Original plant: Polygonum cuspidatum root
CAS number: 65914-17-2
Assay (by HPLC): 10%--99%
Moleclar formula: C20H22O8
Molucular weight: 390.4
Pharmacology: Anti-bacterial and Anti-virus especially an inhibitor of Staphylococcus aure-aus and Diplococcus pneumoniae.