Cyclopentanone derivatives, isoterrein (3) and terrein (4), were isolated along with nortryptoquivalone (1) and aszonalenin (2) from Neosartorya fischeri IFM52672. Isoterrein (3) was identified with the synthetic one by the analysis of the spectroscopic investigation and the first example of the isolation from natural source.
No takes yet. Share an insight, caveat, or question.
Wakana et al. (2006) studied this question.