Two new compounds, senarguines A and B, were isolated from Senecio argunensis. They were respectively identified as （Z）-3- ethylidene-9-hydroxyl-9-methyl-6,7-dioxaspiro [4.4] nonane-5,8-dione （1） and 3,6,6-trimeth...Two new compounds, senarguines A and B, were isolated from Senecio argunensis. They were respectively identified as （Z）-3- ethylidene-9-hydroxyl-9-methyl-6,7-dioxaspiro [4.4] nonane-5,8-dione （1） and 3,6,6-trimethyl 6,7,8-tetrahydronaphtha-[1,2b] furan （2） on the basis of spectral data.展开更多
基金partially supported by a grant from the National High Technology Research and Development Program of PR China(863 Program)(No.2004AA2Z3730-15).
文摘Two new compounds, senarguines A and B, were isolated from Senecio argunensis. They were respectively identified as （Z）-3- ethylidene-9-hydroxyl-9-methyl-6,7-dioxaspiro [4.4] nonane-5,8-dione （1） and 3,6,6-trimethyl 6,7,8-tetrahydronaphtha-[1,2b] furan （2） on the basis of spectral data.
