10-Hydroxycamptothecin is pale yellow powder, no odour, easily decomposed by light, sparingly soluble in chloroform, ethanol and practically insoluble in water.Indication: This product is anti-cancer drug. It can be used in the treatment for liver cancer, stomach cancer, bladderl cancer, colorectal cancer, non-small-cell cancer and so on. At the same time, it is the important intermediate of irinotecan and topotecan.