Stemphyltoxin III from Alternaria alternata.
Stemphyltoxin III, (6aR*, 6bS*, 7R*, 8R*)-3,6a, 10-trihydroxy-4,9-dioxo-4,6a,6b,7,8,9-hexahydro-7,8-epoxyperylene, a known metabolite of Stemphylium botryosum var. lactucum, has been identified as a mutagenic metabolite of Alternaria alternata by spectroscopic studies. The 13C-nmr spectral data, which were not reported previously, are presented.
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Division of Contaminants Chemistry, Food and Drug Administration, Washington, D.C. 20204.
Mazzola
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D000528:Alternaria / Q000032:analysis*; D001551:Benz(a)Anthracenes / Q000302:isolation & purification*; D009682:Magnetic Resonance Spectroscopy; D003904:Mitosporic Fungi / Q000032:analysis*; D009153:Mutagens; D010569:Perylene / Q000031:analogs & derivatives / Q000032:analysis / Q000302:isolation & purification*
D001551:Benz(a)Anthracenes; D009153:Mutagens; C060436:stemphyltoxin III; D010569:Perylene