Thomas Hopfmann

Efficient iron-mediated approach to pyrano[3,2-a]carbazole alkaloids—first total syntheses of O-methylmurrayamine A and 7-methoxymurrayacine, first asymmetric synthesis and assignment of the absolute configuration of (−)-trans-dihydroxygirinimbine

Konstanze K. Gruner, Thomas Hopfmann, Kazuhiro Matsumoto et al. · Organic & Biomolecular Chemistry · 2011 · 79 citations

Asymmetric Epoxidation, Medicinal Chemistry, Bioorganic Chemistry +15

Transition metal complexes in organic synthesis, part 53. Iron-mediated synthesis of hyellazole and isohyellazole

Hans‐Joachim Knölker, E. Baum, Thomas Hopfmann · Tetrahedron · 1999 · 42 citations

Chemical Engineering, Engineering, Coordination Complex +6

Transition metal-diene complexes in organic synthesis, part 23. Total synthesis of the marine alkaloid hyellazole

Hans‐Joachim Knölker, E. Baum, Thomas Hopfmann · Tetrahedron Letters · 1995 · 40 citations

Chemical Engineering, Engineering, Heterocyclic +6

Transition metal complexes in organic synthesis. Part 65: Iron-mediated synthesis of carazostatin, a free radical scavenger from Streptomyces chromofuscus, and O-methylcarazostatin

Hans‐Joachim Knölker, Thomas Hopfmann · Tetrahedron · 2002 · 38 citations

Biochemistry, Natural Sciences, Bioorganometallic Chemistry +5

Transition Metal-Diene Complexes in Organic Synthesis, Part 24.9b Total Synthesis of the Naturally Occurring Free Radical Scavenger Carazostatin

Hans‐Joachim Knölker, Thomas Hopfmann · Synlett · 1995 · 31 citations

Medicinal Chemistry, Engineering, Biochemistry +15