The investigation of antifungal activity and stability of combination the water extract of mangosteen fruit hull (Garcinia Mangostana. L) and secang wood (Caesalpinia Sappan. L) has been conducted. The tested demartophyta used Candida albicans. This research using difusion method to determine the antifungal activity and the stability of dye combination was tested against oxidizing agent (H202),…
Amentoflavon (biflavonoid) had been isolated from the leaves of Calophyllum pulcherimmum Wall. The ethyl acetate extracts of this leaves gave yellow powder with melting point 267-268°C. The structure was identified by spectroscopic methods including 1D and 2D NMR experiments as well as mass spectrometry. The structure does not indicate active antibacterial activity against Escherichia coli, St…