C07D 201/16

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Showing 1 to 20 of 76 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9923194 Process for purifying N-alkylpyrrolidonesFeb 08, 16Mar 20, 18BASF SE
9908785 Process and apparatus for producing ammonium sulfate crystalsJun 20, 14Mar 06, 18CAP III B.V.
9562008 Process for the recovery of ε-caprolactam from extract waterJul 07, 14Feb 07, 17TECHNIP ZIMMER GMBH
9168311 Oligomer-dantrolene conjugates and related compoundsAug 20, 13Oct 27, 15NEKTAR THERAPEUTICS
9096516 Production method of N-vinyl-2-pyrrolidoneMay 17, 11Aug 04, 15NIPPON SHOKUBAI CO., LTD.
8846903 Acyl-urea derivatives and uses thereofJun 25, 08Sep 30, 14YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM
8841445 Process for preparing purified caprolactam from the Beckmann rearrangement of cyclohexane oximeDec 18, 13Sep 23, 14BASF SE
8604188 Washing of an organic phase comprising caprolactamSep 02, 09Dec 10, 13CAP III B.V.
8536213 Oligomer-dantrolene conjugates and related compoundsNov 14, 08Sep 17, 13NEKTAR THERAPEUTICS, NEKTAR THERAPEUTICS AL, CORPORATION,
8399658 Method for isolation of laurolactam from a laurolactam synthesis process streamNov 22, 10Mar 19, 13EVONIK DEGUSSA GMBH
8309540 HCV NS3 protease inhibitorsOct 22, 07Nov 13, 12MERCK SHARP & DOHME CORP.
8268990 CompoundsNov 20, 08Sep 18, 12DAINIPPON SUMITOMO PHARMA CO., LTD.
8231765 Process for the purification of lactamsMay 29, 08Jul 31, 12RHODIA POLYAMIDE INTERMEDIATES
8193348 System and method for recovering caprolactam from rearrangement mixturesMay 29, 09Jun 05, 12China Petrochemical Development Corporation
7615137 Process for recovering caprolactam from aqueous caprolactam product using in situ prepared alkali amino caproateAug 23, 02Nov 10, 09CAP III B.V.
7576198 Integrase inhibitors containing aromatic heterocycle derivativesAug 25, 00Aug 18, 09Shionogi & Co., Ltd.
7501047 Method for purifying caprolactamNov 11, 03Mar 10, 09BASF AKTIENGESELLSCHAFT
7482446 Amide-based compounds, production, recovery, purification and uses thereofDec 19, 05Jan 27, 09ADVANSIX RESINS & CHEMICALS LLC
7365195 Process for purifying caprolactamJul 16, 04Apr 29, 08DSM IP ASSETS B.V.
7217818 Purification of caprolactamNov 11, 03May 15, 07BASF AKTIENGESELLSCHAFT

Showing 1 to 20 of 76 results