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Prof. Stefan Hecht, Ph.D.
Prof. Stefan Hecht, Ph.D.

Phone: +49 (0)30 2093-7365
Fax: +49 (0)30 2093-6940
sh@chemie.hu-berlin.de
Contact Us
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

Group Presentations

Theses

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9

[18]
Daniel Becker: "Design und Synthese Neuartiger Polyazaacene als Elektronenakzeptormaterialien", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2009

[17]
Irén Fischer: "Elektronenarme Heteroaromaten für Neue Organische n-Halbleiter", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2009

[16]
Maria-Melanie Russew: "Auf dem Weg zu Triazol-basierten Photoschaltbaren Foldameren", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2009

[15]
Robert M. Meudtner: "Neuartige Triazol-basierte aromatische Rückgrate für die Makromolekulare und Supramolekulare Chemie", Dissertation, Humboldt-Universität zu Berlin, Germany, 2009

[14]
Sebastian Hartwig: "New Peptide-Mimicking Scaffolds: Influence of Stereochemistry, Connectivity, and Topology", Dissertation, Humboldt-Universität zu Berlin, Germany, 2009

[13]
Ragnar S. Stoll: "Design of Photoswitchable Catalyst Systems", Dissertation, Humboldt-Universität zu Berlin, Germany, 2009

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8

[12]
Volker Eberhardt: "Neue Monomere für π-konjugierte Polymere", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2008

[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

[10]
Maike V. Peters: "Photoschaltbare Katalysatoren", Dissertation, Humboldt-Universität zu Berlin, Germany, 2008

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7

[9]
Denise Zornik: "Konformationelles Design via 1,3-Dipolare Cycloaddition", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2007

[8]
Susanne Grützner: "Design von Katalysatoren für Polyadditionsreaktionen", Diplomarbeit, Humboldt-Universität zu Berlin, Germany, 2007

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6

[7]
Christian Kaiser: "Systematische Untersuchungen zum Helix-Knäuel-Übergang in meta-Phenylenethinylen-Polymeren", Dissertation, Freie Universität Berlin, Germany, 2006

[6]
Marco A. Balbo Block: "Folding Architectures Containing Phenylene Ethynylene Oligomers and Polymers", Dissertation, Freie Universität Berlin, Germany, 2006

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5

[5]
Anzar Khan: "Phenylene Ethynylene Foldamers: From Synthesis to Tubular Scaffolding and Photoswitchable Helices", Dissertation, Freie Universität Berlin, Germany, 2005

[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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4

[3]
Ragnar S. Stoll: "Synthese von Chiralen Squarainen und Erste Aggregationsstudien", Diplomarbeit, Freie Universität Berlin, Germany, 2004

[2]
Maike V. Peters: "Synthese und Charakterisierung eines photoschaltbaren Azoporphyrins", Diplomarbeit, Freie Universität Berlin, Germany, 2004

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2

[1]
Marco A. Balbo Block: "Synthese und Charakterisierung von Polysquarainstrukturen", Diplomarbeit, Freie Universität Berlin, Germany, 2002

Group Oral

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[13]
R. S. Stoll, S. Hecht*: “Designing, Optimizing, and Immobilizing Photoswitchable Bases”, ACS Meeting, San Francisco, USA, 2010

[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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9

[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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8

[10]
R. M. Meudtner, S. Hecht*: “Clicked Heteroaromatic Scaffolds For Macromolecular and Supramolecular Chemistry”, Tag der Chemie, Berlin, Germany, 2008 (1st price)

[9]
R. S. Stoll, S. Hecht*: "Towards Photocontrolling Catalysis", 10th JCF Symposium, Rostock, Germany, 2008

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7

[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

[7]
M. V. Peters, S. Hecht*: "Photoswitchable Catalysts", 9th JCF Symposium, Chemnitz, Germany, 2007 (third price)

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6

[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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5

[5]
C. Kaiser, S. Hecht*: "Chirality Transfer in Folding Phenyleneethynylene Architectures", Sfb448 Doktorandenkolloquium, Rostock, Germany, 2005

[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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4

[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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3

[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

[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

Group Poster

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[33]
Zhilin Yu, David Bléger, Stefan Hecht*: “Exploiting Azobenzenes for Photoswitchable Molecular Systems with Maximum Extension and Shrinkage”, 1st International IRIS Symposium, Berlin, Germany, 2010

[32]
J. J. Klein, S. Hecht*: “Novel Multivalent Aggregation Inhibitors and Stimulus-Responsive Peptide-Tweezers”, Bayer Workshop for PhD Students, Cologne, Germany, 2010

[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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9

[30]
M. Gille, S. Hecht*: "Synthesis of Functional Nanostructures on Surfaces", FCI-Stipendiatentreffen, Göttingen, Germany, 2009

[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

[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

[27]
S. Grützner, R. S. Stoll, M. V. Peters, S. Hecht*: “Photoswitchable Catalyst Systems’’, Tag der Chemie, Potsdam, Germany, 2009

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8

[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

[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

[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

[23]
S. Hartwig, S. Hecht*: “New Peptide-Mimicking Scaffolds: Influence of Topology, Connectivity, and Stereochemistry”, 4th Stipomat Conference, Lacanau Océan, France, 2008

[22]
C. Winterboer, S. Hecht*: “Photoswitchable Foldamers with High Azobenzene Content”, ORGCHEM08, Weimar, Germany, 2008

[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

[20]
T. El Malah, A. Mantion, S. Hecht*: “Self-Assembly of New Heteroaromatic Discotic Compounds’’, Tag der Chemie, Berlin, Germany, 2008

[19]
R. M. Meudtner, S. Hecht*: “Heteroaromatic Scaffolds Designed via Click Chemistry For Supramolecular and Coordination Chemistry”, Tag der Chemie, Berlin, Germany, 2008

[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

2
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7

[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

[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

[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

[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

2
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6

[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

2
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5

[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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4

[11]
A. Khan, C. Kaiser, S. Hecht*: "Towards Photoswitchable Helices", Symposium "Towards Molecular Electronics", Ulm, Germany, 2004

[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

[9]
M. A. Balbo Block, S. Hecht*: "Synthesis and Properties of Alternating (Squaraine-Receptor) Sensory Polymers", Tag der Chemie, Potsdam, Germany, 2004

[8]
A. Khan, S. Hecht*: "A Novel Approach to Functional Organic Nanotubes", NANO 2004, Wiesbaden, Germany, 2004

[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

[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

2
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3

[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

[4]
A. Khan, M. A. Balbo, C. Kaiser, S. Hecht*: "Designing Organic Nanotubes of Controlled Dimension and Functionality", Tag der Chemie, Berlin, Germany, 2003

[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

[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

[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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