Chromene derivatives based on a chromene amide isolated from Amyris texana. Also disclosed are compositions containing chromene derivatives (synthetic or natural) based on a chromene amide isolated from Amyris texana. Also methods for repelling blood-sucking and biting insects, ticks and mites involving treating (or exposing) an object (e.g., mammals such as humans) or area (e.g., a surface such as human skin) with a blood-sucking and biting insects, ticks and mites repelling effective amount of at least one compound selected from chromene derivatives (synthetic or natural) based on a chromene amide isolated from Amyris texana.
基于从Amyris texana中分离出的一种chromene酰胺衍
生物的chromene衍
生物。还公开了含有基于Amyris texana中分离出的chromene酰胺的chromene衍
生物(合成或天然)的组合物。还公开了用于驱避吸血和咬人的昆虫、蜱和螨虫的方法,该方法涉及使用至少一种从Amyris texana中分离出的chromene酰胺衍
生物为基础的chromene衍
生物(合成或天然)的驱避有效量处理(或暴露)物体(例如哺乳动物,如人类)或区域(例如表面,如人类皮肤)。