Structure and stereochemistry of radermasinin, a novel cytotoxic triterpene lactone from Radermachia sinica. X-Ray crystal structure of radermasinin monohydrate

The structure and stereochemistry of radermasinin, a novel cytotoxic triterpene lactone isolated from Radermachia sinica, have been established from spectral data and single-crystal X-ray analysis of its monohydrate.