Hydroxytanshinone ⅡA has good antiproliferative effect on SGC-7901,HeLa, and HepG 2 cell, the values of IC50 are 4.18, 6.08 and10.20 uM, respectively; it has tumor cell proliferation inhibition significantly stronger than the tanshinoneⅡA.

18887-18-8

C19H18O4

310.34

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years