Disclosed are 13α-(3-substituted-2-hydroxypropionyloxy)-baccatin compounds represented by the formula:
wherein R¹ represents a lower alkanoyl group or a protective group for hydroxy group; R represents a protective group for hydroxy group; R³ represents a lower alkanoyl group; R⁴ represents a substituted or unsubstituted benzoyl group; X represents a substituted or unsubstituted aryl group, a substituted or unsubstituted lower alkenyl group, or a substituted or unsubstituted lower alkynyl group; and A' represents a halogen atom, azido group or amino group,
and processes for preparing the same.
本发明公开了 13α-(3-取代-2-羟基丙酰氧基)-
巴卡丁化合物,由式表示:
其中,R¹代表低级烷酰基或羟基的保护基团;R代表羟基的保护基团;R³代表低级烷酰基;R⁴代表取代或未取代的苯甲酰基;X代表取代或未取代的芳基、取代或未取代的低级烯基或取代或未取代的低级炔基;以及A'代表卤素原子、
叠氮基团或
氨基、
以及制备上述物质的工艺。