Collect. Czech. Chem. Commun. 1993, 58, 1452-1456

New Metabolites of Streptomyces globisporus and Streptomyces griseus

Josef Jizba, Petr Sedmera and Marian Beran

Institute of Microbiology, Academy of Sciences of the Czech Republic, 142 20 Prague 4, Czech Republic


5,6,7,7a-Tetrahydro-3H-pyrrolizin-7a-ol-3-one (VI) and N-[2-(1-hydroxy-4-methylpentyl)]acetamide (VII) were isolated from submerged cultures of the macrotetrolide-producing strains Streptomyces globisporus and S. griseus. Proposed structures are based on spectroscopic measurements.