Original plant: Salvia miltiorrhiza Bunge root CAS number: 568-72-9 Assay (by HPLC): 10%- 99% Molecular Formula: C19H18O3 Molecular Weight: 294.3 Solubility: Soluble in Alcohol and DMSO. Application: It functions for the obvious anti-inflammation property and has been widely used in coronary disease treatment.