Betulinic acid (Standard) is the analytical standard of Betulinic acid. This product is intended for research and analytical applications. Betulinic acid is a natural pentacyclic triterpenoid, acts as a eukaryotic topoisomerase I inhibitor, with an IC50 of 5 µM, and possesses anti-HIV, anti-malarial, anti-inflammatory and anti-tumor properties[1][2][3][4].