A. Porzel et al., Fissistigmatins A-D: Novel type natural products with flavonoid-sesquiterpene hybrid structure from Fissistigma bracteolatum, TETRAHEDRON, 56(6), 2000, pp. 865-872
From Fissistigma bracteolatum Chatt. (Annonaceae), a Vietnamese folk medici
nal plant, the novel type natural products fissistigmatin A-D (1-4), being
composed of a flavonoid and a sesquiterpene moiety, were isolated. Their st
ructures were elucidated by extensive NMR techniques, MS, CD, molecular mod
elling calculations and X-ray analysis. (C) 2000 Elsevier Science Ltd. All
rights reserved.