Abstract: | Partial syntheses of glycosides of oleanolic acid — the 3-0-β-D-xylopyranoside (songoroside A), the 3,28-bis-0-β-D-xylopyranoside, and the 28-0-β-gentiobioside-3-0-β-D-xylopyranoside — and also the formation of 3-0-β-D-xylopyranosyloleanolic acid 13,28-lactone are described. |