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Paper | Special issue | Vol 28, No. 2, 1989, pp.899-904
Published online, 1st January, 1970
DOI: 10.3987/COM-88-S88
Asnipyrones A and B, Two Novel Metabolites from Aspergillus niger

Li Guang-yi, Jürgen Lenz, and Burchard Franck*

*Organisch-Chemisches Institut, Universität Münster, Orleansring 23, D-4400 Münster, Germany

Abstract

Two bright yellow coloured metabolites, named asnipyrone A C21H22O3 and asnipyrone B C20H20O3, have been isolated from Aspergillus niger strain DSM 21822. On the basis of chemical reactions and spectroscopical data their structures were derived as the phenyltrienyl-α-pyrones (1) and (2).