3α, 27-Dihydroxylupen-20(29)-en-28-oic acid methyl ester is a potent topoisomerase II inhibitor.

263844-80-0

C33H52O5

528.774

3-Acetoxy-27-hydroxy-20(29)-lupen-28-oic acid methyl ester

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years