Medchemexpress, HY-N0174 50mg Cryptotanshinone Cryptotanshinon;Tanshinone c CAS:35825-57-1 Formula:C19H20O3 Purity:98% Cryptotanshinone is a potent STAT3 inhibitor with IC 50 of 4.6 μM, and inhibits STAT3 Tyr705 phosphorylation in DU145 prostate cancer cells. Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.