ol801834y_si_001.pdf (1.12 MB)
Two Novel Triterpenoids from Dysoxylum hainanense
journal contribution
posted on 2008-10-02, 00:00 authored by Xiu-Feng He, Xiao-Ning Wang, Li-She Gan, Sheng Yin, Lei Dong, Jian-Min YueTwo novel rearranged oleanane-type triterpenes, dysoxyhainanin A (1) possessing a unique 1,3-cyclo-2,3-seco A ring with a formamido-containing appendage and dysoxyhainanin B (2) featuring an unprecedented 1,2-dinor-3,10:9,10-bisseco skeleton, were isolated from Dysoxylum hainanense. Dysoxyhainanin A (1) exhibited significant antibacterial activity against Gram-positive bacteria.