Patents
Patents for C07D 205 - Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom (6,868)
01/1997
01/21/1997US5596096 Azetidinone derivatives and method for producing azetidinone and cephalosoporin derivatives
01/16/1997WO1997001564A1 Improved process for synthesizing carbapenem intermediates
01/16/1997CA2224439A1 Improved process for synthesizing carbapenem intermediates
01/15/1997EP0752984A1 Process for the preparation of cyclohexyl-azetidinones
01/08/1997EP0751934A1 Substituted azetidinone compounds useful as hypocholesterolemic agents
01/07/1997US5591846 Heterocyclic derivatives of 5-amino-2,4,6-triiodo-1,3-benzenedicarboxamides
01/07/1997US5591769 Cyclic imino derivatives and pharmaceutical compositions containing them
01/07/1997US5591737 Elastase inhibitors
01/07/1997CA1338830C Diastereomeric 5r,6s-6-(1r-hydroxyethyl)-2-(cis-1-oxo- 3-thiolanylthio)-2-penem-3-carboxylic acids
12/1996
12/27/1996EP0500835B1 A novel quinolone carboxylic acid derivative
12/19/1996WO1996040679A1 Substituted (sulfinic acid, sulfonic acid, sulfonylamino or sulfinylamino) n-[(aminoiminomethyl)phenylalkyl]-azaheterocyclylamide compounds
12/17/1996US5585357 Heteroaryloxymethyl ketones as interleukin-1βconverting enzyme inhibitors
12/12/1996WO1996039384A1 Substituted n-(indole-2-carbonyl)-glycinamides and derivatives as glycogen phosphorylase inhibitors
12/10/1996CA1338785C Process for 1-carba(dethia)cephalosporins
12/03/1996US5580988 Substituted azetidines and processes of using them
12/03/1996US5580976 Preparation of β-lactam compounds, and intermediates therefor
11/1996
11/26/1996US5578212 Without requiring derivatization of enantiomers; complex formation and dissociation
11/21/1996WO1996036602A1 Adnaz, compositions and processes
11/13/1996EP0742223A1 A method of preparing a derivative of optically active azetidin-2-one
11/12/1996US5574156 N-carbonyl azetidin-2-ones
11/12/1996US5574152 Carbapenem antibiotic intermediate
11/07/1996WO1996035122A1 Combinatorial process for synthesizing azetidinone analogs
11/07/1996WO1996034857A1 Substituted oximes, hydrazones and olefins as neurokinin antagonists
11/07/1996WO1996034852A1 Novel tetracycline derivatives
11/07/1996CA2219277A1 Novel tetracycline derivatives
10/1996
10/29/1996CA2057912C (1,2n) and (3,2n)-carbocyclic-2-amino tetralin derivatives
10/23/1996CN1033087C 7-(subtd.)-8-(substd.-9-|(substd.glycyl) amido¨-6-demethyl-6-deoxytetracyclines
10/22/1996US5567614 Enzymatic processes for resolution of enantiomeric mixtures of compounds useful as intermediates in the preparation of taxanes
10/22/1996CA1338670C .beta.-lactam antibiotics
10/09/1996EP0736036A1 Kininogen inhibitors
10/09/1996EP0736031A1 Improvements in or relating to chiral syntheses
10/08/1996US5563264 Cyclization of azetidinone derivative in presence of a catalyst
10/02/1996EP0734390A1 Process for the preparation of a thiazoline-azetidinone
10/01/1996US5561227 Chlorination a carboxylic acid; deprotonation a chiral (oxa or thia)zolidinone; enolizing; cyclization
09/1996
09/26/1996WO1996029334A1 PROCESSES FOR THE PREPARATION OF β-LACTAM DERIVATIVE
09/26/1996WO1996029307A1 Diphenylmethyl-azetidinone compounds and elastase inhibitor
09/25/1996CN1032857C Process for preparing novel diketene imine derivative
09/19/1996WO1996028453A1 Processes for the production of 2-isocephem derivatives
09/19/1996WO1996028422A1 PROCESS FOR THE PRODUCTION OF β-LACTAM COMPOUNDS
09/19/1996WO1996028421A1 PROCESS FOR PRODUCING HALOGENATED β-LACTAM COMPOUNDS
09/18/1996CN1131416A Hydroxy-substituted azetidinone compounds useful as hypocholesterolemic agents
09/12/1996WO1996027587A1 Catalic enantioselective synthesis of a spiro-fused azetidinone
09/12/1996CA2214580A1 Catalytic enantioselective synthesis of a spirofused azetidinone
08/1996
08/27/1996US5550229 Alkylation process for preparing azetidinone compound and starting compound therefor
08/22/1996WO1996025426A1 Novel dipeptide amidines as thrombin inhibitors
08/22/1996CA2211109A1 Novel thrombin inhibitors
08/20/1996CA1338539C 1-sulfo-2-oxoazetidine derivatives and their production
08/20/1996CA1338538C 1-sulfo-2-oxoazetidine derivatives and their production
08/08/1996WO1996024061A1 Methods and apparatus for synthesizing labeled combinatorial chemical libraries
08/08/1996CA2186943A1 Methods and apparatus for synthesizing labeled combinatorial chemical libraries
08/07/1996EP0724578A1 Amine derivatives as calcium channel antagonists
08/06/1996CA2071621C Aldehyde derivatives
08/01/1996WO1996022965A1 Novel aromatic amides, method for preparing and compositions containing same, and use thereof as pesticides
07/1996
07/30/1996US5541343 Cyclic imino derivatives and pharmaceutical compositions containing them
07/30/1996US5541326 Pharmaceutical composition used to treat central nervous system disorders
07/30/1996US5541317 Azetidinone compounds useful in the preparation of carbapenem antibiotics and process for preparing carbapenem and penem compounds
07/24/1996CN1127509A New peptide derivatives
07/23/1996US5539103 Compounds for treatment of leukemia or tumors
07/17/1996CN1126989A Process for the synthesis of azetidinones
07/10/1996EP0720599A1 Hydroxy-substituted azetidinone compounds useful as hypocholesterolemic agents
06/1996
06/27/1996WO1996019451A1 Substituted azetidin-2-ones for treatment of atherosclerosis
06/27/1996WO1996019450A1 4-[(heterocycloalkyl or heteroaromatic)-substituted phenyl]-2-azetidinones useful as hypolipidemic agents
06/27/1996CA2208530A1 Substituted azetidin-2-ones for treatment of atherosclerosis
06/26/1996EP0718280A2 Derivatives of beta-aminopropionic acid with a fungicidal activity
06/25/1996US5530117 Antibiotics
06/25/1996US5529990 Method for treating bacterial infection with novel 7-substituted-9-substituted amino 6-demethyl-6-deoxytetracyclines
06/19/1996CN1124957A 1-amidinophenyl-pyrrolidones piperidinones azetinones as platelet aggregation inhibitors
06/18/1996US5527791 Carbapenem antibiotic compounds
05/1996
05/30/1996WO1996016333A1 METHODS FOR SYNTHESIZING DIVERSE COLLECTIONS OF β-LACTAM COMPOUNDS
05/30/1996WO1996016037A1 Sulfur-substituted azetidinone compounds useful as hypocholesterolemic agents
05/30/1996WO1996016027A1 Matrix metalloprotease inhibitors
05/30/1996CA2205665A1 Matrix metalloprotease inhibitors
05/29/1996CN1123547A Anti-tumor compounds, pharmaceutical compositions, methods for preparation thereof and for treatment
05/29/1996CN1123544A Optically active 3-(1-(alkylamino)) alkyl pyrrolidines
05/09/1996WO1996013502A1 Phenyloxazolidinone antimicrobials
05/09/1996WO1996013484A1 Azetidinone derivatives for the treatment of atherosclerosis
05/01/1996EP0708751A1 Synthesis of combinatorial arrays of organic compounds through the use of multiple component combinatorial array syntheses
04/1996
04/30/1996US5512553 Preventing or treating bacterial infections
04/24/1996EP0707567A1 Process for the synthesis of azetidinones
04/18/1996WO1996011202A1 Process for the preparation of a thiazoline-azetidinone
04/17/1996EP0600952B1 Azacyclic compounds, processes for their preparation and pharmaceutical compositions containing them
04/17/1996CN1120834A Ozonide reducing agent
03/1996
03/27/1996EP0690853A4 Taxanes prepared by beta-lactams and ammonium alkoxides
03/26/1996US5502214 1,2-benzoquinones and methods for making and using same
03/26/1996US5502025 Antidotes for herbicides and plant saftening agents
03/20/1996EP0701818A2 Therapeutic methods using catalytic antibodies
03/20/1996EP0701568A1 New peptide derivatives
03/20/1996EP0690867A4 Taxanes having furyl or thienyl substituted side-chain
03/20/1996EP0690711A4 Taxanes having an amino substituted side-chain
03/20/1996EP0688212A4 C9 taxane derivatives and pharmaceutical compositions containing them
03/13/1996EP0502926B1 Anti-thrombotic peptides and pseudopeptides
03/13/1996EP0436545B1 Therapeutic methods using catalytic antibodies
03/12/1996US5498614 Bridged aza-bicyclic derivatives as substance P antagonist
03/12/1996CA1338143C Enzymatic preparation of clavulanic acid and its precursor
03/06/1996CN1118163A Spirocycloalkyl-substituted azetidinones useful as hypocholesterolemic agents
02/1996
02/27/1996US5495032 Process for producing 7-(substituted)-8-(substituted-9-[(substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines
02/27/1996US5495018 7-(substituted-9-(substituted amino)-6-demethyl-6-deoxytetracyclines
02/27/1996US5494903 7-substituted-9-substituted amino-6-demethyl-6-deoxytetracyclines
02/22/1996WO1996005193A1 (azetidin-1-ylalkyl)lactams as tachykinin antagonists
02/21/1996EP0697015A1 Optically active 3-(1-(alkylamino))alkyl pyrrolidines
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