Two new cinnamic acid derivatives named biondinin C and biondinin D were isolated from the flower buds of Magnolia biondii pamp. The structures were elucidated
In this paper, six N,N’-disubstituted aonothioxamides were synthesized and the reactions between these monothioxamines and diamines (1,2-diamino ethane and 1,3
Four new coumarins named qianhucoumarins A, B, C, D have been isolated from traditional Chinese medicine-the root of Peucedanum praeruptorum. Their structures w