The essential oils from Baccaurea ramiflora Lour. root, leaf and fruit were extracted and their chemical constituents were analyzed by GC-MS for the first time.

• 首次采用水蒸汽蒸馏法从大戟科木奶果根、叶和果实中提取挥发油,用气相色谱-质谱对挥发油化学成分进行分析。