• Publications
  • Influence
Die Konstitution von Diacetoxyscirpenol
The structure of diacetoxyscirpenol (C19H26O7), the main metabolite of several Fusarium species, has been shown to be 1.
  • 63
Isolierung und Abbau von Sordarin. 1. Mitteilung über Sordarin
Sordarin (C27H40O8), an antifungal mould metabolite of Sordaria araneosa, has been degraded to the aglykon sordaricin (C20H28O4) and 6-desoxy-4-O-methyl-D-altrose, a hitherto unknown sugar.
  • 79
Selektive Funktionalisierung von Wortmannin mit Hilfe einer Furanring‐Maskierung
Wortmannin (1) and its 11-desacetoxy derivative 2 are highly susceptible to nucleophiles, which limits the possibilities of transformation. Masking the furan ring by a new method allowed selectiveExpand
  • 18
Isolierung und Strukturaufklärung von 11-Desacetoxy-wortmannin
The structure of 11-desacetoxy-wortmannin (3), a new antiinflammatory metabolite of the fungus Penicillium funiculosum THOM, has been elucidated by physico-chemical methods and chemical correlationExpand
  • 27
Desaminierung von 6‐Aminopenicillansäure
The synthesis of 6α-acyloxy-penicillanic acids either by deamination of 6-amino-penicillanic acid or by rearrangement of N-nitroso-penicillins is described.
  • 33
Isolierung und Konstitutionsermittlung von Chrysodin
The constitution of Chrysodin (2), a metabolite of Sepedonium chrysospermum, is proposed on the basis of chemical transformations and physical measurements.
  • 11
Fragmentierungen und intramolekulare Abstraktionen tertiärer Wasserstoffatome ausgehend von primären Oxyradikalen mit fixierten Reaktionszentren
Treated with lead tetraacetate in boiling benzene the saturated 19-hydroxy steroids 9 and 16 gave complex mixtures containing products of fragmentation and of hydrogen abstraction from δ-carbonExpand
  • 34
Einführung der Corticoid‐Seitenkette bei Wortmannin
Introduction of the corticoid side chain into position 17 of wortmannin (1) and its 11-desacetoxy derivative (2) has been achieved by masking the furan ring.
  • 10
Die Oxydation von (+)-(4R)-4, 8-Dimethyl-nonanol-(1) mit Blei (IV)- acetat†
The lead tetraacetate oxidation of the optically active aliphatic alcohol 1 in benzene afforded the tetrahydrofurane derivative 3 and the 3-acetoxy-tetrahydro-pyranes 4–6 as major products. TheExpand
  • 19
...
1
2
3
...