"CO₂ upcycling through catalysis - key technology for sustainable value creation", T. Werner, GDCh Colloquium, 9 October 2025, Otto von Guericke University Magdeburg, Magdeburg, Germany. (INVITED)
"Insights and advances in P(III)/P(V) redox catalysis", T. Werner, 20 May 2025, University of Hamburg, Hamburg, Germany. (INVITED)
"Advancing sustainable and circular chemistry through catalysis", T. Werner, 11 October 2024, University of Rostock, Germany. (INVITED)
"Organocatalyzed reductive and non-reductive CO2 valorisation", Symposium on Valorisation of Renewables and C1 Building Blocks, 9 September 2024, Leibniz Institute for Catalysis, Rostock, Germany. (INVITED)
"New twists on phosphorus-based organocatalysis", T. Werner, Inorganic Colloquium, 7 February 2023, Freie Universität Berlin, Germany. (INVITED)
"Development of new synthetic methods as key tool and inspiration for sustainable chemistry" T. Werner, GDCh Colloquium, 4 July 2022, Paderborn University, Germany.
"Be Green! Innovative catalytic and synthetic methods for material and life sciences", T. Werner, Paderborn University, 25 June 2020, Paderborn, Germany. (INVITED)
"New Twists in Organocatalysis", T. Werner, GDCh colloquium (webinar), 11 June 2020, University of Rostock, Rostock, Germany. (INVITED)
"Innovative Catalytic and Synthetic Methods for Material and Life Sciences", T. Werner, University of Stuttgart, 04 May 2020, Stuttgart, Germany. (INVITED)
"Green chemistry and organocatalysis hand in hand as inspiration for new synthetic methods", T. Werner, 9th St. Niclas Innovation Symposium, 05-06 December 2019, Symrise, Holzminden, Germany. (INVITED)
"Phosphorus-based organocatalysts in the utilization of CO2 as a C1 building block", T. Werner, 1st International Green and Sustainable Chemistry Conference (Green China 2019), 17-19 October 2019, Beijing, China. (INVITED)
"Recent Advances in Catalytic Wittig-type Reactions - Facile Access to Benzoxepinones", T. Werner, GDCh-Wissenschaftsforum Chemie 2019, 15-18 September 2019, Aachen, Germany.
"Green chemistry and organocatalysis hand in hand as inspiration for new synthetic methods", T. Werner, GDCh-Kolloquium, 27 June 2019, Hochschule Niederrhein, Krefeld, Germany. (INVITED)
"Organocatalyzed synthesis of cyclic carbonates from CO2 and renewables", T. Werner, International Symposium on Green Chemistry 2019 (ISGC 2019), 13-17 May 2019, La Rochelle, France.
"Green and renewable chemistry as inspiration for new synthetic methods", T. Werner, University of Graz, 15 January 2019, Graz, Austria. (INVITED)
"Phosphorus in synthesis and catalysis - Recent advances and future perspectives", T. Werner, Symposium of the Leibniz ScienceCampus Phosphorus Research, 19-20 November 2018, Dummerstorf, Germany.
"Phosphonium salt-catalyzed CO2 utilization", T. Werner, 2nd Hanse Chemistry Symposium 2018, Leibniz Institute for Catalysis, 07-08 November 2018, Rostock, Germany. (INVITED)
"P-based processes - from reagents to catalysts", T. Werner, Summer School "Advanced Organocatalysis" ADVOCAT, 26-30 August 2018, Cologne University - Kardinal Schulte Haus, Bergisch Gladbach, Germany. (INVITED)
"Recent advances in catalytic Wittig-type reactions based on P(III)/P(V) redox cycling", T. Werner, 22nd International Conference on Phosphorus Chemistry (ICPC), 08-13 July 2018, Budapest, Hungary. (KEYNOTE]
"Phosphorus-based organocatalysis and utilization of CO2 as a C1 building block" T. Werner, 20 June 2018, Clausthal University of Technology, Clausthal-Zellerfeld, Germany.
"Fatty acid-derived oleochemical carbonates" T. Werner, 3rd Young Investigators in Lipid Science Meeting, 14-15 May 2018, Düsseldorf, Germany.
"Catalytic intramolecular Wittig reactions - Facial synthesis of functionalized caprolactones", A. Grandane T. Werner, 26th Young Investigators Symposium Bioorganic Chemistry, 20-22 September 2017, Technische Universität Berlin, Berlin, Germany.
"Simple catalyst system based on zinc salts for the copolymerization of CO2 and epoxides", C Wulf, T. Werner, GDCh-Wissenschaftsforum Chemie 2017, 10-14 September 2017, Berlin, Germany.
"Oleochemical carbonates from CO2 and renewables", T. Werner, H. Büttner, J. Steinbauer, C. Wulf, 9th Workshop on Fats and Oils as Renewable Feedstock for the Chemical Industry, 19-21 March 2017, Karlsruhe Institute of Technology (KIT), Karlsruhe, Germany. (INVITED)
"Organocatalyzed conversion of CO2 with epoxides", H. Büttner, J. Steinbauer, T. Werner, Chemiedozententagung 2017, 13-15 March 2017, Philipps University Marburg, Marburg, Germany.
"Organocatalyzed CO2 Valorization into Cyclic Carbonates", T. Werner, 25th Young Scientists Symposium Bioorganic Chemistry, 21-23 September 2016, Leibniz Institute for Natural Product Research and Infection Biology - Hans Knöll Institute, Jena, Germany.
"Phosphorus-based organocatalysis and material use of CO2 ", T. Werner, 01 September 2016, Technical University of Kaiserslautern, Kaiserlautern, Germany. "Bifunctional organocatalysts for dual substrate activation in cyclic carbonate synthesis", T. Werner, Zing Conference on Carbon Dioxide Catalysis 19-22 April 2016, Albufeira, Portugal. (INVITED)
"Catalytic reactions via PIII/PV redox cycling", T. Werner, M. L. Schirmer, M. Hoffmann, S. Jopp, Chemiedozententagung 2016, 21-23 March 2016, University of Heidelberg, Heidelberg, Germany.
"Bifunctional organocatalysts for the conversion of CO2 with epoxides: Synthesis, application, recycling", T. Werner, 49th Annual Meeting of German Catalysts, 16-18 March 2016, Weimar, Germany.
"Phosphorus-based organocatalysis and CO2 valorization", T. Werner, GDCh-Kolloquium, 9 November 2015, Ernst-Moritz-Arndt-Universität Greifswald, Germany. (INVITED)
"Novel catalytic Wittig reactions", T. Werner, M. L. Schirmer, M. Hoffmann, GDCh-Wissenschaftsforum Chemie, 30 August-03 September 2015, Dresden, Germany.
"Two become One: One-component organocatalysts for the conversion of CO2 with epoxides - Synthesis, Application, Recycling", T. Werner, H. Büttner, GDCh-Wissenschaftsforum Chemie, 30 August-03 September 2015, Dresden, Germany.
"First Catalytic Stobbe-type Condensation" J. Steinbauer, M.-L. Schirmer, S. Adomeit, M. Hoffmann, T. Werner, 24th North American Catal. Soc. Meeting (24th NAM), 14-19 June 2015, Pittsburgh, USA.
"The development of catalytic Wittig reactions", T. Werner, 9thPaul Walden Symposium on Organic Chemistry, 21-22 May 2015, Riga, Latvia. (INVITED)
"Organocatalyzed synthesis of fine chemicals utilizing CO2 as a sustainable C1 building block", T. Werner, 2nd International Symposium on "The Sustainable Use of Resources & Environment Protection by Catalysis", 17-18 March 2015, Ho Chi Minh City University of Technology, Vietnam. (INVITED)
"Organocatalysis - Sustainable processes and catalytic methods", T. Werner, 20 November 2014, Henkel AG, Düsseldorf, Germany.
"Phosphorus-based organocatalysts and material use of CO2 as a synthesis building block", T. Werner, 18 November 2014, University of Leipzig, Germany. (INVITED)
"Catalytic Wittig reactions - Old reaction in a new guise", T. Werner, 30 October 2014, Carl von Ossietzky University Oldenburg, Germany. (INVITED)
"Organocatalyzed synthesis of cyclic carbonates utilizing CO2 as a C1 building block", H. Büttner, N. Tenhumberg, C. Kohrt, T. Werner, Sustainability in Chemistry, 28-30 September 2014, Erlangen-Nuremberg, Germany.
"Novel catalytic Wittig reaction - An organocatalytic route to arylidene and alkylidene succinate", T. Werner, M.-L. Schirmer, M. Hoffmann, S. Adomeit, 20th International Conference on Phosphorus Chemistry (ICPC 2014), 22 June - 2 July 2014, Dublin, Ireland. (INVITED)
"Bifunctional phosphonium salts as efficient catalysts for the addition of carbon dioxide to epoxides", C. Kohrt, H. Büttner, T. Werner, 20th International Conference on Phosphorus Chemistry (ICPC 2014), 22 June - 2 July 2014, Dublin, Ireland. (INVITED)
"Catalytic Wittig Reactions", M. Hoffmann, S. Deshmukh, T. Werner, 11th European Workshop on Phosphorus Chemistry (EWPC-12), 24-26 March 2014, Sofia, Bulgaria. "Functionalized phosphonium salts - efficient catalysts for the insertion of carbon dioxide into epoxides", H. Büttner, T. Werner, 11th European Workshop on Phosphorus Chemistry (EWPC-12), 24-26 March 2014, Sofia, Bulgaria.
"Phosphine-catalyzed coupling of maleates and aldehydes - An organocatalytic route to arylidene and alkylidene succinates", T. Werner, M.-L. Schirmer, M. Hoffmann, S. Adomeit, Chemiedozententagung 2014, 10-11 March 2014, Paderborn University, Germany.
"Insights in P-based organocatalysis and CO2 utilization", T. Werner, Hochschullehrernachwuchs Seminar, Ruhr-Universität Bochum, 18 November 2013, Bochum, Germany. (INVITED)
"Phosphorus-based organocatalysts and material use of CO2 as a synthesis building block", T. Werner, GDCh Colloquium, 17 October 2013, University of Rostock, Germany. (INVITED)
"Bifunctional phosphonium salts as efficient catalysts for the addition of carbon dioxide to epoxides" H. Büttner, T. Werner, Catalysis for Sustainable Synthesis Workshop, 16-17 September 2013, Rostock, Germany.
"Catalytic Wittig Reaction", M. Hoffmann, T. Werner, Catalysis for Sustainable Synthesis Workshop, 16-17 September 2013, Rostock, Germany.
"Phosphorus-based organocatalysts and material utilisation of CO2 as a synthesis building block", T. Werner, 16 July 2013, Bayer, Leverkusen, Germany.
"Utilization of Carbon Dioxide as C1-Building Block - Synthesis of Poly- and Cyclic Carbonates", T. Werner, A. Pommeres, H. Büttner, W. Desens, N. Tenhumberg, 12th International Conference on Carbon Dioxide Utilization, 23-27 June 2013, Alexandria, USA.
"Development of Novel Catalytic Systems for the Synthesis of Poly- and Cyclic Carbonates Utilising Carbon Dioxide", W. Desens, T. Werner, 23rd North American Catal. Soc. Meeting (23rd NAM), 02-07 June 2013, Louisville, USA.
"Catalytic Wittig Reaction", T. Werner, Chemiedozententagung 2013, 11-13 March 2013, Freie Universität Berlin, Berlin, Germany.
"Novel Catalysts and Catalytic Systems for the Synthesis of Poly- and Cyclic Carbonates from Carbon Dioxide and Epoxides", H. Büttner, A. Pommeres, H. Schramm, K. Lau, T. Werner, 21st Young Scientists Symposium Bioorganic Chemistry, 04 September 2012, Rostock, Germany.
"Bifunctional phosphonium salt catalyzed addition of carbon dioxide to epoxides", T. Werner, H. Büttner, 15th International Congress on Catalysis, 05 July 2012, Munich, Germany.
"Microwave-Assisted Catalytic Wittig Reactions", M. Hoffmann, T. Werner, JCF Spring Symposium, 20 March 2012, Rostock, Germany.
"Phosphorus-based organocatalysts and material use of CO2 as a synthesis building block", T. Werner, Symrise, 07 March 2012, Holzminden, Germany.
"Organocatalysed addition of CO2 to epoxides", T. Werner, Chemiedozententagung, 05 March 2012, University of Freiburg, Freiburg, Germany.
"Resources Today and Tomorrow: Future Aspects for the Chemical Industry", T. Werner, WING.DE 2011, Werkstoffe gestalten Zukunft, 06 October 2011, Berlin, Germany. (INVITED)
"Bifunctional Onium Salts - Novel Catalysts for the Addition of Carbon Dioxide to Epoxides", T. Werner, 20th Young Scientists Symposium on Bioorganic Chemistry, 27 September 2011, KIT, Karlsruhe, Germany.
"New organocatalysts and organocatalysed processes", T. Werner, 17 March 2010, Bayer Technology Services, Leverkusen, Germany.
"New organocatalysts and cooperative catalysis processes for the material use of CO2 as a synthesis building block", T. Werner, 16 March 2010, Creavis (Evonik), Marl, Germany.
