9-methoxycamptothecin

A minor constituent of Mappia foetida Miers. The alkaloid yields pale yellow crystals when purified from CHC13-MeOH. It is laevorotatory with [α]²⁴_D - 77.5° (c 1.0, pyridine). The structure has been established by spectroscopic methods.

9-Methoxycamptothecin is an alkaloid derivative of Camptothecin (C175150) derivative used in the treatment of cancers. Camptothecin is a potent anti-cancer agent.

10-Methoxycamptothecin is a Camptothecin (C175150) derivative used in the treatment of cancers. Used in the treatment of hyperproliferative diseases.

Govindachari, Viswanathan., Phytochem., 11, 3529 (1972)
Govindachari, Viswanathan.,Ind. J. Chem., 10,453 (1972)