Research focus
Cyclometallated nickel complexes as catalysts for C‒C crosscoupling reactions - Synthesis and (spectro)electrochemical properties

Analytical methods
NMR-, UV/Vis-Spectroscopy
cyclic voltammetry
UV/vis Spectroelectrochemistry
EPR spectroscopy
single crystal XRD

Master thesis (March 2020)
C‒H Activation for Cyclometalated Nickel Complexes with a Tridentate Carbanionic NCN Ligand

Publications

Luminescent Platinum(II) Complexes with a Tridentate Caffeine-Based NHC-Pincer Ligand: Synthesis, Electrochemistry and Photophysics. Bysewski, O.; Klosterhalfen, N.; Jordan, R.; Kletsch, L.; Winter, A.; Klein, A.; Dietzek-Ivanšić, B.; Schubert, U. S. Eur. J. Inorg. Chem. 2024, 27, e202300620. DOI: 10.1002/ejic.202300620

Hard to Handle: Extremely Labile Hydrido Nickel(II) Complexes of Cyclometalated C^∧N^∧N and N^∧C^∧N Ligands. Kletsch, L.; Payen, L.; Fiorentino, A.; Blom, B.; Romano, D.; Hörner, G.; Klein, A. Organometallics 2023, 42(16), 2206–2215. DOI: 10.1021/acs.organomet.3c00191

C–H Metalation of Terpyridine Stereoisomers with Ni(II), Pd(II), and Pt(II). Payen, L.; Kletsch, L.; Lapić, T.; Wickleder, M.; Klein, A. Inorganics 2023, 11(4), 174. DOI: 10.3390/inorganics11040174

Photoluminescence of Ni(II), Pd(II), and Pt(II) complexes [M(Me₂dpb)Cl] obtained from C‒H activation of 1,5-di(2-pyridyl)-2,4-dimethylbenzene (Me₂dpbH). Kletsch, L.; Jordan, R.; Köcher, A.; Buss S.; Strassert, C. A.; Klein, A. Molecules 2021, 26, 5051. DOI: 10.3390/molecules26165051

Role of the X Coligands in Cyclometalated [Ni(Phbpy)X] Complexes (HPhbpy = 6-Phenyl-2,2′-bipyridine). Vogt, N.; Sandleben, A.; Kletsch, L.; Schäfer, S.; Chin, M. T.; Vicic, D. A.; Hörner, G., Klein, A. Organometallics 2021 40 (11), 1776-1785. DOI: 10.1021/acs.organomet.1c00237.

Photophysics and Excited State Dynamics of Cyclometalated [M(Phbpy)(CN)] (M = Ni, Pd, Pt) Complexes: A Theoretical and Experimental Study. Eskelinen, T.; Buss, S.; Petrovskii, S. K.; Grachova, E. V.; Krause, M.; Kletsch, L.; Klein, A.; Strassert, C. A.; Koshevoy, I. O.; Hirva P. Inorganic Chemistry 2021, 60 (12), 8777-8789. DOI: 10.1021/acs.inorgchem.1c00680.

Cyclometalated Ni(II) Complexes [Ni(N^C^N)X] of the Tridentate 2,6-di(2-pyridyl)phen-ide Ligand. Kletsch, L.; Hörner, G.; Klein A. Organometallics 2020 39 (15), 2820-2829. DOI: 10.1021/acs.organomet.0c00355.