetidinone intermediates |
| 07/16/1986 | EP0187500A1 Monobactams |
| 07/16/1986 | EP0187355A1 Process for preparing beta-lactam antibiotics |
| 07/15/1986 | US4600713 Carbapenicillin antibiotics |
| 07/15/1986 | CA1207753A1 2-(fluoroalkylthio)substituted penems, processes for preparing them, and pharmaceutical compositions containing them |
| 07/09/1986 | CN85105098A Process for preparing 4-acetoxy-3-hydroxyethylazetizin-2-one derivatives |
| 07/09/1986 | CN85100624A Process for the manufacture of optically uniform azetidinones |
| 07/02/1986 | CA1206968A 2-oxoazetidine derivatives, their production and use |
| 06/25/1986 | EP0185651A1 Intermediates for the production of antibacterial penem derivates |
| 06/25/1986 | EP0185221A2 Process for the preparation of aminothiazolylacetic-acid derivatives |
| 06/24/1986 | US4596677 Anhydropenicillin intermediates |
| 06/17/1986 | US4595750 Process for chiral synthesis of 1-β-methylcarbapenem intermediates |
| 06/17/1986 | US4595539 Preparation of penem derivatives and azetidinone intermediates |
| 06/17/1986 | US4595532 N-(substituted-methyl)-azetidin-2-ones |
| 06/17/1986 | CA1206148A1 7-oxo-4-thia-1-azabicyclo¬3,2,0|heptane derivatives |
| 06/11/1986 | EP0183994A1 Tricyclic pyridone derivatives |
| 06/10/1986 | US4594189 Process for preparing 3-phenoxy-1-azetidines and carboxamide derivatives |
| 06/10/1986 | CN85108996A Process for the manufacture of aminothiazole acetic acid derivatives |
| 06/03/1986 | US4592865 Azetidinone intermediates for cephalosporin analogs |
| 05/27/1986 | US4591457 Arysulphonyl azetidine compounds used as intermediates |
| 05/27/1986 | CA1205076A1 Process for the preparation of azetidinesulfonic acids |