4-Aza-Oleanolic acid methyl ester is a triterpenic derivative. References: [1]. García-Granados A, et al. Epoxides, cyclic sulfites, and sulfate from natural pentacyclic triterpenoids: theoretical calculations and chemical transformations. J Org Chem. 2003 Jun 13;68(12):4833-44.

纯度：≥98%

CAS：557766-15-1