Camptothecin 98%，99% CAS NO.7689-03-4

We produce this product accroding to GMP guidline and have a long history on it.

Good quality, Cometitive price, Prompt delivery.

Natural camptothecin and its derivatives are unique in their ability to inhibit DNA Topoisomerase I, by stabilizing a covalent reaction intermediate termed the cleavable complex which ultimately causes tumor cell death.At present, some camptothecin analogs,either semi-synthetic or synthetic drug based on camptothecin, have been applied cancerous therapy such as topotecan and irinotecan while others have been obtained satisfying curative effects in clinic.

Function
1. Anti-tumor;
2. Anti-leukemie;
3. Anti-virus;
4. Prevent from early pregnancy;
5. Improve the cutinization of skin.

Applications
1.Camptothecin can make changes in skin epidermal keratinization process.
2.Camptothecin is used for anti-cancer, anti-virus, immune inhibition, anti early pregnancy.
3.Camptothecin has the function of treatment of gastric cancer, liver cancer, head and neck cancer and leukemia,with fewer side effects than camptothecine.