Aervalanata possesses various useful medicinal and pharmaceutical activities. Phytochemical investigation of the plant has now led to the isolation of a new 2α,3α,15,16,19-pentahydroxy pimar-8(14)-ene diterpenoid (1) together with 12 other known compounds identified as β-sitosterol (2),
From the herb of AERVA LANATA six alkaloids were isolated. Canthin-6-one ( 1) and beta-carboline-1-propionic acid ( 5) have been found previosly while 10-methoxy-canthin-6-one ( 2), 10-hydroxy-canthin-6-one ( 3),10- O-beta- D-glucopyranosyloxycanthin-6-one ( 4), 6-methoxy-beta-carboline-1-propionic