| Abstract: | A complete x-ray study of the structure of a stereoisomer of the alkaloid matrine -isosophoridine - has been made. Rings A and B have the cis type of linkage. Rings A, B, and C have the chair form and D the half-chair form.Institute of Bioorganic Chemistry, Academy of Sciences of The Uzbek SSR, Tashkent Institute Institute of Crystallography, Academy of Sciences of the USSR, Moscow and V. I. Lenin Tashkent State University. Translated from Khimiya Prirodnykh Soedinenii, No. 4, pp. 460–465, July–August, 1981. Original article submitted February 2, 1981. |
