New Tetraazacyclododecane from Ilex cornuta
摘要
A new tetraazacyclododecane, 1-(1′,4′,7′,10′-tetraazacyclododecan-2-yl)-nonan-1-one (1) was isolated from the leaves of Ilex cornuta (Aquifoliaceae). The structure of the new tetraazacyclododecane was elucidated by chemical and physical evidence.