Abstract: | Summary A new withanolide called withastramonolide has been isolated from the leaves ofDatura stramonium f. violaceae. It has the structure of 5 ,12 ,27-trihydroxy-1-oxo-6 ,7 -epoxy-22R-witha-2,24-dienolide.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 1, pp. 91–95, January–February, 1978. |