Tutin has neurotoxicity, stomach toxicity and antifeeding activity on many insects. The insecticide activity of tutin was closely related to its structure and functional groups, and it could be improved by structure modification. 羟基马桑毒素(Tutin)对多种害虫具有神经毒性、胃毒和拒食作用。羟基马桑毒素的活性与其结构和官能团紧密相关,并且可以通过结构修饰得到提高。