Structure, synthesis and cytotoxicity of sphenone-A, a phenanthrene-1,4-quinone from Sphenomeris biflora
作者:Tian-Shung Wu、Shiow-Chyn Huang、F ming-Tyn Chen、Ting-Ting Jong
DOI:10.1016/0031-9422(89)80235-3
日期:1989.1
Abstract A new phenanthrene-1,4-quinone, sphenone-A was isolated from the whole herb of Sphenomerisbiflora . The structure of sphenone-A was elucidated by spectral methods and synthesis. Sphenone-A demonstrated potent cytotoxicity in the KB cell (ED 50 = 2.7 meg/ml) tissue culture assay.