Improved methods of manufacturing betulinic acid from betulin are disclosed. The methods provide the beta -isomer of betulinic acid in high purity and high yield.
申请公布号
WO9843936(A2)
申请公布日期
1998.10.08
申请号
WO1998US05998
申请日期
1998.03.26
申请人
THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
