Abstract: | The epigeal part of the plant ofAstragalus tragacantha Habl. (Leguminosae) has yielded, together with cyclosieversigenin 3-O- -D-xylopyranoside, a new glycoside of the cycloartane series — cyclocanthoside D, the structure of which has been established on the basis of chemical transformations and spectral characteristics as 24S-cycloartane-3 ,6 ,16 ,24,25-pentaol 16-O- -D-glucopyranoside 3-O- -D-xylopyranoside.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 1, pp. 73–76, January–February, 1988. |