Antitumor agent; induces apoptosis and inhibits synthesis of heat shock proteins. Inhibits many enzyme systems including tyrosine protein kinase, phospholipase A2, phosphodiesterases, mitochondrial ATPase, PI 3-kinase and protein kinase C. Can also activate Ca2+ and K+ channels and behaves as an agonist at estrogen (GPER) receptors. Purity 98%. MW (observed): 302.24