ONCOLOGY RES INTERNATIONAL LIMITED;Oncology Research International Limited
发明人:
申请号：
EP13794398.1
公开号：
EP2852607B1
申请日:
2013.04.24
申请国别(地区):
EP
年份:
2018
代理人:
摘要：
The present invention provides an improved synthesis of a class of steroid saponins. Furthermore, the present invention provides a method of selectively discriminating between the C2 and C3 hydroxyl groups of a mono-glycosylated steroid saponin&mdash；a key step in the preparation of this class of compounds. Additionally, the present invention provides a range of steroid saponin derivatives, and methods of making them.
