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Dr. Friederike Ratsch

  • Office
    38C 132

Research interests

– Polyoxazolidinones as new High-Performance Thermoplastics

– Monomer synthesis, purification and characterization

– Polymer synthesis from renewable resources

– Techniques: NMR, FTIR, DSC, TGA, GPC, GC-MS

– Organic Synthesis and Catalysis



Curriculum vitae and education

February 2022 – present

Postdoctoral Fellow at CAT Catalytic Center at ITMC, RWTH Aachen University, Germany

January 2021 – December 2021

Postdoctoral research at Aalto University, Espoo (FIN)

Topic: Photocatalysis

July 2020 – September 2020

Scientific researcher at University of Cologne

June 2017 – July 2020

Ph.D. Student at the University of Cologne

Topic: Stereo-controlled cleavage of cyclobutanols through Ir-catalyzed C-C bond activation: Mechanistic studies and application in the total synthesis of (R,R,R)-α-tocopherol (supervisor: Prof. H.-G. Schmalz)

October 2014 – April 2017

M. Sc. Chemistry at the University of Cologne 

September 2015 – February 2016

ERASMUS semester at the University Paris-Sud 

October 2011 – October 2014

B. Sc. Chemistry at the University of Cologne 



Selected publications 

01) Enantioselective Cleavage of Cyclobutanols through Ir-Catalyzed C-C Bond Activation: Mechanistic and Synthetic Aspects

F. Ratsch, J. P. Strache, W. Schlundt, J.-M. Neudörfl, A. Adler, S. Aziz, B. Goldfuss, H.-G. Schmalz

Chem. Eur. J. 2021, 27, 4640 – 4652

2) Total Synthesis of α‐Tocopherol through Enantioselective Iridium‐Catalyzed Fragmentation of a Spiro‐Cyclobutanol Intermediate 

F. Ratsch, W. Schlundt, D. Albat, A. Zimmer, J.-M. Neudörfl, T. Netscher, H.-G. Schmalz

Chem. Eur. J. 2019, 25, 4941 – 4945

3) An Atom-Economic and Stereospecific Access to Trisubstituted Olefins through Enyne Cross Metathesis Followed by 1,4-Hydrogenation

F. Ratsch, H.-G. Schmalz

Synlett 2018, 29, 785 – 792

4) Intermolecular dearomative C2-arylation of N-Ac indoles activated by FeCl3

R. K. Nandi, F. Ratsch, R. Beaud, R. Guillot, C. Kouklovsky, G. Vincent, Chem. Commun. 2016, 52, 5328 – 5331


Awards + Scholarships

June 2021 Kurt-Alder-Award 2020 (Dissertation Award) of the University of Cologne


June 2021 CHEM Research Day 2021 Outstanding Poster Award

Aalto University Espoo, Finland


October 2013 to April 2017

Scholarship of the „Studienstiftung des deutschen Volkes“


October 2011 to September 2013 

NRW Stipendium (scholarship of the state NRW)