Fachbereich Chemie
Publikationen von Detlef Geffken
Kurzbiographie
| 1943 | geboren in Rostock |
| 1970-1981 | wiss. Assistent/wiss. Oberassistent/Akad. Rat an der TU Braunschweig |
| 1972 | Promotion bei Gerwalt Zinner in Braunschweig |
| 1981 | Habilitation in Braunschweig |
| 1981-1983 | Akad. Oberrat/Privatdozent an der TU Braunschweig |
| 1983-1985 | Professor für pharmazeutische Chemie an der TU Braunschweig |
| 1985-1989 | Professor für pharmazeutische Chemie an der Universität Bonn |
| 1989-2008 | Professor für pharmazeutische Chemie an der Universität Hamburg |
| 1997 | E.I. DuPont de Nemours Forschungspreis |
Weitere Informationen
Publikationen
| Suche: FB Chemie / Hamburg | |
| 2013 | |
| 177 |
4-Methoxy-N-(1-methyl-1H-indazol-5-yl)benzenesulfonamide Hakima Chicha, El Mostapha Rakib, Detlef Geffken, Mohamed Saadi, Lahcen El Ammari Acta Crystallographica, Section E: Structure Reports Online E69, o1398 (2013) |
| 176 |
N-(1-Allyl-1H-indazol-5-yl)-4-methoxybenzenesulfonamide hemihydrate Hakima Chicha, El Mostapha Rakib, Detlef Geffken, Mohamed Saadi, Lahcen El Ammari Acta Crystallographica, Section E: Structure Reports Online E69, o1589 (2013) |
| 175 |
Preparation of Arylpropynamides and Their Reaction with Malonyl Acid Derivatives Olga A. Petina, Igor P. Yakovlev, Detlef Geffken Synthesis 45, 803-809 (2013) |
| 174 |
3-(Benzylthio)-1,2,4-triazine-5,6-diamines: Promising Molecules Against Chronic and Neuropathic Pain Detlef Geffken, Maria Geffken Proceedings 1st International Conference on Pharmaceutical Sciences and Pharmacology (Pharma 2013) 43-43 (2013), Verlag: Global Science and Technology Forum (GSTF), Singapore |
2012 | |
| 173 |
Ethoxy-5-methylbis[1,2,4]triazolo[1,5-a:4',3'-c]quinazoline Rashad Al-Salahi, Detlef Geffken, Ahmed Bari Acta Crystallographica, Section E: Structure Reports Online E68, o101 (2012) |
| 172 |
Ethyl 3-[7-ethoxy-6-(4-methoxybenzenesulfonamido)-2H-indazol-2-yl]propanote Najat Abassi, Bassou Oulemda, El Mostapha Rakib, Detlef Geffken, Hafid Zouih Acta Crystallographica, Section E: Structure Reports Online E68, o931 (2012) |
| 171 |
6-Amino-4-(3-iodoanilino)-2-methylpyrimidin-1-ium chloride Wafaa A. Zaghary, Detlef Geffken, S. Weng Ng Acta Crystallographica, Section E: Structure Reports Online E68, o2235 (2012) |
| 170 |
Efficient synthesis and 5-LOX/COX-inhibitory activity of some 3-hydroxybenzo[b]thiophene-2-carboxylic acid derivatives Finn K. Hansen, Mehdi Khankischpur, Ibrahim Tolaymat, Renata Mesaros, Gerd Dannhardt, Detlef Geffken Bioorganic & Medicinal Chemistry Letters 22, 5031-5034 (2012) |
| 169 |
Synthesis, antiproliferative and apoptotic activities of N-(6(4)-indazolyl)-benzenesulfonamide derivatives as potential anticancer agents Najat Abbassi, Hakima Chicha, El Mostapha Rakib, Abdellah Hannioui, Mdaghri Alaoui, Abdelouahed Hajjaji, Detlef Geffken, Cinzia Aiello, Rosaria Gangemi, Camillo Rosano, Maurizio Viale European Journal of Medicinal Chemistry 57, 240-249 (2012) |
| 168 |
Reactions of Arylpropynehydrazides with Substituted Malonyl Chlorides: A Route to Pyrazolo-Condensed 1,3-Oxazines Olga A. Petina, Igor P. Yakovlev, Detlef Geffken European Journal of Organic Chemistry 3219-3222 (2012) |
| 167 |
Efficient synthesis of flupirtine analogues derived from pyrimidine Finn K. Hansen, Detlef Geffken Journal of Heterocyclic Chemistry 49, 321-328 (2012) |
| 166 |
Expedient Microwave-Assisted Synthesis of Novel 6-Substituted 5-Alkoxy(benzyloxy)-3,6-dihydro-2H-1,3,4-oxadiazin-2-ones Detlef Geffken, Finn K. Hansen, Mehdi Khankischpur, Tobias Mauz, Ronald Meurer Synlett 23, 637 (2012) |
| 165 |
Efficient synthesis and 5-LOX/COX-inhibitory activity of some 3-hydroxybenzo[b]thiophene-2-carboxylic acid derivatives Mehdi Khankischpur, Detlef Geffken -/- Herausgeber: Domenico Spinelli, M. Mostacci, C. Costantini, G. Diodovich, A. Romano, N. Zanna Sigma-Aldrich Young Chemists Symposium. 12° SAYCS. Riccione, 1-3 Ottobre 2012, Poster P15 (2012) |
| 164 |
Novel substituted amino-, imino-1,2,4-triazine derivatives (Neue substituierte Amino-, Imino-1,2,4 Triazin Derivate) Maria Koellner, Detlef Geffken Patent: WO 2012038492 (A1) 2012-03-29; DE 102010041117 (A1) 2012-03-22 |
2011 | |
| 163 |
2-Benzyloxy-1,2,4-triazolo[1,5-a]quinazolin-5(4H)-one Rashad Al-Salahi, Detlef Geffken, Ahmed Bari Acta Crystallographica, Section E: Structure Reports Online E67, o1861 (2011) Erratum: Acta Crystallographica, Section E: Structure Reports Online 67, e17 (2011) |
| 162 |
Facile Synthesis and In-Vitro Antimalarial Activity of Novel α-Hydroxy Hydrazonates Mehdi Khankischpur, Finn K. Hansen, Ronald Meurer, Tobias Mauz, Bärbel Bergmann, Rolf D. Walter, Detlef Geffken Archiv der Pharmazie 344, 755-764 (2011) |
| 161 |
A New Series of 2-Alkoxy(aralkoxy)-[1,2,4]triazolo[1,5-a]quinazolin-5-ones as Adenosine Receptor Antagonists Rashad Al-Salahi, Detlef Geffken, Maria Anna Köllner Chemical & Pharmaceutical Bulletin 59, 730-733 (2011) |
| 160 |
Nachruf: Zum Tode von Prof. Dr. Dr. h.c. Gerwalt Zinner Detlef Geffken Deutsche Apotheker Zeitung 151, 94-95 (2011) |
| 159 |
Alkylation and reduction of N-alkyl-4-nitroindazoles with anhydrous SnCl2 in ethanol: synthesis of novel 7-ethoxy-N-alkylindazole derivatives Najat Abbassi, El Mostapha Rakib, Abdellah Hannioui, Mdaghri Alaoui, Mohamed Benchidmi, El Mokhtar Essassi, Detlef Geffken Heterocycles 83, 891-900 (2011) |
| 158 |
Synthesis of novel 2-alkoxy(aralkoxy)-4H-[1,2,4]triazolo[1,5-a]quinazolin-5-ones starting with dialkyl-N-cyanoimidocarbonates Rashad Al-Salahi, Detlef Geffken Journal of Heterocyclic Chemistry 48, 656-662 (2011) |
| 157 |
Synthesis of new series of pyrazolo[4,3-d]pyrimidin-7-ones and pyrido[2,3-d]pyrimidin-4-ones for their bacterial and cyclin-dependent kinases (CDKs) inhibitory activities Detlef Geffken, Raafat Soliman, Farid S. G. Soliman, Magdi M. Abdel-Khalek, Doaa A. E. Issa Medicinal Chemistry Research 20, 408-420 (2011) |
| 156 |
Synthesis of Novel 2-Methylsulfanyl-4H-[1,2,4]triazolo[1,5-a]quinazolin-5-one and Derivatives Rashad Al-Salahi, Detlef Geffken Synthetic Communications 41, 3512-3523 (2011) |
| 155 |
Facile
synthesis and in-vitro antimalarial activity of novel α-hydroxy hydrazonates Mehdi Khankischpur, Detlef Geffken -/- Herausgeber: Domenico Spinelli, F. Zerbetto, R. Mazzoni Sigma-Aldrich Young Chemists Symposium. 11° SAYCS. Pesaro, 17-19 Ottobre 2011, Poster P12 (2011) |
| 154 |
Expedient microwave-assisted synthesis of novel 6-substituted 5-alkoxy(benzyloxy)-3,6-dihydro-2H-1,3,4-oxadiazin-2ones Mehdi Khankischpur, Detlef Geffken -/- Herausgeber: Domenico Spinelli, F. Zerbetto, R. Mazzoni Sigma-Aldrich Young Chemists Symposium. 11° SAYCS. Pesaro, 17-19 Ottobre 2011, Poster P13 (2011) |
2010 | |
| 153 |
Novel synthesis of 2-alkoxy(aralkoxy)-5-chloro[1,2,4]triazolo[1,5-a]quinazolines and their derivatives Rashad Al-Salahi, Detlef Geffken Heterocycles 81, 1843-1859 (2010) |
| 152 |
Synthesis of 2-aminoimidazo[1,2-b][1,2,4]triazine-3,6,7(5H)-triones Detlef Geffken, Maria Anna Köllner Heterocyclic Communications 16, 145-149 (2010) |
| 151 |
Synthesis and Reactivity of [1,2,4]Triazolo-annelated Quinazolines Rashad Al-Salahi, Detlef Geffken Molecules 15, 7016-7034 (2010) |
| 150 |
Synthesis of novel N,3-substituted 3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-amines Finn K. Hansen, Detlef Geffken Synthesis 689-693 (2010) |
| 149 |
Convenient synthesis of 5-substituted 2-amino[1,2,4]triazolo[1,5-a][1,3,5]triazin-7(6H)-ones from N-triazolide imidates and 1,2,4-triazole-3,5-diamine Mehdi Khankischpur, Finn K. Hansen, Detlef Geffken Synthesis 1645-1648 (2010) |
| 148 |
Expedient microwave-assisted synthesis of 5-benzoylamino-2-(aralkylsulfanyl)pyrimidin-4(3H)-ones Finn K. Hansen, Detlef Geffken Synthesis 2583-2587 (2010) |
| 147 |
Synthesis and properties of 3,6-diamino-substituted 1,2,4-triazin-5(2H)-ones Detlef Geffken, Maria Anna Köllner Zeitschrift für Naturforschung, B: Journal of Chemical Sciences 65b, 571-577 (2010) |
| 146 |
Cyclic oxalylation of primary N-substituted anthranilamides: 1H-benzo[e][1,4]diazepine-2,3,5(4H)-triones and 11a-chlorobenzo[e]oxazolo[3,2-a][1,4]diazepine-2,3,5,11(10H,11aH)-tetraones Maria Anna Köllner, Detlef Geffken Zeitschrift für Naturforschung, B: Journal of Chemical Sciences 65b, 1155-1160 (2010) |
2009 | |
| 145 |
Synthesis and antimalarial activity of novel α- and β-hydroxy hydrazonates Mehdi Khankischpur, Detlef Geffken Internationale DPhG-Doktorandentagung 2009, 18.11.2009 bis 21.11.2009, Pichlarn (Österreich) Short Lecture (2009) |
2008 | |
| 144 |
Product class 5: hydroxylamines Detlef Geffken, Maria Anna Köllner Science of Synthesis 40b, 937-1082 (2008) |
| 143 |
Product class 6: 1-oxa-2-azacycloalkanes Detlef Geffken, Maria Anna Köllner Science of Synthesis 40b, 1083-1132 (2008) |
| 142 |
Preparation of fungicidal tricyclic 1,2,4-triazoles James Francis Bereznak, Dominic Ming-Tak Chan, Detlef Geffken, Mary Ann Hanagan, Gerald Edward Lepone, Robert James Pasteris, Steven Lewis Swann Patent: WO 2008103357 (A1) 2008-08-28 |
2007 | |
| 141 |
Synthesis of 3-alkoxy-5,6-dihydro-4H-1,2,5-oxadiazines from alkyl α-aminohydroximates Thomas Kurz , Wolfgang Thimann, Detlef Geffken Synthesis 1453-1455 (2007) |
| 140 |
Rapid and efficient microwave-assisted synthesis of 5-amino-3-aralkoxy(methoxy)amino-1,2,4-oxadiazoles Thomas Kurz , Nabih Lolak, Detlef Geffken Tetrahedron Letters 48, 2733-2735 (2007) |
| 139 |
Preparation of Entacapone derivatives as catechol-O-methyltransferase inhibitors Thomas Lauterbach, Fritz Paar, Klaus Hansen, Robert Krämer, Petra Pfeiffer, Dirk Schmidt, Detlef Geffken, Katharina Wehner, Wolfgang Thimann Patent: WO 2007144169 (A2) 2007-12-21 |
2006 | |
| 138 |
Spectrofluorimetric study of the charge-transfer complexation of certain fluoroquinolones with 2,3,5,6-tetrafluoro-p-bezoquinone Detlef Geffken, Hashem Salem American Journal of Applied Sciences 3, 1952-1960 (2006) |
| 137 |
Synthesis of 1-hydroxypyrrolidine-2,5-dione derivatives of the phosphonic-hydroxamic acid antibiotic SF-2312 Wamuyu Owotoki, Detlef Geffken, Thomas Kurz Australian Journal of Chemistry 59, 283-288 (2006) |
| 136 |
Synthesis and antimalarial activity of chain substituted pivaloyloxymethyl ester analogues of Fosmidomycin and FR900098 Thomas Kurz , Katrin Schlüter, Uwe Kaula, Bärbel Bergmann, Rolf D. Walter, Detlef Geffken Bioorganic & Medicinal Chemistry 14, 5121-5135 (2006) |
| 135 |
Synthese von 6-Thioxo-1,2,5-oxadiazinan-3-onen und Umwandlung in 3-Amino-2-thiohydantoine und 3-Hydroxy-2-thiohydantoine / Synthesis of 6-thioxo-1,2,5-oxadiazinan-3-ones and transformation into 3-amino-2-thiohydantoins and 3-hydroxy-2-thiohydantoins Detlef Geffken, Alf Ploetz Zeitschrift für Naturforschung, B: Chemical Sciences 61b, 83-86 (2006) |
| 134 |
Rapid microwave-assisted synthesis of 4-functionalized oxazolidin-2-ones Thomas Kurz , Katrin Schlüter, Uwe Kaula, Bärbel Bergmann, Rolf D. Walter, Detlef Geffken -/- Herausgeber: Josef Krieglstein Joint Meeting of the Czech, German and Hungarian Pharmaceutical Societies, October 4-7, 2006 in Marburg, Germany. Programme and Abstract Book 86-86 (Short Lectures SL C25) (2006), ISBN 978-3-89703-685-7; 3-89703-685-1 , Verlag: Görich & Weiershäuser, Marburg Alternativer Quellentitel: DPhG Joint Meeting 2006 |
2005 | |
| 133 |
Oxalylierung von N-Phenylanthranilo-O-alkylhydroxamsäuren zu 4-Alkoxy-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-2,3,5-trionen (Oxalylation of N-phenylanthranilic-O-alkylhydroxamates to 4-alkoxy-2,3,4,5-tetrahydro-1H-1,4-benzodiazepine-2,3,5-triones) Detlef Geffken, Maria Anna Köllner Zeitschrift für Naturforschung, B: Chemical Sciences 60b, 337-340 (2005) |
| 132 |
Synthese und Ringumwandlungen von 1,2,5-Oxadiazinan-3,6-dionen (Synthesis and ring transformations of 1,2,5-oxadiazinan-3,6-diones) Detlef Geffken, Hans von Zydowitz, Alf Ploetz Zeitschrift für Naturforschung, B: Chemical Sciences 60b, 967-972 (2005) |
| 131 |
Cyclisierung von N',N'-disubstituierten Anthranilsäurehydraziden mit 1,1'-Oxalyldiimidazol zu 4-Amino-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-2,3,5-trionen / Cyclization of N',N'-disubstituted anthranilic hydrazides with 1,1'-oxalyldiimidazole to 4-amino-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-2,3,5-triones Detlef Geffken, Maria Anna Köllner Zeitschrift für Naturforschung, B: Chemical Sciences 60b, 1207-1211 (2005) |
| 130 |
Synthesis and Properties of 4-Aminosubstituted-1H-benzo[1,4]diazepine-2,3,5-triones Detlef Geffken, Maria Anna Köllner -/- Herausgeber: Girolamo Cirrincione Book of Abstracts, 20th International Congress of Heterocyclic Chemistry, Palermo, Italy, July 31 - August 5, 2005, 2B-OC-1 (2005) |
| 129 |
Preparation of organophosphoric 4-iminohydantoin derivatives useful as pharmaceutical or herbicidal agent Thomas Kurz , Khalid Widyan, Detlef Geffken Patent: WO 2005016942 (A1) 2005-02-24 |
| 128 |
Preparation of organophosphorus compounds as herbicides Thomas Kurz , Detlef Geffken, Uwe Kaula Patent: WO 2005048715 (A2) 2005-06-02 |
| 127 |
Preparation of 1,4-benzothiazepin-5-ones as antipsychotics Thomas Kurz , Detlef Geffken, Renata Mesaros Patent: WO 2005082873 (A2) 2005-09-09 |
2004 | |
| 126 |
Synthesis and antiprotozoal activity of [1,3]oxazino[4,5,6-de]quinolines Thomas Meyer, Detlef Geffken Pharmazie 59, 593-596 (2004) |
| 125 |
Synthesis and reactivity of 3-aralkoxy-4-imino-imidazolidin-2-ones: a novel class of 4-iminohydantoins Thomas Kurz , Detlef Geffken, Khalid Widyan Tetrahedron 60, 2409-2416 (2004) |
| 124 |
Synthesis and Properties of 4-Amino-3-Thioxo-1,2,4-Oxadiazolidin-5ones and 4-Amino-5-thioxo-1,2,4-oxadiazolidin-3-ones Detlef Geffken, Sandra Zilz Book of Abstracts, 21th International Symposium on the Organic Chemistry of Sulfur, Madrid, Spain OB-25 (2004) |
| 123 |
Novel Synthesis of O-Substituted(unsubstituted) 3-Hydroxy-4-thioxo-imidazolidin- and oxazolidin-2-ones Khalid Widyan, Thomas Kurz , Detlef Geffken, Ulrich Riederer Book of Abstracts, 21th International Symposium on the Organic Chemistry of Sulfur, Madrid, Spain P-25-Tu (2004) |
| 122 |
Thionation of 1-Alkoxyindolin-2-ones: Formation of 1-Alkoxyindoles and 1-Alkoxyindolin-2-thiones Detlef Geffken, Thomas Röttger Book of Abstracts, 21th International Symposium on the Organic Chemistry of Sulfur, Madrid, Spain P-51-Tu (2004) |
2003 | |
| 121 |
65. Geburtstag von Prof. Dr. Jobst B. Mielck, Hamburg Detlef Geffken Deutsche Apotheker Zeitung 143, 5650-5651 (2003) |
| 120 |
Synthesis of 3-(3,5-dioxo-[1,2,4]-oxadiazolidin-2-yl)propylphosphonic acids Thomas Kurz , Detlef Geffken, Claudia Wackendorff Scientia Pharmaceutica 71, 39-49 (2003) |
| 119 |
Hydroxyurea analogs of fosmidomycin Thomas Kurz , Detlef Geffken, Claudia Wackendorff Zeitschrift für Naturforschung, B: Chemical Sciences 58b, 106-110 (2003) |
| 118 |
Carboxylic acid analogues of fosmidomycin Thomas Kurz , Detlef Geffken, Claudia Wackendorff Zeitschrift für Naturforschung, B: Chemical Sciences 58b, 457-461 (2003) |
2002 | |
| 117 |
Synthesis of novel 1,2,4,5-oxatriazinane-3,6-diones and 6-thioxo-1,2,4,5-oxatriazinan-3-ones Detlef Geffken, Sandra Zilz Heterocyclic Communications 8, 321-324 (2002) |
| 116 |
Efficient synthesis of Nα,N-disubstituted α-aminocarbohydroxamic acids Detlef Geffken, Alf Ploetz, Hans V. Zydowitz Scientia Pharmaceutica 70, 325-330 (2002) |
| 115 |
Preparation of 5,5-disubstituted thiazolidines as agrochemical fungicides Isao Iwataki, Vladimir F. Rudchenko, Thomas Kurz , Charles R. Semer, Thomas A. Kucharek, Detlef Geffken Patent: US 6476055 (B1) 2002-11-05 |
2001 | |
| 114 |
Famoxadone:
the discovery and optimization of a new agricultural fungicide Jeffrey A. Sternberg, Detlef Geffken, John B. Adams, Reiner Postages, Charlene G. Sternberg, Carlton L. Campbell, William K. Moberg Pest Management Science 57, 143-152 (2001) |
| 113 |
Synthesis and antibacterial activity of 5- and 6-hydroxy substituted 4-aminoquinolines and derivatives Thomas Meyer, Thomas Lemcke, Detlef Geffken, Paul-Michael Kaulfers Pharmazie 56, 691-695 (2001) |
| 112 |
Synthese, Reaktivität und Fungizide Eigenschaften von 4-Hydroxy(Alkoxy)imino-oxazolidin-2-onen (Synthesis, properties and fungicidal activity of 4-hydroxy(alkoxy)imino-oxazolidin-2-ones) Detlef Geffken, Cordula Riederer Scientia Pharmaceutica 69, 265-270 (2001) |
| 111 |
Synthese und Eigenschaften von α-Aminocarbohydroximsäure-estern (Synthesis and properties of α-aminocarbohydroximic esters) Wolfgang Thimann, Detlef Geffken Zeitschrift für Naturforschung, B: Chemical Sciences 56b, 547-553 (2001) |
| 110 |
Synthesis of 3-Alkoxypyrimidines Carsten Goebel, Detlef Geffken Book of Abstracts, 18th International Congress of Heterocyclic Chemistry, Yokohama, Japan 2-PO-108 (2001) |
| 109 |
Synthesis of 4-Alkoxy-benzo[f-1,4]thiazepine-3,5-diones Klaudia Beck, Detlef Geffken Book of Abstracts, 18th International Congress of Heterocyclic Chemistry, Yokohama, Japan 2-PO-109 (2001) |
2000 | |
| 108 |
Synthesis of oxazolo[4,3-c]-1,2,4-triazol-5-ones Detlef Geffken, Carsten Holst, Imke Willrodt Heterocyclic Communications 6, 21-24 (2000) |
| 107 |
4-Amino-substituted 1,2,4-oxadiazolidine-3,5-diones Detlef Geffken, Sandra Zilz Heterocyclic Communications 6, 55-58 (2000) |
| 106 |
Discovery of FamoxateTM, a new commercial fungicide Detlef Geffken Book of Abstracts, 219th ACS National Meeting, San Francisco, CA, March 26-30, 2000 ORGN-O627 (2000) |
1999 | |
| 105 |
Tetrahydro-oxazolo[4,3-c]-1,2,4-oxadiazol-5-ones - Synthesis and Biological Activity Cordula Riederer, Detlef Geffken Archiv der Pharmazie 332 (Suppl.) 41-41 (1999) |
| 104 |
Cyclization of thiocyanato malonates with hydroxylamines to 5-carboxyalkyl-4-oxo-thiazoli(di)nes Thomas Kurz , Detlef Geffken Heterocyclic Communications 5, 325-328 (1999) |
| 103 |
Von der universitären Grundlagen-forschung zur Anwendung: Das neue Pflanzentherapeutikum Famoxadon (Famoxate®) (The new plant therapeutic agent famoxadone (Famoxate). From basic research to application) Detlef Geffken Pharmazie in Unserer Zeit 28, 240-246 (1999) |
| 102 |
Synthese und fungicide Aktivität von 4-Hydrazono-oxazolidin-2-onen (Synthesis and fungicidal activity of 4-(arylhydrazono)oxazolidin-2-ones) Detlef Geffken, Volkmar Groetschel-Wessendorf Scientia Pharmaceutica 67, 21-25 (1999) |
| 101 |
Synthesis of 3-amino(alkoxy)-2,4-dioxo-1,3-oxazolidine-5-carboxylates from tartronic esters Thomas Kurz , Detlef Geffken Zeitschrift für Naturforschung, B: Chemical Sciences 54b, 667-673 (1999) |
| 100 |
On the Cyclization of α-Amino Alkyl Hydroximates Wolfgang Thimann, Detlef Geffken Book of Abstracts, 17th International Congress of Heterocyclic Chemistry, Wien, Austria PO-421 (1999) |
| 99 |
Synthesis of 4-Amino-1,2,4-oxadiazolidin-3,5-diones and their 5-Thioxo Analogues Sandra Zilz, Detlef Geffken Book of Abstracts, 17th International Congress of Heterocyclic Chemistry, Wien, Austria PO-422 (1999) |
| 98 |
Synthesis of 1,2-Diazetidin-3-ones Alf Ploetz, Detlef Geffken Book of Abstracts, 17th International Congress of Heterocyclic Chemistry, Wien, Austria PO-423 (1999) |
| 97 |
Synthesis and Properties of Heterosubstituted Parabanic Acids Detlef Geffken, Petra Pomykala, Claudia Wackendorff Book of Abstracts, 17th International Congress of Heterocyclic Chemistry, Wien, Austria PO-424 (1999) |
1998 | |
| 96 |
Oxazolidinones: a new class of agricultural fungicides Jeffrey A. Sternberg, Detlef Geffken, John B. Adams, Douglas B. Jordan, Reiner Postages, Charlene G. Sternberg, Carlton L. Campbell, William K. Moberg, Robert S. Livingston ACS Symposium Series 686 (Synthesis and Chemistry of Agrochemicals V) 216-227 (1998) |
| 95 |
4-(Alkoxyimino)hydantoins from O-alkylmandelohydroxamic acids and dicyclohexylcarbodiimide Detlef Geffken, Ralf Gleixner Heterocyclic Communications 4, 333-337 (1998) |
| 94 |
Synthesis of 5-Alkoxy(Aralkoxy)carbonyl Analogs of the Broad-Spectrum Fungicide Famoxadone Thomas Kurz , Detlef Geffken Pharmazie 53 (Suppl. 1) 25-25 (1998) |
| 93 |
3-Alkoxy-5,6-Dihydro-4H-1,2,5-Oxadiazin-6-ones(Thiones) from α-Amino Alkyl-hydroximates Wolfgang Thimann, Detlef Geffken Abstract Book, XVIIIth European Colloquium on Heterocyclic Chemistry, Rouen, France B-125 (1998) |
| 92 |
Synthesis and Ring Contraction of 1,2,5-Oxadiazinan-3,6-diones and 6-Thioxo-1,2,5-Oxadiazinan-3-ones Alf Ploetz, Detlef Geffken Book of Abstracts, XVIIIth European Colloquium on Heterocyclic Chemistry, Rouen, France B-126 (1998) |
1997 | |
| 91 |
Facile route to 1-alkoxy-3-pyrrolin-2-ones by cyclic sulfinylation of N-alkoxy-2-vinylglycolamides Detlef Geffken, Matthias Haerting, Jörg Froböse Heterocyclic Communications 3, 127-133 (1997) |
1996 | |
| 90 |
Sulfur containing heterocycles from α-hydroxy-alkanimidates Imke Willrodt, Detlef Geffken, Carsten Holst European Journal of Pharmaceutical Sciences 4 (Supplement 1) S111-S111 (1996) |
| 89 |
Unexpected cyclocondensation of N-benzyloxy-2-(4-fluorophenyl)-2-vinylglycolamide to 1-benzyloxy-3-(4-fluorophenyl)-3-pyrrolin-2-one Detlef Geffken, Jörg Froböse Pharmazie 51, 671-672 (1996) |
| 88 |
Synthese und Eigenschaften 2-Substituierter 4-Hydroxy-4-isoxazolin-3-one (Synthesis and properties of 2-substituted 4-hydroxy-4-isoxazolin-3-ones) Detlef Geffken, Stephan von Brandis Scientia Pharmaceutica 64, 377-381 (1996) |
| 87 |
An improved synthesis of N-alkoxy-α-oxoarylacetamides Detlef Geffken, Matthias Haerting Synthetic Communications 26, 4153-4156 (1996) |
1994 | |
| 86 |
Cyclisierung von N-(1-Methoxy-1-methylethoxy)carboxamiden zu 5,5-Dimethyl-1,4,2-dioxazolen (Cyclization of N-(1-methoxy-1-methylethoxy)carboxamides to 5,5-dimethyl-1,4,2-dioxazoles) Detlef Geffken, Jörg Froböse Journal für Praktische Chemie/Chemiker-Zeitung 336, 550-552 (1994) |
| 85 |
Conversion of N-arylglycolohydroxamic acids to 1,2,3-oxathiazolidin-4-one 2,2-dioxides Detlef Geffken, Sabine Geisel Journal of Heterocyclic Chemistry 31, 1473-1475 (1994) |
| 84 |
4-Hydrazono-oxazolidin-2-one aus 2-substituierten Glykolamidrazonen (4-hydrazonooxazolidin-2-ones from ω-substituted glycolamidrazones) Detlef Geffken, Carsten Holst Pharmazie 49, 821-824 (1994) |
| 83 |
An efficient route to N-arylglycolohydroxamic acids Detlef Geffken, Sabine Geisel Pharmazie 49, 855-856 (1994) |
| 82 |
Synthese und Eigenschaften 3-alkylsubstituierter 1-Alkoxy(hydroxy)indolin-2-one (Synthesis and properties of 3-alkylsubstituted 1-alkoxy(hydroxy)indolin-2-ones) Detlef Geffken, Jörg Froböse Pharmazie 49, 889-893 (1994) |
| 81 |
5-Alkoxy(Aralkoxy)-3,6-dihydro-2H-1,3,4-oxadiazin-2-one(thione) aus 2-Hydroxycarbonsäure-hydrazonid-estern (5-Alkoxy(Aralkoxy)-3,6-dihydro-2H-1,3,4-oxadiazin-2-ones(thiones) from 2-hydroxycarbohydrazono esters) Detlef Geffken, Carsten Holst Zeitschrift für Naturforschung, B: Chemical Sciences 49b, 970-976 (1994) |
1993 | |
| 80 |
(O-Arylcarbamoyl)acetonoxime aus 3-Aryl-1-(1-methoxy-1-methyl-ethoxy) harnstoffen und 3-Aryl-1-hydroxyharnstoffen. Anmerkungen zu einem Patentanspruch ((O-Arylcarbamoyl)acetone oximes from 3-aryl-1-(1-methoxy-1-methylethoxy)ureas and 3-aryl-1-hydroxyureas - some remarks on a patent claim) Detlef Geffken, Jörg Froböse Journal für Praktische Chemie/Chemiker-Zeitung 335, 555-557 (1993) |
| 79 |
Thiophenisostere der Salicylohydroxamsäure; Teil 1 (Thiophene isosters of salicylohydroxamic acid. Part 1. Synthesis, properties and cyclic carbonylation of 3-hydroxythiophene-2-carbohydroxamic acids) Detlef Geffken, Wolfgang Willmann Pharmazie 48, 407-410 (1993) |
| 78 |
Ringöffnende Reaktionen von 1,2-Oxazetidin-3-onen (Ring opening reactions of 1,2-oxazetidin-3-ones) Detlef Geffken, Annette Burchardt Pharmazie 48, 669-672 (1993) |
| 77 |
Cyclokondensation von 2(3-thienyl)substituierten O-Alkylglykolohydroxamsäuren zu 5,6-Dihydro-6aH-thieno[2,3-b]pyrrol-5-onen (Cyclocondensation of 2-(3-thienyl)substituted O-alkyl glycolohydroxamic acids to 5,6-dihydro-6aH-thieno[2,3-b]pyrrol-5-ones) Detlef Geffken, Georg Groll Pharmazie 48, 801-806 (1993) |
| 76 |
Synthesis and Chemistry of 5-Alkoxy-2,3-dihydro-6H-1,3,4-oxadiazin-2-ones (thiones) and Perhydro-1,3,4-oxadiazin-2,5-diones Detlef Geffken, Carsten Holst Book of Abstracts, 14th International Congress of Heterocyclic Chemistry, Antwerp, Belgium OP-DA-1 (1993) |
| 75 |
From Glycoloamidrazones to 4-Hydrazono-oxazolidin-2-ones and Tetrahydrooxazolo[4,3-c]-1,2,4-triazol-5-ones Detlef Geffken, Carsten Holst Book of Abstracts, 14th International Congress of Heterocyclic Chemistry, Antwerp, Belgium PO1-44 (1993) |
1991 | |
| 74 |
1-Alkoxy(Hydroxy)oxindoles
and 1-Alkoxy(Hydroxy)Pyrrolinones from N-Alkoxy-2-Hydroxycarboxamides Detlef Geffken, Jörg Froböse Book of Abstracts, 13th International Congress of Heterocyclic Chemistry, Corvallis, USA GE-105 (1991) |
| 73 |
Cyclization and Rearrangement Reactions of N-[(1-Mathoxy-1-methyl)ethoxy] carboxamides Jörg Froböse, Detlef Geffken Book of Abstracts, 13th International Congress of Heterocyclic Chemistry, Corvallis, USA PO1-37 (1991) |
| 72 |
Preparation of fungicidal iminooxazolidinones Detlef Geffken Patent: WO 9119703 (A2) 1991-12-26 |
1990 | |
| 71 |
N-Substituierte 2-Aryl-2-hydroxycarbohydroxamsäuren N-Substituted 2-Aryl-2-hydroxy-carbohydroxamic Acids (N-substituted 2-aryl-2-hydroxycarbohydroxamic acids) Annette Burchardt, Detlef Geffken Archiv der Pharmazie 323, 181-183 (1990) |
| 70 |
5-[(Halo)fluoralkyl]-5-hydroxyimidazolidin-2,4-dione aus 2,4,5-Imidazolidintrionen (5-[(Halo)fluoroalkyl]-5-hydroxyimidazolidine-2,4-diones from 2,4,5-imidazolidinetriones) Volker Broicher, Detlef Geffken Archiv der Pharmazie 323, 929-931 (1990) |
| 69 |
Ringverengung von 1,5,2-Dioxazinan-3,6-dionen und 1,3,2,4-Dioxathiazinan-5-on-2-oxiden zu 1,2-Oxazetidin-3-onen (Ring contraction of 1,5,2-dioxazine-3,6-diones and 1,3,2,4-dioxathiazin-5-one-2-oxides to 1,2-oxazetidin-3-ones) Annette Burchardt, Detlef Geffken Archiv der Pharmazie 323, 967-970 (1990) |
| 68 |
Fluorierte Elementorganika: XX. Synthese von Fluormethyltrimethylsilanen (Fluorinated organoelements. XX. Synthesis of fluormethyltrimethylsilanes) Volker Broicher, Detlef Geffken Journal of Organometallic Chemistry 381, 315-320 (1990) |
| 67 |
Fluorierte α-Oxocarbonsäuren aus Oxalsäuredi-tert-butylester und fluorierten (Halo)alkyltrimethylsilanen (Fluorinated α-oxocarboxylic acids from oxalic di-tert-butyl ester and fluoro(halo)alkyltrimethylsilanes) Volker Broicher, Detlef Geffken Zeitschrift für Naturforschung, B: Chemical Sciences 45b, 401-403 (1990) |
| 66 |
Preparation of oxazolidinones as agrochemical fungicides Detlef Geffken, Dennis Raymond Rayner, John B. Adams Patent: EP 393911 (A1) 1990-10-24 |
| 65 |
Preparation of fungicidal oxazolidinones Detlef Geffken, Dennis Raymond Rayner Patent: US 4957933 (A) 1990-09-18 |
1989 | |
| 64 |
Chemoselektive NaBH4-Reduktion von N-Alkyl-N-hydroxyoxamsäure-estern zu Glykolohydroxamsäuren (Chemoselective reduction of N-alkyl-N-hydroxyoxamate esters to glycolohydroxamic acids by sodium borohydride) Detlef Geffken, Annette Buchardt Chemiker-Zeitung 113, 348-349 (1989) |
| 63 |
Zum 65. Geburtstag von Professor Gerwalt Zinner Detlef Geffken Pharmazeutische Zeitung 134, 2391-2391 (1989) |
| 62 |
Ergiebige und einfache Synthese von Trifluorbrenztraubensäure-Monohydrat (Efficient and simple synthesis of trifluoropyruvic acid monohydrate) Volker Broicher, Detlef Geffken Tetrahedron Letters 30, 5243-5244 (1989) |
1988 | |
| 61 |
Synthese und Eigenschaften von 2-Hydroxycarbohydroximsäure-estern (Synthesis and properties of 2-hydroxycarbohydroximic esters) Detlef Geffken, Gabriele Schwarz Archiv der Pharmazie 321, 45-49 (1988) |
| 60 |
Cyclisierende Carbonylierung von Glykolohydroximsäure-estern zu 3-Alkoxy-4H-1,5,2-dioxazin-6-onen (Ring closing carbonylation of glycolohydroximic esters to 3-alkoxy-4H-1,5,2-dioxazin-6-ones) Gabriele Schwarz, Detlef Geffken Archiv der Pharmazie 321, 51-53 (1988) |
| 59 |
Synthese und Eigenschaften von 3-Alkoxy-3,4-dihydro-2H-1,3-benzothiazin-2,4-dionen (Synthesis and properties of 3-alkoxy-3,4-dihydro-2H-1,3-benzothiazine-2,4-diones) Detlef Geffken Archiv der Pharmazie 321, 235-236 (1988) |
| 58 |
Ergiebige Synthese N-substituierter Arylglyoxylohydroxamsäuren (Efficient synthesis of N-substituted arylglyoxylohydroxamic acids) Annette Burchardt, Detlef Geffken Archiv der Pharmazie 321, 311-312 (1988) |
| 57 |
Penicilline - Zur mercurimetrischen Bestimmung im DAB 9 (Penicillins. Their determination with mercury titration according to DAB 9) Karl-Heinz Surborg, Detlef Geffken Deutsche Apotheker Zeitung 128, 304-307 (1988) |
| 56 |
Eisen-Thioglykolsäure-Reaktion (Iron-thioglycolic acid reaction. Theoretical and experimental considerations) Detlef Geffken, Karl-Heinz Surborg Deutsche Apotheker Zeitung 128, 1235-1236 (1988) |
| 55 |
Synthese und Reaktivität 2-unsubstituierter 1,5,2-Dioxazinan-3,6-dione (Synthesis and reactivity of 2-unsubstituted 1,5,2-dioxazinane-3,6-diones) Gabriele Schwarz, Detlef Geffken Liebigs Annalen der Chemie 35-38 (1988) |
1987 | |
| 54 |
Einfache und ergiebige Synthese substituierter N-Hydroxyoxamsäure-ester (Facile and Efficient Synthesis of Esters of N-Substituted N-Hydroxyoxamic Acids) Detlef Geffken Archiv der Pharmazie 320, 382-384 (1987) |
| 53 |
Synthese und Eigenschaften 6-substituierter 4-Alkoxy-5,6-dihydro-4H-thieno[3,2-b]pyrrol-5-one (Synthesis and properties of 6-substituted 4-alkoxy-5,6-dihydro-4H-thieno[3,2-b]pyrrol-5-ones) Detlef Geffken Archiv der Pharmazie 320, 743-748 (1987) |
| 52 |
3-Benzyloxy-4H-dioxazin-6-one und Perhydro-1,5,2-dioxazin-3,6-dione - Synthese und Reaktivität Gabriele Schwarz, Detlef Geffken Archiv der Pharmazie 320, 884-884 (1987) |
| 51 |
Zur Reaktion von 4-Hydroxy-3-methoxycarbonylthiophen mit Sulfurylchlorid (Reaction of methyl 4-hydroxy-3-thiophenecarboxylate with sulfuryl chloride) Detlef Geffken, Wolfgang Willmann Chemiker-Zeitung 111, 15-16 (1987) |
| 50 |
Eintopfsynthese von (N-Alkoxy)arylglyoxylsäureamiden mit "Steglich-Reagenz" (One-pot synthesis of N-(alkoxy)arylglyoxylic acid amides with the Steglich reagent) Detlef Geffken, Georg Groll, Ralf Gleixner Chemiker-Zeitung 111, 245-246 (1987) |
| 49 |
Potentiometrie im DAB 9 Karl-Heinz Surborg, Detlef Geffken Deutsche Apotheker Zeitung 127, 2658-2660 (1987) |
| 48 |
Synthese und Eigenschaften von 3-Alkoxy(hydroxy)thiazolidin-2,4-dionen (Synthesis and properties of 3-alkoxy(hydroxy)thiazolidine-2,4-diones) Detlef Geffken Zeitschrift für Naturforschung, B: Chemical Sciences 42b, 1202-1206 (1987) |
| 47 |
Thienopyrrolones from N-Alkoxy-Thienylglykolamides Detlef Geffken, Georg Groll, Ralf Gleixner -/- Herausgeber: Richard Neidlein Abstract Book, 11th International Congress of Heterocyclic Chemistry, Heidelberg, Germany P 12.64 (1987) |
1986 | |
| 46 |
4-Benzyloxy-2,3,5-morpholintrione und 3-Benzyloxy-2,4-oxazolidindione aus N-Benzyloxyglykolamiden und Oxalylchlorid (4-(Benzyloxy)morpholine-2,3,5-triones and 3-(Benzyloxy)oxazolidine-2,4-diones from N-(benzyloxy)glycolamides and oxalyl chloride) Detlef Geffken, Knuth Strohauer Archiv der Pharmazie 319, 577-582 (1986) |
| 45 |
3-Alkoxy-1.2.3-oxathiazolidin-4-on-2-oxide und 1-Alkoxy-indolin-2-one aus N-Alkoxyglykolamiden und Thionylchlorid oder 1.1'-Thionyldiimidazol (3-Alkoxy-1,2,3-oxathiazolidin-4-one 2-oxides and 1-alkoxyindolin-2-ones from N-alkoxyglycolamides and thionyl chloride or 1,1'-thionyldiimidazole) Detlef Geffken, Knuth Strohauer Archiv der Pharmazie 319, 1084-1091 (1986) |
| 44 |
O-Alkanoylhydroxylamine aus Carbonsäuren, 1,1'-Carbonyldiimidazol und Hydroxylammoniumchloriden (O-Alkanoylhydroxylamines from carboxylic acids, 1,1'-carbonyldiimidazole, and hydroxylammonium chlorides) Detlef Geffken Chemiker-Zeitung 110, 377-379 (1986) |
| 43 |
Basenkatalysierte Ringaufweitung 2-alkylsubstituierter 1,2-Oxazetidin-3-one in 4-Oxazolidone (Base-catalyzed ring expansion of 2-alkyl substituted 1,2-oxazetidin-3-ones into 4-oxazolidinones) Thomas Lauterbach, Detlef Geffken Chemiker-Zeitung 110, 459-460 (1986) |
| 42 |
Direkte O-Acylierung von Hydroxylamin und N-monosubstituierten Hydroxylaminen mit 1-Benzoylimidazol (Direct O-acylation of hydroxylamine and N-monosubstituted hydroxylamines by 1-benzoylimidazole) Detlef Geffken Chemische Berichte 119, 744-746 (1986) |
| 41 |
Cyclisierung von N-substituierten 2,2-Diarylglycolohydroxamsäuren zu 1,2-Oxazetidin-3-onen (Cyclization of N-substituted 2,2-diarylglycolohydroxamic acids to 1,2-oxazetidin-3-ones) Thomas Lauterbach, Detlef Geffken Liebigs Annalen der Chemie 1478-1483 (1986) |
| 40 |
Heterocyclisierung von N-Alkoxy-(3-Thienyl)glycolamiden zu Thienopyrrolen Detlef Geffken, Georg Groll Scientia Pharmaceutica 54, 176-176 (1986) |
| 39 |
Synthese und Eigenschaften von 4-Alkoxy-4,5-dihydro-2H-thieno[3.2-b]pyrrol-5-onen (Synthesis and properties of 4-alkoxy-4,5-dihydro-2H-thieno[3,2-b]pyrrole-5-ones) Detlef Geffken, Knuth Strohauer Zeitschrift für Naturforschung, Teil B: Anorganische Chemie, Organische Chemie 41b, 89-92 (1986) |
| 38 |
Imidazolkatalysierte Ringerweiterung von 2-(Diarylmethyl)- und 2-(Arylalkyl)-1,2-oxazetidin-3-onen zu 4-Oxazolidonen (Imidazole-catalyzed ring expansion of 2-(diarylmethyl)- and 2-(arylalkyl)-1,2-oxazetidin-3-ones to 4-oxazolidinones) Thomas Lauterbach, Detlef Geffken Zeitschrift für Naturforschung, Teil B: Anorganische Chemie, Organische Chemie 41b, 1186-1190 (1986) |
1985 | |
| 37 |
2-Alkoxyimino-1,4-oxathian-6-one und 4-Alkoxy(hydroxy)perhydro-1,4-thiazin-3,5-dione aus Thiodiglycolsäuren mit Alkoxyaminen und Hydroxylamin (2-(Alkoxyimino)-1,4-oxathian-6-ones and 4-alkoxy(hydroxy)perhydro-1,4-thiazine-3,5-diones from thiodiglycolic acids with alkoxyamines and hydroxylamine) Detlef Geffken, Hans-Jürgen Kämpf Archiv der Pharmazie 318, 587-593 (1985) |
| 36 |
Synthese und Eigenschaften von 4-Alkoxy-5-imino-1,4-thiazinan-3-onen (Synthesis and properties of 4-alkoxy-5-iminotetrahydro-1,4-thiazin-3-ones) Detlef Geffken, Hans-Jürgen Kämpf Archiv der Pharmazie 318, 815-821 (1985) |
| 35 |
3-Hydroxy-1,3-oxazinan-4-one und 1,4,2-Dioxazole aus 3-Hydroxycarbohydroxamsäuren und Carbonylverbindungen (3-Hydroxy-1,3-oxazinan-4-ones and 1,4,2-dioxazoles from 3-hydroxycarbohydroxamic acids and carbonyl compounds) Detlef Geffken Archiv der Pharmazie 318, 895-902 (1985) |
| 34 |
Umwandlung
von o-Phthaldialdehyd in 2-Formylbenzonitril (Conversion of benzene-1,2-dicarboxaldehyde into 2-formylbenzonitrile) Detlef Geffken Archiv der Pharmazie 318, 1142-1144 (1985) |
| 33 |
Einfaches Herstellungsverfahren für symmetrisch substituierte N-Alkoxyglycolamide (Simple method for preparation of symmetrically substituted N-alkoxyglycolamides) Detlef Geffken, Knuth Strohauer Chemiker-Zeitung 109, 190-192 (1985) |
| 32 |
Einfache Synthese für N-Alkyl(Aralkyl)glykolohydroxamsäuren mit symmetrischer Substitution an C-2 (Facile synthesis of N-alkyl(aralkyl)glycolohydroxamic acids with symmetric substitution at C-2) Detlef Geffken, Thomas Lauterbach Chemiker-Zeitung 109, 192-194 (1985) |
| 31 |
3-Substituierte 1-Alkoxyindolin-2-one aus N-Alkoxy-2-phenylglycolamiden und Dicyclohexylcarbodiimid (3-Substituted 1-alkoxyindolin-2-ones from N-alkoxy-2-phenylglycolamides and dicyclohexylcarbodiimide) Detlef Geffken, Knuth Strohauer Zeitschrift für Naturforschung, Teil B: Anorganische Chemie, Organische Chemie 40b, 398-401 (1985) |
1984 | |
| 30 |
4-Monosubstituierte 1,2-Oxazetidin-3-one aus 4-(3-Thienyl)-1,5,2-dioxazinan-3,6-dionen und Umwandlung von 2-(2-Thienyl)glycolohydroxamsäuren in (2-Thienyl)-glyoxylsäureamide (4-Monosubstituted 1,2-oxazetidin-3-ones from 4-(3-thienyl)-1,5,2-dioxazinane-3,6-diones and conversion of 2-(2-thienyl)glycolohydroxamic acids to (2-thienyl)glyoxylic acid amides) Detlef Geffken Chemiker-Zeitung 108, 293-295 (1984) |
| 29 |
1,2-Oxazetidin-3-one aus (2-Thienyl)glycolohydroxamsäuren und 1,1'-Carbonyldiimidazol (1,2-Oxazetidin-3-ones from (2-thienyl)glycolohydroxamic acids and 1,1'-carbonyldiimidazole) Detlef Geffken Liebigs Annalen der Chemie 894-899 (1984) |
1983 | |
| 28 |
Zur Reaktion von 2-Hydroxycarbohydroxamsäuren mit Benzaldehyddimethylacetal (Reaction of 2-hydroxycarbohydroxamic acids with benzaldehyde dimethyl acetal) Detlef Geffken Archiv der Pharmazie 316, 874-878 (1983) |
| 27 |
Thienylsubstituierte Glykolohydroxamsäuren (Thienyl-substituted glycolohydroxamic acids) Detlef Geffken Chemiker-Zeitung 107, 308-310 (1983) |
| 26 |
Synthese und Eigenschaften von 4-Benzyloxyimino- und 4-Hydroxyimino-1,3-dioxan-2-one (Synthesis and properties of 4-(benzyloxyimino)- and 4-(hydroxyimino)-1,3-dioxan-2-ones) Detlef Geffken Liebigs Annalen der Chemie 1177-1184 (1983) |
| 25 |
Imidazolkatalysierte Umwandlung von 2-Arylmethylperhydro-1,5,2-dioxazin-3,6-dionen in 4-Oxazolidinone (Imidazole catalyzed transformation of 2-(arylmethyl)perhydro-1,5,2-dioxazine-3,6-diones into 4-oxazolidinones) Detlef Geffken Zeitschrift für Naturforschung, Teil B: Anorganische Chemie, Organische Chemie 38b, 531-534 (1983) |
| 24 |
3-Hydroxy-, 3-Alkoxy- und 3-Amino-2-thioxooxazolidin-4-one aus 6-Thioxoperhydro-1,5,2-dioxazin-3-onen (3-Hydroxy-, 3-alkoxy-, and 3-amino-2-thioxooxazolidin-4-ones from 6-thioxoperhydro-1,5,2-dioxazin-3-ones) Detlef Geffken Zeitschrift für Naturforschung, Teil B: Anorganische Chemie, Organische Chemie 38b, 1008-1014 (1983) |
1982 | |
| 23 |
Synthese und Eigenschaften 4-unsubstituierter und 4-monosubstituierter Perhydro-1,5,2-dioxazin-3,6-dione (Synthesis and properties of 4-unsubstituted and 4-monosubstituted perhydro-1,5,2-dioxazine-3,6-diones) Detlef Geffken Archiv der Pharmazie 315, 802-810 (1982) |
| 22 |
Ringverengende Decarboxylierung 4,4-diphenylsubstituierter Perhydro-1,5,2-dioxazin-3,6-dione zu 1,2-Oxazetidin-3-onen (Ring-contracting decarboxylation of 4,4-diphenyl-substituted perhydro-1,5,2-dioxazine-3,6-diones to 1,2-oxazetidin-3-ones) Detlef Geffken Chemiker-Zeitung 106, 442-443 (1982) |
| 21 |
3-(1-Hydroxyalkyl)-1,4,2-dioxazol-5-one und 3-Hydroxyoxazolidin-2,4-dione aus 2-Hydroxycarbohydroxamsäuren und 1,1'-Carbonyldiimidazol (3-(1-Hydroxyalkyl)-1,4,2-dioxazol-5-ones and 3-hydroxyoxazolidine-2,4-diones from 2-hydroxycarbohydroxamic acids and 1,1'-carbonyldiimidazole) Detlef Geffken Liebigs Annalen der Chemie 211-218 (1982) |
| 20 |
Zur cyclisierenden Carbonylierung von 3-Hydroxycarbohydroxamsäuren mit 1,1'-Carbonyldiimidazol (Cyclocarbonylation of 3-hydroxycarbohydroxamic acids with 1,1'-carbonyldiimidazole) Detlef Geffken Liebigs Annalen der Chemie 219-225 (1982) |
1981 | |
| 19 |
Zur Cyclisierung von Salicylsäureamiden und Salicylohydroxamsäuren mit 1,1'-Carbonyldiimidazol (Cyclization of salicylamides and salicylohydroxamic acids with 1,1'-carbonyldiimidazole) Detlef Geffken Liebigs Annalen der Chemie 1513-1514 (1981) |
| 18 |
Synthesis of 6,6-disubstituted 2,5-dioxodihydro-4H-1,3,4-dioxazines and their conversion to 3-amino- and 3-alkyl(aryl)-2,4-dioxotetrahydro-1,3-oxazoles Detlef Geffken Synthesis 38-40 (1981) |
| 17 |
2-Hydroxy- und 3-Hydroxycarbohydroxamsäuren als Bausteine heterocyclischer Bindungssysteme: Ein Beitrag zur Reaktivität bifunktioneller Hydroxamsäuren Detlef Geffken Habilitationsschrift, Braunschweig (1981) |
1980 | |
| 16 |
Zur Acylierung von N-Isopropyl- und N-Cyclohexylhydroxylamin mit Benzilsäure und 1,1'-Carbonyldiimidazol (Acylation of N-isopropyl- and N-cyclohexylhydroxylamine with benzylic acid and 1,1'-carbonyldiimidazole) Detlef Geffken Archiv der Pharmazie 313, 377-379 (1980) |
| 15 |
3-Alkoxyoxazolidin-2,4-dione aus N-Alkoxy-2-hydroxycarbonsäureamiden und 1,1'-Carbonyldiimidazol (3-Alkoxyoxazolidine-2,4-diones from N-alkoxy-2-hydroxycarboxamides and 1,1'-carbonyldiimidazole) Detlef Geffken Archiv der Pharmazie 313, 817-825 (1980) |
1979 | |
| 14 |
Ein einfaches Verfahren zur Darstellung von 2-Methyltropasäure (A simple method for the preparation of 2-methyltropic acid) Detlef Geffken Archiv der Pharmazie 312, 360-361 (1979) |
| 13 |
Zur hydrolytischen Entschwefelung einiger heterocyclischer Thione mit Silbernitrat (Hydrolytic desulfurization of some heterocyclic thiones with silver nitrate) Detlef Geffken Archiv der Pharmazie 312, 363-365 (1979) |
| 12 |
Synthese und Eigenschaften substituierter 2-Hydroxycarbohydroxamsäuren (Synthesis and properties of substituted 2-hydroxycarbohydroxamic acids) Detlef Geffken, Hans-Jürgen Kämpf Chemiker-Zeitung 103, 19-20 (1979) |
| 11 |
Über die Cyclisierung von N-Alkoxy-3-hydroxypropionamiden mit Thiophosgen (Cyclization of N-alkoxy-3-hydroxypropionamides with thiophosgene) Detlef Geffken Chemiker-Zeitung 103, 79-80 (1979) |
| 10 |
Synthese und Eigenschaften von 4-Benzyloxyimino-1,3-dioxolan-2-onen(thionen) (Synthesis and properties of 4-(benzyloxyimino)-1,3-dioxolan-2-ones and 4-(benzyloxyimino)-1,3-dioxolane-2-thiones) Detlef Geffken Chemiker-Zeitung 103, 299-300 (1979) |
| 9 |
Unerwartete Ringschlußreaktionen 2,2-disubstituierter N-Alkoxy-3-hydroxypropionamide mit Arylisocyanaten (Unexpected cyclizations of 2,2-disubstituted N-alkoxy-3-hydroxypropionamides with aryl isocyanates) Detlef Geffken Chemische Berichte 112, 600-606 (1979) |
| 8 |
Synthesis of perhydro-1,5,2-dioxazines: a novel type of heterocyclic compounds Detlef Geffken Heterocycles 12, 519-521 (1979) |
| 7 |
Anmerkungen zur Wasserbestimmung im Aceton nach dem Europäischen Arzneibuch Detlef Geffken Pharmazeutische Zeitung 124, 766-767 (1979) |
1976 | |
| 6 |
Die Reaktion 2,2-disubstituierter 3-Hydroxypropionsäuren mit N-monosubstituierten Hydroxylammoniumchloriden und Dicyclohexylcarbodiimid (The reaction of 2,2-disubstituted 3-hydroxypropionic acids with N-monosubstituted hydroxylammonium chlorides and dicyclohexylcarbodiimide) Detlef Geffken Archiv der Pharmazie 309, 413-421 (1976) |
1975 | |
| 5 |
Zur Reaktion 2,2-disubstituierter 3-Hydroxypropionsäuren mit aliphatischen Carbodiimiden (Reaction of 2,2-disubstituted 3-hydroxypropionic acids with aliphatic carbodiimides) Detlef Geffken, Gerwalt Zinner Chemische Berichte 108, 3730-3735 (1975) |
| 4 |
Herstellung von 3-Hydroxypropiohydroxamsäuren mit Hilfe von Dicyclohexylcarbodiimid (Preparation of 3-hydroxypropiohydroxamic acids using dicyclohexylcarbodiimide) Detlef Geffken, Hans-Jürgen Kämpf Synthesis 176-177 (1975) |
1974 | |
| 3 |
Zur Bestimmung von Pyridoxinhydrochlorid-Tabletten nach DAB 7 (Analysis of pyridoxine hydrochloride tablets by the DAB VII method) Eberhard Fischer, Detlef Geffken Pharmazeutische Zeitung 119, 1873-1875 (1974) |
1973 | |
| 2 |
Hydroxylamin-Derivate, LX. Darstellung von Derivaten der 3-Hydroxypropiohydroxamsäure unter Anwendung der Carbodiimid-Methode (Hydroxylamine derivatives. LX. Synthesis of 3-hydroxypropiohydroxamic acid derivatives by the carbodiimide method) Detlef Geffken, Gerwalt Zinner Chemische Berichte 106, 2246-2254 (1973) |
1972 | |
| 1 |
Synthesen in der Reihe substituierter 3-Hydroxy-Propionsäuren Detlef Geffken -/- Betreuer: Gerwalt Zinner Dissertation, Braunschweig (1972) |