Partial Synthesis of Krukovines A and B, Triterpene Ketones Isolated from the Brazilian Medicinal Plant Maytenuskrukovii
摘要:
Krukovines A (1) and B (2): triterpene ketones isolated from the Brazilian medicinal plant ''chuchuhuasi'' (Maytenus krukovii), were synthesized in eight steps from the commercially available oleanolic acid and ursolic acid, respectively.