Let X be a set of v elements (v≥3). A transitive triple from X is a collection of three ordered pairs (x, y), (y, z)and......

The molecular weight distribution of A2-B2 type condensation polymers in the presence of capping monomer C has been der......

Two new ent-kaurane diterpenoids taihangexcisoidesin A and B(1 and 2),were isolated from the EtOAc extract of the leaves......

A new rearranged chamigrane sesquiterpene,named laurenokamurin,was isolated from the marine red alga Laurencia okamurai.......

Four new compounds named qianhucoumarins E, F, G and baihuaqianhuoside have been isolated from the root of Peucedanum pr......