La. Baltina et al., TRANSFORMATIONS OF GLYCYRRHIZIC ACID - THE SYNTHESIS OF 11-OXO-20-METHOXYCARBONYL-18-BETA-OLEAN-12-EN-3-OL, Mendeleev communications, (5), 1995, pp. 178-179
In order to prepare a new triterpene aminoglycoside containing 6-desox
y-6-amino-D-glucopyranosyl groups some transformations of glycyrrhizic
acid trimethyl ester have been carried out.