1957 年 77 巻 12 号 p. 1354-1355
Examinations were made for triterpenes in the acetone extract of the leaves of Euonymus alata SIEB. forma Striata MAKINO (Celastraceae family) and epifriedelanol (plates, m. p. 283-284°) was isolated in ca. 0.42% yield and identified.