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- Publications
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Hydrogenation of CO2 to Formic Acid with a Highly Active Ruthenium Acriphos Complex in DMSO and DMSO/Water
- K. Rohmann, Jens Kothe, M. Haenel, U. Englert, M. Hölscher, W. Leitner
- Chemistry, Medicine
- Angewandte Chemie
- 30 June 2016
Abstract The novel [Ru(Acriphos)(PPh3)(Cl)(PhCO2)] [1; Acriphos=4,5‐bis(diphenylphosphino)acridine] is an excellent precatalyst for the hydrogenation of CO2 to give formic acid in dimethyl sulfoxide… Expand
DFT Investigation of the Potential of [H‐M{(NHCH2CH2)3X}] Catalysts (M = Mo, Ru, Os; X = N, P) for the Reduction of N2 to NH3 by H2
- M. Hölscher, W. Leitner
- Chemistry
- 1 November 2006
DFT calculations of model complexes [H-M{(NHCH2CH2)3X}] (M = Mo, Ru, Os; X = N, P) were carried out to investigate the catalytic potential of these complexes towards the reduction of N2 to NH3 using… Expand
Ruthenium catalyzed hydroboration of terminal alkynes to Z-vinylboronates.
- C. Gunanathan, M. Hölscher, F. Pan, W. Leitner
- Chemistry, Medicine
- Journal of the American Chemical Society
- 22 August 2012
The nonclassical ruthenium hydride pincer complex [Ru(PNP)(H)(2)(H(2))] 1 (PNP = 1,3-bis(di-tert-butyl-phosphinomethyl)pyridine) catalyzes the anti-Markovnikov addition of pinacolborane to terminal… Expand
Selective homogeneous hydrogenation of biogenic carboxylic acids with [Ru(TriPhos)H]+: a mechanistic study.
- Frank M. A. Geilen, Barthel Engendahl, M. Hölscher, J. Klankermayer, W. Leitner
- Chemistry, Medicine
- Journal of the American Chemical Society
- 18 August 2011
Selective hydrogenation of biogenic carboxylic acids is an important transformation for biorefinery concepts based on platform chemicals. We herein report a mechanistic study on the homogeneously… Expand
Highly versatile catalytic hydrogenation of carboxylic and carbonic acid derivatives using a Ru-triphos complex: molecular control over selectivity and substrate scope.
- Thorsten vom Stein, M. Meuresch, +6 authors W. Leitner
- Chemistry, Medicine
- Journal of the American Chemical Society
- 10 September 2014
The complex [Ru(Triphos)(TMM)] (Triphos = 1,1,1-tris(diphenylphosphinomethyl)ethane, TMM = trimethylene methane) provides an efficient catalytic system for the hydrogenation of a broad range of… Expand
H/D exchange at aromatic and heteroaromatic hydrocarbons using D2O as the deuterium source and ruthenium dihydrogen complexes as the catalyst.
- M. Prechtl, M. Hölscher, +4 authors W. Leitner
- Chemistry, Medicine
- Angewandte Chemie
- 19 March 2007
Hydrogen/deuterium exchange processes are powerful methods to evaluate the potential of a catalyst for the cleavage and formation of a C H bond. The isotopic exchange reactions can also be of… Expand
Room temperature activation of aromatic C-H bonds by non-classical ruthenium hydride complexes containing carbene ligands
- D. Giunta, M. Hölscher, C. Lehmann, R. Mynott, C. Wirtz, W. Leitner
- Chemistry
- 1 September 2003
Non-classical ruthenium hydride complexes are promising lead structures for the CH bond activation and functionalization of aromatic compounds. In the present paper, the preparation and… Expand
Reduction of Nitriles to Amines with H2 Catalyzed by Nonclassical Ruthenium Hydrides – Water‐Promoted Selectivity for Primary Amines and Mechanistic Investigations
- C. Gunanathan, M. Hölscher, W. Leitner
- Chemistry
- 1 August 2011
Catalytic hydrogenation of nitriles to amines by nonclassical ruthenium hydride complexes derived from PNP pincer ligands is described. Aromatic as well as aliphatic nitriles are reduced to the… Expand
Quinaphos and Dihydro-Quinaphos phosphine-phosphoramidite ligands for asymmetric hydrogenation.
- Thomas Pullmann, Barthel Engendahl, +5 authors W. Leitner
- Chemistry, Medicine
- Chemistry
- 5 July 2010
New derivatives of the Quinaphos ligands and the related Dihydro-Quinaphos ligands based on the more flexible 1,2,3,4-tetrahydroquinoline backbone have been prepared and fully characterised. A… Expand
Ruthenium dihydrogen complex for C-H activation: Catalytic H/D exchange under mild conditions
- M. Prechtl, M. Hölscher, Y. Ben-David, Nils Theyssen, D. Milstein, W. Leitner
- Chemistry
- 1 August 2008
Catalytic H/D-exchange reactions were studied with [Ru(dtbpmp)(η2-H2)(H)2] (1) as catalyst. Under mild reaction conditions (25–75 °C) a wide range of arenes and olefins undergo H/D exchange with… Expand