Was done metabolit's compound insulation secondary of mundar's plant leaf {Garcinia. forbesii King) with ektraksi's method and kromatografi. Molecular structures result compound insulates to be determined bases IR's spectroscopy data, NMR 1D and NMR 2D. Isolating yielding compound as crystal of yellow with melting point 212 214 0 C. Base analisis spectroscopy data is concluded that isolating yi…