New and Highly Efficient Column Chromatographic Extraction and Simple Purification of Camptothecin from Camptotheca acuminata and Nothapodytes pittosporoides

Zeng Xuehua, Yuehong Li, Shanshan Wu, Rui‐Lin Hao, Hui Li, He Ni, Hanbing Han, Haihang Li

The new procedures are simple and highly efficient, and have multiple advantages for quantitative analysis and large production of camptothecin from plants.