Three new compounds,including two diterpenoids,nemoralisins H and I(1 and 2),and a limonoid,2-methoxy khayseneganin E(3),along with four known constituents(4-7),were isolated from the leaves and twigs of Swietenia mah...Three new compounds,including two diterpenoids,nemoralisins H and I(1 and 2),and a limonoid,2-methoxy khayseneganin E(3),along with four known constituents(4-7),were isolated from the leaves and twigs of Swietenia mahagoni.Their chemical structures were elucidated by means of spectroscopic analysis.The cytotoxities of these isolated constituents were assayed.展开更多
基金supported financially by the National Special Program of Basic Research(SB2007FY400)the Knowledge Innovation Program of CAS(Grant No.Qian-2011,KSCX2-YW-G-038)+1 种基金Foundation of Yunnan Tobacco Industry Group(2010-2012)State Key Laboratory of Phytochemistry and Plant Resources in West China.
文摘Three new compounds,including two diterpenoids,nemoralisins H and I(1 and 2),and a limonoid,2-methoxy khayseneganin E(3),along with four known constituents(4-7),were isolated from the leaves and twigs of Swietenia mahagoni.Their chemical structures were elucidated by means of spectroscopic analysis.The cytotoxities of these isolated constituents were assayed.