„Novel chiral catalysts for health and life sciences“
T. Irrgang, K. Kutlescha, D. Friedrich, R. Kempe, Speciality Chemicals Magazine 2011, 31(1), 31-33.

„Hochenantioselektive Amidoiridium-Katalysatoren für die Hydrierung einfacher Ketone“
T. Irrgang, D. Friedrich, R. Kempe, Angew. Chem. 2011, 123, 2231-2234;

„Highly Enantioselective Amido Iridium Catalysts for the Hydrogenation of Simple Ketones“
T. Irrgang, D. Friedrich, R. Kempe, Angew. Chem. Int. Ed. 2011, 50, 2183-2186.



„Novel Amido-Complexes for the Efficient Asymmetric Hydrogenation of Imines“
K. Kutlescha, T. Irrgang, R. Kempe, Adv. Synth. Cat. 2010, 352, 3126-3130.

„An intermolecular C-C coupling reaction of iridium complexes“
K. Kutlescha, T. Irrgang, R. Kempe, New J. Chem. 2010, 34, 1954-1960.



„Early and Late Transition Metal Complexes Stabilised by Imidazopyridazine-Substituted Bisamido Ligands“
T. Irrgang, R. Kempe, Eur. J. Inorg. Chem. 2005, 4382-4392.

„Imidazo[1,5-b]pyridazin-amido-Liganden und deren Komplexverbindungen“
PCT/EP 2007/009875, WO 2008/061663 A1