4,9-Dihydroxy-alpha-lapachone has antitumor-promoting effects, it exhibits significant inhibitory activity against 12-O-tetradecanoylphorbol 13-acetate (TPA)-induced Epstein-Barr virus early antigen (EBV-EA) activation in Raji cells. 4,9-Dihydroxy-alpha-lapachone exhibits potent inhibitory effects on lipopolysaccharide-induced NO synthesis in RAW 264.7 cells , with IC(50) value of 2.73 microM.

56473-67-7

C15H14O5

274.27

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