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Prof. Stefan Hecht, Ph.D.
Phone: +49 (0)30 2093-7365
Fax: +49 (0)30 2093-6940
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Contact Us |
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Laboratory of Organic Chemistry and Functional Materials
Department of Chemistry
Humboldt-Universität zu Berlin
Brook-Taylor-Str. 2
12489 Berlin
Germany
Administrative Assistant:
Daniela Voigtländer
Phone: +49 (0)30 2093-7308
Fax: +49 (0)30 2093-6940
Email
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Group Presentations
Theses
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2 0 1 1
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[27] |
Mirko Lohse: “Discrete Supramolecular Porphyrin-Phthalocyanine-Assemblies as Light-Harvesting-Systems”, Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2011
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[26] |
Andreas Viertel: “Synthese von nanoskaligen Graphenstreifen in Lösung”, Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2011
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[25] |
Björn Kobin: “Synthese und Charakterisierung neuartiger verbrückter Oligoparaphenylene”, Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2011
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[24] |
Chandan Maity: “Spiropyran-based Systems for Molecular Electronics”, Dissertation, Humboldt-Universität zu Berlin, Germany, 2011
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[23] |
Denise Zornik: “The 1,2,3-Triazole Moiety as Conformationally Restricting Entity for New Foldamer Motifs”, Dissertation, Humboldt-Universität zu Berlin, Germany, 2011
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[22] |
Robert Göstl: "Synthesis and Characterization of Novel Diarylethenes with Improved Switching Behavior", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2011
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[21] |
Tamer El Malah: "Hierarchical Self-Assembly of Folded Amphiphiles: Synthesis and Liquid Crystalline Behavior", Dissertation, Humboldt-Universität zu Berlin, Germany, 2011
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2 0 1 0
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[20] |
Martin Herder: "Molekulare Schaltprozesse auf Basis Photoresponsiver Diarylethene", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2010
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[19] |
Torben Peters: "Photoschaltbare Chelatliganden", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2010
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2 0 0 9
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[18] |
Daniel Becker: "Design und Synthese Neuartiger Polyazaacene als Elektronenakzeptormaterialien", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2009
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[17] |
Irén Fischer: "Elektronenarme Heteroaromaten für Neue Organische n-Halbleiter", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2009
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[16] |
Maria-Melanie Russew: "Auf dem Weg zu Triazol-basierten Photoschaltbaren Foldameren", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2009
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[15] |
Robert M. Meudtner: "Neuartige Triazol-basierte aromatische Rückgrate für die Makromolekulare und Supramolekulare Chemie", Dissertation, Humboldt-Universität zu Berlin, Germany, 2009
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[14] |
Sebastian Hartwig: "New Peptide-Mimicking Scaffolds: Influence of Stereochemistry, Connectivity, and Topology", Dissertation, Humboldt-Universität zu Berlin, Germany, 2009
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[13] |
Ragnar S. Stoll: "Design of Photoswitchable Catalyst Systems", Dissertation, Humboldt-Universität zu Berlin, Germany, 2009
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2 0 0 8
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[12] |
Volker Eberhardt: "Neue Monomere für π-konjugierte Polymere", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2008 |
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[11] |
Marie-Anne Berlin: "Koordinationschemie und Neue Architekturen auf Basis von 2,6-Bis(1,2,3-triazol-4-yl)pyridinen", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2008 |
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[10] |
Maike V. Peters: "Photoschaltbare Katalysatoren", Dissertation, Humboldt-Universität zu Berlin, Germany, 2008 |
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2 0 0 7
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[9] |
Denise Zornik: "Konformationelles Design via 1,3-Dipolare Cycloaddition", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2007 |
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[8] |
Susanne Grützner: "Design von Katalysatoren für Polyadditionsreaktionen", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2007 |
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2 0 0 6
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[7] |
Christian Kaiser: "Systematische Untersuchungen zum Helix-Knäuel-Übergang in meta-Phenylenethinylen-Polymeren", Dissertation, Freie Universität Berlin, Germany, 2006 |
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[6] |
Marco A. Balbo Block: "Folding Architectures Containing Phenylene Ethynylene Oligomers and Polymers", Dissertation, Freie Universität Berlin, Germany, 2006 |
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2 0 0 5
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[5] |
Anzar Khan: "Phenylene Ethynylene Foldamers: From Synthesis to Tubular Scaffolding and Photoswitchable Helices", Dissertation, Freie Universität Berlin, Germany, 2005 |
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[4] |
Robert M. Meudtner: "Synthese von Polypeptiden alternierender Stereochemie ausgehend von α-Oligoaminosäure-N-carboxyanhydriden", Diplomarbeit, Freie Universität Berlin, Germany, 2005 |
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2 0 0 4
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[3] |
Ragnar S. Stoll: "Synthese von Chiralen Squarainen und Erste Aggregationsstudien", Diplomarbeit, Freie Universität Berlin, Germany, 2004 |
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[2] |
Maike V. Peters: "Synthese und Charakterisierung eines photoschaltbaren Azoporphyrins", Diplomarbeit, Freie Universität Berlin, Germany, 2004 |
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2 0 0 2
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[1] |
Marco A. Balbo Block: "Synthese und Charakterisierung von Polysquarainstrukturen", Diplomarbeit, Freie Universität Berlin, Germany, 2002 |
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Group Oral
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2 0 1 1
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[17] |
C. Maity, S. Hecht*: “Photoswitchable Spiropyrans for Molecular Electronics”, SFB 658 Workshop, Lübbenau, Germany, 2011
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[16] |
S. Grützner, S. Hecht*: “Design Photoschaltbarer Organobasen“, 1. Berliner Chemie Symposium, Berlin, Germany, 2011
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2 0 1 0
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[15] |
Z. Yu, S. Hecht*: "Azobenzene Foldamers for Photoswitchable Systems with Maximum Extension" Cost Meeting 2010 - Foldamers: Design, Synthesis and Applications, Bologna, Italy, 2010
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[14] |
D. Bléger, Z. Yu, S. Hecht*: "Changing shape: exploiting azobenzenes for photoswitchable molecular systems with maximum extension and shrinkage", Polydays 2010 - Polymers in Biomedicine and Electronics, Berlin, Germany, 2010
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[13] |
R. S. Stoll, S. Hecht*: “Designing, Optimizing, and Immobilizing Photoswitchable Bases”, ACS Meeting, San Francisco, USA, 2010
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[12] |
M. Gille: “Chiralität: Bild und Spiegelbild - der feine Unterschied”, Chemische Schülergesellschaft am Institut für Chemie der Humboldt-Universität zu Berlin, Germany, 2010
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2 0 0 9
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[11] |
M.-A. Berlin, S. Hecht*: ""Clickamers" and "Clickates" as Versatile Building Blocks in Macromolecular and Supramolecular Chemistry: Evaluating Coordination Thermodynamics by Isothermal Titration Calorimetry (ITC)", 238th ACS Meeting, Washington DC, USA, 2009
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2 0 0 8
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[10] |
R. M. Meudtner, S. Hecht*: “Clicked Heteroaromatic Scaffolds For Macromolecular and Supramolecular Chemistry”, Tag der Chemie, Berlin, Germany, 2008 (1st price)
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[9] |
R. S. Stoll, S. Hecht*: "Towards Photocontrolling Catalysis", 10th JCF Symposium, Rostock, Germany, 2008
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2 0 0 7
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[8] |
R. M. Meudtner, S. Hecht*: "Versatile Extended Heteroaromatic Building Blocks Readily Accessible via Click Chemistry", Workshop of Conjugated Oligomers and Polymers - From Synthesis to Electronic Function, Blaubeuren, Germany, 2007 |
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[7] |
M. V. Peters, S. Hecht*: "Photoswitchable Catalysts", 9th JCF Symposium, Chemnitz, Germany, 2007 (third price) |
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2 0 0 6
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[6] |
A. Khan, S. Hecht*: "Synthesis, Tubular Scaffolding and Photocontrolling the Helix-Coil Transition in Phenylene Ethynylene Foldamers", ICI Student Award Symposium, ACS Fall Meeting, San Francisco, U.S.A., 2006 |
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2 0 0 5
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[5] |
C. Kaiser, S. Hecht*: "Chirality Transfer in Folding Phenyleneethynylene Architectures", Sfb448 Doktorandenkolloquium, Rostock, Germany, 2005 |
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[4] |
A. Khan, S. Hecht*: "Towards Light-Controlling the Helix-Coil Transition: Azobenzene-containing Foldamers", 7th JCF Symposium, Berlin, Germany, 2005 (third price) |
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2 0 0 4
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[3] |
M. A. Balbo Block, A. Khan, S. Hecht*: "Faltung in synthetischen Polymeren", 13. Nachwuchswissenschaftler-Symposium Bioorganische Chemie, Hamburg, Germany, 2004 |
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2 0 0 3
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[2] |
M. A. Balbo Block, S. Hecht*: "Controlling Polymer Backbone Conformation – From Sensing to the Construction of Functional Organic Nanotubes", SMARTON Meeting, Spa, Belgium, 2003 |
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[1] |
M. A. Balbo Block, S. Hecht*: "Folding Polymer Backbones - From Squaraine-containing Sensors to Phenylene Ethynylene-based Organic Nanotubes", 5th Supramolecular Science Students Symposium - Minerva, Naurod, Germany, 2003 |
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Group Poster
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2 0 1 1
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[41] |
D. Bléger, Z. Yu, S. Hecht*: “Exploiting Azobenzenes for Photoswitchable Molecular Systems with Maximum Extension and Shrinkage”, Gordon Research Conference, Chemistry of Supramolecules & Assemblies, Lucca, Italy, 2011
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[40] |
S. Grützner, P. Viehmann, S. Hecht*: “Synthesis and Characterization of Novel Photoswitchable Cataylsts”, GDCh-Wissenschaftsforum Chemie 2011, Bremen, Germany, 2011
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[39] |
T. El Malah, S. Rolf, A. Thünemann, S. Hecht*: “Shape-persistant folded dendrimers by click chemistry”, Tag der Chemie, Berlin, Germany, 2011
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2 0 1 0
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[38] |
M. Herder, M. Pätzel, L. Grubert, S. Hecht*: "Photoswitchable triple hydrogen-bonding motif", 6th International Symposium on Photochromism (ISOP 2010), Yokohama, Japan, 2010
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[37] |
D. Zornik, S. Hecht*: “Folded Spacer Architectures”, 1. SFB 765 Symposium, Zeuthen, Germany, 2010
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[36] |
J. J. Klein, S. Hecht*: “Novel Multivalent Aggregation Inhibitors and Stimulus-Responsive Peptide-Tweezers”, 1. SFB 765 Symposium, Zeuthen, Germany, 2010
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[35] |
T. El Malah, S. Rolf, A. Thünemann, S. Hecht*: “Shape-persistant folded dendrimers by click chemistry”, Polydays 2010 - Polymers in Biomedicine and Electronics, Berlin, Germany, 2010
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[34] |
Zhilin Yu, David Bléger, Stefan Hecht*: “Exploiting Azobenzenes for Photoswitchable Molecular Systems with Maximum Extension and Shrinkage”, 1st International IRIS Symposium, Berlin, Germany, 2010
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[33] |
S. Grützner, R. S. Stoll, M. V. Peters, S. Hecht*: “Photoswitchable Cataylst Systems“, International Symposium on Organocatalysis”, Mülheim an der Ruhr, Germany, 2010
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[32] |
J. J. Klein, S. Hecht*: “Novel Multivalent Aggregation Inhibitors and Stimulus-Responsive Peptide-Tweezers”, Bayer Workshop for PhD Students, Cologne, Germany, 2010
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[31] |
D. Zornik, S. Hecht*: “Beyond Mere Connecting Moieties in Click Chemistry: Triazoles as Structure-Directing Building Blocks in Macromolecules”, Tag der Chemie, Berlin, Germany, 2010
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2 0 0 9
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[30] |
M. Gille, S. Hecht*: "Synthesis of Functional Nanostructures on Surfaces", FCI-Stipendiatentreffen, Göttingen, Germany, 2009
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[29] |
D. Zornik, S. Hecht*: "The "Clicked" 1,2,3-Triazole-Moiety as a Structure Directing Building Block in Foldamer Design", IKCOC-11, Kyoto, Japan, 2009
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[28] |
T. El Malah, S. Hecht* “"Clickogens": Influence of Side Chain Substitution, Generation, and Chirality on Self-Assembly in Water”, KOPO ’09 Blaubeuren, Germany, 2009
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[27] |
S. Grützner, R. S. Stoll, M. V. Peters, S. Hecht*: “Photoswitchable Catalyst Systems’’, Tag der Chemie, Potsdam, Germany, 2009
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2 0 0 8
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[26] |
R. S. Stoll, V. Eberhardt, J. J. Zhu, L. Grubert, N. Severin, J. P. Rabe, S. Hecht*: "Structure and Electronic Properties of Squaraine Dyes in Solution and at the Solid-Liquid Interface", DFG Graduate College 1221, Electronic Processes in π-Conjugated Materials, Würzburg, Germany, 2008
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[25] |
C. Winterboer, J. P. Rabe, A. Thünemann, S. Hecht*: “Light Triggered Helical “Springs”: Improving Isomerization Behavior and Aspect Ratio In Azobenzene-Containing Photoswitchable Foldamers”, Polydays, Berlin, Germany, 2008
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[24] |
R. M. Meudtner, S. Hecht*: “"Clicked" Triazoles: Novel Heteroaromatic Scaffolds for Macromolecular and Supramolecular Construction”, GDCh Meeting: Bio & Polymers, New Polymer Technologies with Water, Aachen, Germany, 2008
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[23] |
S. Hartwig, S. Hecht*: “New Peptide-Mimicking Scaffolds: Influence of Topology, Connectivity, and Stereochemistry”, 4th Stipomat Conference, Lacanau Océan, France, 2008
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[22] |
C. Winterboer, S. Hecht*: “Photoswitchable Foldamers with High Azobenzene Content”, ORGCHEM08, Weimar, Germany, 2008
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[21] |
R. M. Meudtner, S. Hecht*: “Novel Heteroaromatic Scaffolds for Macromolecular and Supramolecular Construction Derived via Click Chemistry”, Bayer Workshop for PhD Students, Cologne, Germany, 2008
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[20] |
T. El Malah, A. Mantion, S. Hecht*: “Self-Assembly of New Heteroaromatic Discotic Compounds’’, Tag der Chemie, Berlin, Germany, 2008
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[19] |
R. M. Meudtner, S. Hecht*: “Heteroaromatic Scaffolds Designed via Click Chemistry For Supramolecular and Coordination Chemistry”, Tag der Chemie, Berlin, Germany, 2008
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[18] |
R. M. Meudtner, S. Hecht*: "Folded Heteroaromatic Backbones Based on "Clicked" Triazoles: Combining Synthetic Accessibility with Defined Conformational Preferences", Makromolekulares Kolloquium, Freiburg, Germany, 2008 |
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2 0 0 7
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[17] |
M. V. Peters, J. Schwarz, C. Maity, S. Hecht*: "Designing Molecular Switches: From Single cis-trans Isomerizations on Metal Surfaces to Complex Systems", Sfb 658 Workshop, Zeuthen, Germany, 2007 |
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[16] |
R. M. Meudtner, M. Ostermeier, R. Goddard, C. Limberg,* S. Hecht*: "The "Clicked" BTP Platform for Designing Foldamers and Metal Complexes", Tag der Chemie, Berlin, Germany, 2007 |
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[15] |
R. S. Stoll, M. V. Peters, S. Hecht*: "Towards Photocontrol of Catalytic Activity", Gordon Research Conference: Polymers East, Mount Holyoke, U.S.A., 2007 |
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[14] |
R. M. Meudtner, S. Hecht*: "Clickamers: Conformationally Defined Building Blocks for Foldamers and Coordination Chemistry", Gordon Research Conference: Chemistry of Supramolecules and Assemblies, Il Ciocco, Italy, 2007 |
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2 0 0 6
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[13] |
M. A. Balbo Block, S. Hecht*: "Synthesis of Poly(propylene oxide)-Poly(phenylene ethynylene)-Block Copolymers and Influence of Chirality on Intra- and Intermolecular Structure Formation", Makromolekulares Kolloquium, Freiburg, Germany, 2006 |
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2 0 0 5
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[12] |
M. A. Balbo Block, R. S. Stoll, S. Hecht*: "Synthesis and Properties of Squaraine-Containing Polymers", Makromolekulares Kolloquium, Freiburg, Germany, 2005 |
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2 0 0 4
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[11] |
A. Khan, C. Kaiser, S. Hecht*: "Towards Photoswitchable Helices", Symposium "Towards Molecular Electronics", Ulm, Germany, 2004 |
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[10] |
A. Khan, M. A. Balbo Block, C. Kaiser, S. Hecht*: "Intramolecular Crosslinking of Helically Folded Polymeric Backbones: A Novel Approach to Organic Nanotubes of Defined Dimension and Functionality", Tag der Chemie, Potsdam, Germany, 2004 |
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[9] |
M. A. Balbo Block, S. Hecht*: "Synthesis and Properties of Alternating (Squaraine-Receptor) Sensory Polymers", Tag der Chemie, Potsdam, Germany, 2004 |
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[8] |
A. Khan, S. Hecht*: "A Novel Approach to Functional Organic Nanotubes", NANO 2004, Wiesbaden, Germany, 2004 |
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[7] |
A. Khan, N. Severin, S. Hecht*, J. P. Rabe*: "Amphiphilic Phenylene Ethynylene Oligomers and Polymers: Synthesis and Conformational / Self-Assembly Behavior at Interfaces", E-MRS Spring Meeting, Strasbourg, France, 2004 |
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[6] |
A. Khan, M. A. Balbo Block, C. Kaiser, S. Hecht*: "Intramolekulare Vernetzung helical gefalteter Polymerrückgrate: Ein neuer Ansatz zu organischen Nanoröhren definierter Dimension und Funktionalität", Makromolekulares Kolloquium, Freiburg, Germany, 2004 |
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2 0 0 3
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[5] |
P. Milosevic, S. Hecht*: "Evaluation of Dendrimer Density Profiles Using Solvatochromic Probes – Towards Vectorial Energy Transfer Processes Controlled by Local Microenvironment", 3rd International Dendrimer Symposium, Berlin, Germany, 2003 |
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[4] |
A. Khan, M. A. Balbo, C. Kaiser, S. Hecht*: "Designing Organic Nanotubes of Controlled Dimension and Functionality", Tag der Chemie, Berlin, Germany, 2003 |
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[3] |
M. A. Balbo Block, S. Hecht*: "Receptor-bridged Polysquaraines for Cation Sensing: Modular One-Pot Synthesis and Signal Transduction via Conformationally Controlled Exciton Interaction", Tag der Chemie, Berlin, Germany, 2003 |
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[2] |
M. A. Balbo Block, A. Khan, S. Hecht*: "Towards Conjugated Poly(phenylene-alt-squaraine)s: Polycondensations of Tertiary Phenylenediamines with Squaric Acid and Extraordinarily Low Reactivity of Novel Semisquaraines Carrying ortho-Dialkylamino Substituents", Tag der Chemie, Berlin, Germany, 2003 |
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[1] |
P. Milosevic, S. Hecht*: "Evaluation of Dendrimer Density Profiles Using Chiral Solvatochromic Probes – Towards Vectorial Energy Transfer Processes Controlled by Local Environment", Tag der Chemie, Berlin, Germany, 2003 |
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