Nitrogen containing metabolites of fusarium sambucinum

Tetrahedron Letters
1992.0

Abstract

2-(l-Hydroxyethyl)-quinazolin-4(3H)-one (chrysogine, 7), Z-pyruvylaminobenzamide (a), 2-acetylquinazolin-4(3H)-one (9) and N-carbobenzoxy-L-phenylalanilol (10) have been isolated from cultures of Fusarium sambucinum. The absolute configuration of 7 was determined by the use of the Helmchen method. 2-Acetylquinazolin-4(3H)-one (9) is probably an artefact originating from 8. It is doubleful whether compound 10 is a genuine metabolite.

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