Studies on The Chemical Constituents of The Vollatile Oils from Laggera Pterodonta(DC) Benth / 昆明医科大学学报

The constituent of the volatile oils from Laggera pterodonta (DC) Benth was analyzed by GC/MS/DS and standard mass-spectrogram atlas. From which forty-eight compounds were identified and their relative contents were determined. Monoterpenoids, sesquiterpenoids and phenolic compounds, such as 2,6 bis (1,1-dimethyl ethyl)-4 ethyl phenol (28.27％) are the principal constituents.