TY - JOUR A1 - Linker, Torsten A1 - Engelhardt, Ulrike A1 - Sarkar, Arunkanti T1 - Kinetic resolution by Jacobsen epoxidation as an easy route to podophyllotoxin analoga Y1 - 2000 ER - TY - JOUR A1 - Linker, Torsten A1 - Engelhardt, Ulrike A1 - Sarkar, Arunkanti T1 - Cerium(IV) and other oxidizing agents Y1 - 2001 ER - TY - THES A1 - Engelhardt, Ulrike T1 - Eine effiziente und enantioselektive Totalsynthese von Epipodophyllotoxin Y1 - 2002 SN - 3-925466-65-7 PB - Ed. Löwengasse CY - Radolfzell ER - TY - JOUR A1 - Engelhardt, Ulrike A1 - Sarkar, Arunkanti A1 - Linker, Torsten T1 - Effiziente enantioselektive Totalsynthese von (-)-Epipodophyllotoxin Y1 - 2003 ER - TY - JOUR A1 - Engelhardt, Ulrike A1 - Sarkar, Arunkanti A1 - Linker, Torsten T1 - Efficient Enantioselective Total Synthesis of (-)-Epipopdophyllotoxin Y1 - 2003 SN - 1433-7851 ER - TY - JOUR A1 - Peters, Karl A1 - Peters, E. M. A1 - Rebien, F. A1 - Engelhardt, Ulrike A1 - Linker, Torsten T1 - Crystal structure of methyl (1R,4S)-4-hydroxy-1-phenyl-1,4-dihydronaphthalene-2-carboxylate,C18H16O3 N2 - C18H16O3, monoclinic, C12/c1 (no. 15), a = 28.674(4) Angstrom, b = 8.133(1) Angstrom, c = 13.065(2) Angstrom, beta = 108.96(1)degrees, V = 2881.6 Angstrom Z = 8, R-gt(F) = 0.077, wR(ref)(F-2) = 0.245, T = 293 K. Y1 - 2004 SN - 1433-7266 ER - TY - JOUR A1 - Engelhardt, Ulrike A1 - Linker, Torsten T1 - 1,4-cyclohexadienes as mechanistic probes for the Jacobsen epoxidation : evidence for radical pathways N2 - 1,4-Cyclohexadienes allow a direct comparison of epoxidation and C - H oxidation within the same molecule and give evidence for radical pathways during the Jacobsen epoxidation Y1 - 2005 ER -